Posts on Made of...
Property-Based Testing Is Fuzzing
“Property-based testing” refers to the idea of writing statements that should be true of your code...
over a year ago
“Property-based testing” refers to the idea of writing statements that should be true of your code (“properties”), and then using automated tooling to generate test inputs (typically, randomly-generated inputs of an appropriate type), and observe whether the properties hold for...
Ken Shirriff's blog
Wealth distribution in the United States
Forbes recently published the Forbes 400 List for 2024, listing the
400 richest people in the United...
2 months ago
Forbes recently published the Forbes 400 List for 2024, listing the
400 richest people in the United States.
This inspired me to
make a histogram to show the distribution of wealth in the United States.
It turns out that if you put Elon Musk on the graph,
almost the entire US...
Louwrentius
This blog is now running on solar power
Introduction
This blog is now running on solar power.
I've put a solar panel on my balcony, which...
over a year ago
Introduction
This blog is now running on solar power.
I've put a solar panel on my balcony, which is connected to a solar charge controller. This device charges an old worn-out car battery and provides power to a Raspberry Pi ~~3b+~~ 4B, which in turn powers this (static)...
Applied Cartography
Postgres batch enqueuing in ten lines of Django
It hasn't failed me yet:
BATCH_SIZE = 100
def batch_proess(queryset) -> None:
count =...
a year ago
It hasn't failed me yet:
BATCH_SIZE = 100
def batch_proess(queryset) -> None:
count = queryset.count()
if count == 0:
time.sleep(10)
return
with transaction.atomic():
batch = list(
queryset.select_for_update(of=("self",),...
Willem's Blog
Dig for dummies
Learn how to use the dig command to query domain name servers to find the source of network...
over a year ago
Learn how to use the dig command to query domain name servers to find the source of network problems, IP-addresses, hostnames, mail servers and related info.
Jonas Hietala
A friendly game of Twilight Imperium
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic.
We...
over a year ago
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic.
We were six players, most had played the third edition before. As I was quite hyped before the game, I had read up on the rules, watched a let’s play or two and listened to a podcast...
Louwrentius
Fully unattended deployment of Windows clients using limited resources
Introduction
Anyone who ever installed Windows on a computer by hand must have wished for a solution...
over a year ago
Introduction
Anyone who ever installed Windows on a computer by hand must have wished for a solution that automate this task. It's just waiting a lot and pressing a button now and then. But installing the operating system itself is only the beginning. Once installed, you need to...
./techtipsy
Stupid project ideas: the War Machine
LinusTechTips has some pretty great videos about building
insane PC and server setups, such...
over a year ago
LinusTechTips has some pretty great videos about building
insane PC and server setups, such as:
unboxing and deploying petabytes of storage
7 gamers, 1 CPU
building sleeper PC-s
testing sketchy CPU-s
opening up a 100TB SSD
I have the ideas, but not the budget of LinusTechTips, so...
Home on Erik...
Functional programming is the libertarianism of software engineering
This is a pretty dumb post, in which I argue that functional programming has a lot of the bad parts...
over a year ago
This is a pretty dumb post, in which I argue that functional programming has a lot of the bad parts of libertarianism and a lot of the good parts:
Both ideologies strive to eliminate [the] state.
Computer Ads from...
Sundial Systems' Relish
The Premier Workplace Shell Calendar, Phone Book, To Do List, and Program Runner, too
3 months ago
The Premier Workplace Shell Calendar, Phone Book, To Do List, and Program Runner, too
Arduino Blog
KiPneu makes soft robotic biomimetics accessible to STEAM students
Biomimicry, which is a method for developing new technology inspired by nature, has been one of...
5 months ago
Biomimicry, which is a method for developing new technology inspired by nature, has been one of humanity’s greatest assets. But systems reliant on soft tissue, such as an octopus’s tentacles, have been notoriously difficult to reproduce in the robotics world. To give STEAM...
Arduino Blog
Assess your aquarium’s health with an AI-enabled ultrasonic sensor
Below the surface of any body of water, harmful amounts of toxic gases and contaminates can...
8 months ago
Below the surface of any body of water, harmful amounts of toxic gases and contaminates can accumulate, which leads to a loss in fish and plant populations if not fixed quickly. But because most water testing, especially in aquariums, is done primarily on the surface, vital...
Jonas Hietala
Good and Bad Programmers
Every now and day blog posts about what it takes to be a good programmer or how you figure out if...
over a year ago
Every now and day blog posts about what it takes to be a good programmer or how you figure out if someone is a bad programmer arrives. There’s always talk about how you find the good programmers in interviews and the topic is always hot in schools and universities.
Today I read...
Louwrentius
Benchmarking cheap SSDs for fun, no profit (be warned)
The price of Solid-state drives (SSDs) has dropped significantly over the last few years. It's now...
a year ago
The price of Solid-state drives (SSDs) has dropped significantly over the last few years. It's now possible to buy a 1TB solid-state drive for less than €60. However, at such low price points, there is a catch.
Although cheap SSDs do perform fine regarding reads, sustained write...
Birchtree
All the games I played in 2024, reviewed
I love movies, but I really love games as well, so I figured I may as well follow up my 2024 movies...
2 weeks ago
I love movies, but I really love games as well, so I figured I may as well follow up my 2024 movies of the year post with something similar for games. I’m not going to rank these, but I’ll give a few words on each one
watchTowr Labs
QNAP QTS - QNAPping At The Wheel (CVE-2024-27130 and friends)
Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it)...
7 months ago
Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it) is in every ransomware gang and APT group’s top-10 to-do-list items, and so it makes sense that our research voyage would, at some point, cross paths with products
Old Vintage...
The spawn of AtariLab and the Universal Lab Interface
We were a Commodore 64/128 household growing up, and Apple IIe systems at school, but that doesn't...
a year ago
We were a Commodore 64/128 household growing up, and Apple IIe systems at school, but that doesn't mean I was unaware of Atari 8-bits. There was a family at church who had an 800XL and later a 130XE — and a stack of COMPUTE!'s I used to read through for hours — and it was...
GitButler
GitButler 0.13 - "Lucky Baseball"
It has been 4 months since our last minor release. In that time, we have done 27 patch releases,...
2 months ago
It has been 4 months since our last minor release. In that time, we have done 27 patch releases, adding lots of small features, bug fixes, performance improvements and experiments.
Last week we released GitButler 0.13, which is our first release with our new Fearless Rebasing...
Home on Erik...
More Luigi alternatives
The workflow engine battle has intensified with some more interesting entries lately! Here are a...
over a year ago
The workflow engine battle has intensified with some more interesting entries lately! Here are a couple I encountered in the last few days. I love that at least two of them are direct references to Luigi!
Jonas Hietala
Focusing Attention: Drawing
In my last post I wrote about some ideas and projects I have and how it’s a little bit too much at a...
over a year ago
In my last post I wrote about some ideas and projects I have and how it’s a little bit too much at a time, so now I’m going to try something new here. In the beginning of every week I’ll declare something I’ll be focusing on and then that’s the only thing I should focus on on my...
Willem's Blog
Creating a minimal iPhone stand
Today I created a minimal iPhone stand from oak wood. I used a single piece of wood to get it done.
over a year ago
Today I created a minimal iPhone stand from oak wood. I used a single piece of wood to get it done.
Birchtree
Grading my 2024 Apple predictions
First off, merry Christmas!
I closed out last year with a series of posts reviewing Apple’s main...
a week ago
First off, merry Christmas!
I closed out last year with a series of posts reviewing Apple’s main product lines, iPhones, iPads, Macs, Watches, and the soon-to-be-released Vision Pro. I’ll be doing that again over the last few days of the year, but in the interest of
Ken Shirriff's blog
Reverse engineering the 59-pound printer onboard the Space Shuttle
The Space Shuttle contained a bulky printer so the astronauts could
receive procedures, mission...
5 months ago
The Space Shuttle contained a bulky printer so the astronauts could
receive procedures, mission plans, weather reports, crew activity plans, and other documents.
Needed for the first Shuttle launch in 1981, this printer was designed in just 7 months, built around an Army...
Jonas Hietala
Sat-E
So I entered Ludum Dare 22 this weekend as a preamble for tomorrow’s linear algebra exam. The theme...
over a year ago
So I entered Ludum Dare 22 this weekend as a preamble for tomorrow’s linear algebra exam. The theme this time around was Alone and the game I came up with is about a lonely satellite in space, kinda like Wall-E.
Sat-E
Instructions
Collect junk and other items for you to buy...
Jonas Hietala
Let's build a VORON: Smaller fixes
I’ve been busy.
Busy printing stuff.
Which is awesome, because one big worry I had was if I’d...
11 months ago
I’ve been busy.
Busy printing stuff.
Which is awesome, because one big worry I had was if I’d actually use the printer or just end up modding and tweaking it until the end of time.
But of course, I’ve been slowly working through my large mods-I-want list.
My initial plan was to...
Jonas Hietala
My Dream Game: The Tycoon
I’ve been playing Starcraft 2 a little this christmas. It wasn’t dead serious 1v1 which really is my...
over a year ago
I’ve been playing Starcraft 2 a little this christmas. It wasn’t dead serious 1v1 which really is my favorite but I’ve played 2v2 with some friends and I actually played the campaign a bit and it was pretty fun! Usually I never play the campaign on RTS games but this one I liked....
Notes on software...
Container scheduling strategies for integration testing 14 different databases in Github Actions
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Louwrentius
Benefits of hyper-threading on a Core 7i processor
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework...
over a year ago
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework for this job. It executes parallel jobs so I can benefit
from the 4 cores + 4 virtual cores of my new Core 7i 920 processor.
The framework is based on some shell scripts running...
latest projects -...
Smallest USB-C MIDI Synth
[Hardware] The smallest and silliest MIDI synth yet
a year ago
[Hardware] The smallest and silliest MIDI synth yet
Arduino Blog
A DIY weather display with dedicated outdoor sensor station
Weather stations are popular projects in the maker community because they’re useful and usually...
6 months ago
Weather stations are popular projects in the maker community because they’re useful and usually quite affordable to construct. But most that we see are really weather information displays that gather data through the internet from stations in the region. That data is fairly...
./techtipsy
How I fixed one hardware issue with another one
I happen to run on an ASRock Fatal1ty B450 Gaming-ITX/ac
motherboard that used to run fine, but ever...
over a year ago
I happen to run on an ASRock Fatal1ty B450 Gaming-ITX/ac
motherboard that used to run fine, but ever since I installed one UEFI update, it has had this one annoying issue:
whenever you reboot, it gets stuck at POST. Cold boots work fine and the shutdown-and-push-the-power-button...
Home on Erik...
More Luigi: Presentation from OSCON
I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about...
over a year ago
I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about Luigi:
Next week I'm presenting at the NYC Predictive Analytics meetup together with Blake Shaw from Foursquare.
./techtipsy
This site will be offline on 2022-08-17 between 18:00-19:00 EEST
There really isn’t much to say here, nor is there a rational reason behind this.
I just see it as an...
over a year ago
There really isn’t much to say here, nor is there a rational reason behind this.
I just see it as an opportunity to send a signal and test the capabilities of
my UPS.
I’ve prepared for this moment with my self-hosting setup, let’s see how well it
holds up. Hopefully better than...
Jonas Hietala
An Epic Start
Oh what a mistake. I woke up at 05.00 when my girlfriend woke up, she’s working early today, and...
over a year ago
Oh what a mistake. I woke up at 05.00 when my girlfriend woke up, she’s working early today, and went to the bathroom. After I was done, still pretty tired, I made a big mistake. I checked the current theme for Ludum Dare 29: Beneath the Surface and guess what? Now I wasn’t tired...
Good Enough
PEOs are Good Enough (for us)
Hi, I’m Patrick. Good Enough brought me on as a part-time Operations Manager who basically does all...
a year ago
Hi, I’m Patrick. Good Enough brought me on as a part-time Operations Manager who basically does all the things that Shawn and Barry don’t want to do! My first task was to set up payroll for Good Enough’s three employees, something we thought would maybe be worth talking about!
If...
Computer Ads from...
Apple IIe and IIc Design Manager Peter Quinn Interviewed by BYTE's Gregg Williams
A behind-the-scenes look at the development of the Apple IIe and IIc.
10 months ago
A behind-the-scenes look at the development of the Apple IIe and IIc.
Jonas Hietala
Ludum Dare 29 Entry
After months of procrastination it is time for me to enter Ludum Dare again!
I am totally...
over a year ago
After months of procrastination it is time for me to enter Ludum Dare again!
I am totally unprepared, but I did setup a setup which actually compiles. I never got audio to run but hopefully I can manage something.
Repository: https://github.com/treeman/LD29. Going for C++ this...
./techtipsy
Steam Deck: I like it
I got a Steam Deck.
Only took me a year or so of contemplating getting
one, and trying out HoloISO,...
7 months ago
I got a Steam Deck.
Only took me a year or so of contemplating getting
one, and trying out HoloISO, the unofficial SteamOS installer
finally convinced me to get one.1
It took another year to actually get down to writing down my thoughts on it.
This post is written from the...
Matt Mullenweg
WPAI
Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some...
3 weeks ago
Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some very cool products including CodeWP, AgentWP, and WP.chat.
Louwrentius
Lustre and the risk of Serious Data Loss
Personally I have a weakness for big-ass storage. Say 'petabyte' and I'm
interested. So I was...
over a year ago
Personally I have a weakness for big-ass storage. Say 'petabyte' and I'm
interested. So I was thinking about how you would setup a large, scalable
storage infrastructure. How should such a thing work?
Very simple: you should be able just to add hosts with some bad-ass huge...
Jonas Hietala
Favourite Programming Language
All the programmers love to promote their favourite language, or to hate on others. Now I read a...
over a year ago
All the programmers love to promote their favourite language, or to hate on others. Now I read a post which claimes my favourite language is not good enough! But he’s correct of course, there is no one language to rule them all. You should always choose the mest language for the...
./techtipsy
Accidentally turning the ASRock DeskMini X300 into a semi-passively cooled PC
After playing around with fan curves on my ASRock DeskMini X300
based home server, I noticed one...
over a year ago
After playing around with fan curves on my ASRock DeskMini X300
based home server, I noticed one interesting thing. At least it was
interesting to me.
Background
I had one goal: to try to see if I could turn it into a semi-passive PC by only
turning the fan on when the PC was...
Christian Selig
Introducing Tiny Storage: a small, lightweight UserDefaults replacement
Hey I'm a developer not an artist
Following my last blog post about difficulties surrounding...
2 months ago
Hey I'm a developer not an artist
Following my last blog post about difficulties surrounding UserDefaults and edge cases that lead to data loss (give it a read if you haven’t, it’s an important precursor to this post!), I wanted to build something small and lightweight that...
Vitalik Buterin's...
What do I think about Community Notes?
a year ago
Notes on software...
A reawakening of systems programming meetups
This year has seen a resurgence in really high quality systems
programming meetups. Munich...
6 months ago
This year has seen a resurgence in really high quality systems
programming meetups. Munich Database
Meetup, Berlin
Systems Group, SF Distributed
Systems Meetup, NYC
Systems, Bengaluru
Systems, to name a few.
This post summarizes a bit of disappointing recent tech meetup
history,...
Jonas Hietala
fish_update_completions in Slackware 14.1
I’ve been trying out fish shell lately. A cool feature with fish is that it can automatically...
over a year ago
I’ve been trying out fish shell lately. A cool feature with fish is that it can automatically generate completions by parsing the installed man pages by running fish_update_completions.
Unfortunately this is what I got:
Traceback (most recent call last):
File...
seangoedecke.com RSS...
Why some engineers get trusted with high-impact work
It’s fun and rewarding to work on critical tasks. But there’s only so much important work to go...
a week ago
It’s fun and rewarding to work on critical tasks. But there’s only so much important work to go around. Worse still, the chances to work on…
Ian's Blog
Having a Website Used to Be Fun
According to the Wayback Machine, I launched my website over a decade ago, in 2013. Just that...
2 months ago
According to the Wayback Machine, I launched my website over a decade ago, in 2013. Just that thought alone makes me feel old, but going back through the old snapshots of my websites made me feel a profound feeling of longing for a time when having a website used to be a novel...
Jonas Hietala
Why make games
Why did I start making games? Because I like to play them of course. Think of all the fantastic...
over a year ago
Why did I start making games? Because I like to play them of course. Think of all the fantastic games; Super Mario, Lemmings, Tetris, GTA, The Sims, Counterstrike, Theme Hospital, SimCity and Rollercoaster Tycoon… Damn - when you count them like this you’ll see how many great...
Home on Erik...
Ping the world
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result:
Some...
over a year ago
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result:
Some notes:
What's going on with Sweden? Too much torrenting? Ireland is likewise super slow, but not Northern Ireland Eastern Ukraine is also super slow, maybe not surprising given...
Jonas Hietala
The ASIC pit of despair
Monero has once again changed the POW to brick ASICs following confirmation that 85% of Monero’s...
over a year ago
Monero has once again changed the POW to brick ASICs following confirmation that 85% of Monero’s hashrate were ASICs.
Recurring hard forks to brick ASICs is a very dangerous game and what better to illustrate this than with an xkcd-style plot?
You’re safe on the edges but how do...
Christian Selig
Choosing a travel pack is hard
I love the “carry-on only” traveling style, it’s cheaper and you don’t have to worry about airlines...
8 months ago
I love the “carry-on only” traveling style, it’s cheaper and you don’t have to worry about airlines losing your stuff. Outside of requiring a bit more planning, what’s not to love?
Turns out this is a beloved product category with a passionate community behind it, and as a result...
Home on Erik...
Interview with a Data Scientist: Erik Bernhardsson
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is...
over a year ago
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is kind of arguable since (a) all the other ppl in that series are much cooler than me (b) I'm not really a data scientist.
Jonas Hietala
Let's build a VORON: Filters
I can print, but the printer is missing a very important thing that I alluded to in the previous...
a year ago
I can print, but the printer is missing a very important thing that I alluded to in the previous post: filtering dangerous particles and fumes.
This is mostly covered by the kit, but I was missing some parts from the print it forward and the kit didn’t include a HEPA...
Computer Ads from...
Salamander Software's Franklin's Tomb
My name is Diamond, Dan Diamond. I'm a private cop.
10 months ago
My name is Diamond, Dan Diamond. I'm a private cop.
./techtipsy
Recovering a password-protected ThinkPad T60
A couple of years ago, I worked on a ThinkPad T60. That ThinkPad had been in use
by a family member...
over a year ago
A couple of years ago, I worked on a ThinkPad T60. That ThinkPad had been in use
by a family member before that, and I started its cleanup by disassembling the
whole machine and making sure that it was pristine. However, once I put it all
back together, I saw that it was password...
Avestura's Blog
Problems of C, and how Zig addresses them
What are the problems of C, and how Zig addresses them?
a year ago
What are the problems of C, and how Zig addresses them?
Bryan Braun - Blog
Before you buy a domain name, first check to see if it’s haunted
In mid-2022 I bought a new domain name.
The name was musicbox.fun. I got it for a side-project, an...
2 months ago
In mid-2022 I bought a new domain name.
The name was musicbox.fun. I got it for a side-project, an interactive online music box that I had built and hosted at musicboxfun.com. The new name was shorter and more quirky. I felt lucky to have grabbed it.
Unfortunately, musicbox.fun...
Posts on Made of...
Record/Replay testing in Sorbet
In 2017 and 2018, I (along with Paul Tarjan and Dmitry Petrashko) was a founding member of the...
over a year ago
In 2017 and 2018, I (along with Paul Tarjan and Dmitry Petrashko) was a founding member of the Sorbet project at Stripe to build a gradual static typechecking system for Ruby, with the aim of enhancing productivity on Stripe’s millions of lines of Ruby, and eventually producing a...
Louwrentius
How to resolve extreme memory usage on Windows 2008 R2-based file servers
I'm responsible for a file server with about 5 terrabytes of data. The file server is based on...
over a year ago
I'm responsible for a file server with about 5 terrabytes of data. The file server is based on Windows 2008 R2. I've noticed extreme memory usage on the server. After a reboot, it slowly builds up until almost all RAM memory is consumed.
So I googled around and found this post...
Yazin Alirhayim
The best bank in Bahrain … is Meem
Yes, that’s right. The best bank in Bahrain is … Meem. This nomination will be especially shocking...
over a year ago
Yes, that’s right. The best bank in Bahrain is … Meem. This nomination will be especially shocking to those of you that read my last post that ripped the Meem app to shreds.
Criteria for ‘best bank’
My criteria for “best bank” isn’t the best user experience or customer support....
Jonas Hietala
Getting the book into my hands
Around a month ago I placed an order for a reference copy of my upcoming book Why Cryptocurrencies?....
over a year ago
Around a month ago I placed an order for a reference copy of my upcoming book Why Cryptocurrencies?. I took the cheapest shipping option at IngramSpark, without tracking and, apparently, without customs declarations as it got stuck in customs for several weeks.
But it’s here...
Arduino Blog
A miniature Vegas Sphere is the perfect nightlight
Sphere in Las Vegas is inarguably one of the most notable architectural achievements of the...
5 months ago
Sphere in Las Vegas is inarguably one of the most notable architectural achievements of the 21st century so far. Gaudy? Maybe. Controversial? Definitely. Interesting? Absolutely — no one can debate that with a straight face. When 15-year-old Ben Kennedy’s bedroom nightlight...
Ken Shirriff's blog
Inside an IBM/Motorola mainframe controller chip from 1981
In this article, I look inside a chip in the IBM 3274 Control Unit.1
But before I discuss the chip,...
5 months ago
In this article, I look inside a chip in the IBM 3274 Control Unit.1
But before I discuss the chip, I need to give some background on mainframes.
(I didn't completely analyze the chip, so don't expect a nice narrative or solid conclusions.)
Die photo of the Motorola/IBM SC81150...
Willem's Blog
Saving a MacBook Air with exploded battery
Saving a MacBook Air with a swollen battery pack.
over a year ago
Saving a MacBook Air with a swollen battery pack.
Jonas Hietala
2017 in Review
In contrast to previous years I haven’t kept up with the blog. For good reason I’d say since we got...
over a year ago
In contrast to previous years I haven’t kept up with the blog. For good reason I’d say since we got a child in October! It really alters your perspectives and other things suddenly feel a little less important and of course there’s less time to do other stuff.
A little late and...
Ken Shirriff's blog
Standard cells: Looking at individual gates in the Pentium processor
Intel released the powerful Pentium processor in 1993,
a chip
to "separate the really power-hungry...
5 months ago
Intel released the powerful Pentium processor in 1993,
a chip
to "separate the really power-hungry folks from ordinary mortals."
The original Pentium was followed by the Pentium Pro, the Pentium II, and others, spawning a long-running brand of high-performance processors, Intel's...
Louwrentius
Why I bought a digital projector (Panasonic PT-AT5000E)
I don't have a TV. I haven't been watching TV for more than 10 years. But I love to watch movies or...
over a year ago
I don't have a TV. I haven't been watching TV for more than 10 years. But I love to watch movies or great series like Dexter and Game of Thrones. Until recently, I watched movies or series on my 27" iMac. Twenty-seven inch is large for a computer screen but for a TV, it's quite...
On Life and Lisp
Growing up Alyssa
When I was 10, I came out as transgender. I was a girl and I knew it.
I was one of the lucky...
a year ago
When I was 10, I came out as transgender. I was a girl and I knew it.
I was one of the lucky ones.
After four painful years, I was fortunate enough to access gender-affirming health care. First testosterone blockers. Later estrogen, the stuff my peers soaked in for years while I...
Notes on software...
Thinking about functional programming
Someone on Discord asked about how to learn functional programming.
The question and my initial...
a year ago
Someone on Discord asked about how to learn functional programming.
The question and my initial tweet on the subject prompted an
interesting
discussion
with Shriram
Krishnamurthi and other folks.
So here's a slightly more thought out exploration.
And just for backstory sake: I...
Home on Erik...
Google diversity memo, global warming, Pascal's wager, and other stuff
There's about 765 million blog posts about the diversity “memo” that leaked out of Google a couple...
over a year ago
There's about 765 million blog posts about the diversity “memo” that leaked out of Google a couple of weeks ago. I think the case for any biological difference is pretty weak, and it bothers me when people refer to an “interest gap” as anything else than caused by the...
Posts on Made of...
DEF CON
I’m sitting in the airport in Las Vegas on the way back from DEF CON 15. It’s the first time I’ve...
over a year ago
I’m sitting in the airport in Las Vegas on the way back from DEF CON 15. It’s the first time I’ve been at the con, and it wasn’t really what I expected. Frankly, I walked away feeling kinda underwhelmed.
Very few of the talks were as technical as I was hoping – they were almost...
Posts on Made of...
Testing and feedback loops
Testing and feedback loops This post tries to set out one mental model I have for thinking about...
over a year ago
Testing and feedback loops This post tries to set out one mental model I have for thinking about testing and the purpose testing serves in software engineering, and to explore some of the suggestions of this model.
As mentioned in an earlier post, I think a lot about working in...
Matt Blewitt
Shunn
The Shunn manuscript format is a set of guidelines for writers to follow when submitting manuscripts...
7 months ago
The Shunn manuscript format is a set of guidelines for writers to follow when submitting manuscripts to publishers. It was created by author William Shunn and is widely used in the publishing industry. Here is a brief demonstration of a tool I wrote to facilitate generating...
Old Vintage...
The Fossil Wrist PDA becomes a tiny Gopher client (with Overbite Palm 0.3)
I don't always often wear watches. But when I do, I prefer Palm PDAs. Wired to my wrist.
all...
a year ago
I don't always often wear watches. But when I do, I prefer Palm PDAs. Wired to my wrist.
all about Palm devices on the Internet.
It turns out there's a reason for that, and we're going to patch the operating system so we can make the Fossil Wrist PDA into what may be the...
Home on Erik...
How to hire smarter than the market: a toy model
Let's consider a toy model where you're hiring for two things and that those are equally valuable....
over a year ago
Let's consider a toy model where you're hiring for two things and that those are equally valuable. It's not very important what those are, so let's just call them “thing A” and “thing B” for now.
Simply Explained
ESP-IDF: Storing AWS IoT certificates in the NVS partition (for OTA)
When using AWS IoT Core, most tutorials will tell you to include device certificates in your...
over a year ago
When using AWS IoT Core, most tutorials will tell you to include device certificates in your firmware. While that does work, it means you won't be able to run over-the-air updates.In this post, I'll show how to store AWS certificates in the NVS partition. This will make it...
Arduino Blog
Project Hub’s new featured pages are your gateway to inspiration!
Arduino’s Project Hub is more than just a platform; it’s a vibrant community where members share...
6 months ago
Arduino’s Project Hub is more than just a platform; it’s a vibrant community where members share their ideas and achievements, contributing to our knowledge base and inspiring everyone to make, learn, and try something new. With close to 5,400 projects, including tutorials,...
Odds and Ends of...
Here's how AI can REDUCE health misinformation
How the government can build a bullshit detector
2 months ago
How the government can build a bullshit detector
computers are bad
2024-01-16 the tacnet tracker
Previously on Deep Space Nine, I wrote that "the mid-2000s were an unsettled
time in mobile...
11 months ago
Previously on Deep Space Nine, I wrote that "the mid-2000s were an unsettled
time in mobile computing."
Today, I want to share a little example. Over the last few weeks, for various
personal reasons, I have been doing a lot of reading about embedded operating
systems and ISAs for...
computers are bad
2023-02-17 something up there pt II
As we discussed previously,
the search for UAP is often contextualized in terms of the events of...
a year ago
As we discussed previously,
the search for UAP is often contextualized in terms of the events of 2017:
the public revelation of the AATIP and alien-hunting efforts by Robert Bigelow
and Tom DeLonge. While widely publicized, these programs seem to have lead to
very little. I...
Applied Cartography
Pytest: test for print statements
Inspired by Adam Johnson's test for pending migrations, and of course in conversation with my own...
6 months ago
Inspired by Adam Johnson's test for pending migrations, and of course in conversation with my own love of weird tests, I offer a similar concept: a test for finding stray print statements in your codebase, with a ratchet array for stuff to ignore.
import glob
PATH =...
Home on Erik...
Luigi: complex pipelines of tasks in Python
I'm shamelessly promoting my first major open source project. Luigi is a Python module that helps...
over a year ago
I'm shamelessly promoting my first major open source project. Luigi is a Python module that helps you build complex pipelines of batch jobs, handle dependency resolution, and create visualizations to help manage multiple workflows. It also comes with Hadoop support built in...
anderegg.ca
My 2024 Upgradies Picks
The latest instalment of The Upgradies is coming soon from our friends at the Upgrade podcast. I...
a month ago
The latest instalment of The Upgradies is coming soon from our friends at the Upgrade podcast. I submitted my recommendations earlier today, and thought it would be fun to share my picks.
Best Overall iOS App
Bear
I once again don’t have a new app for this category, but Bear has...
Vitalik Buterin's...
Against choosing your political allegiances based on who is "pro-crypto"
5 months ago
Notes on software...
Writing a web server from scratch: 1. HTTP and sockets
Say we have some HTML:
<html>
<body>
<h1>Hello world!</h1>
</body>
</html>
And say we'd...
over a year ago
Say we have some HTML:
<html>
<body>
<h1>Hello world!</h1>
</body>
</html>
And say we'd like to be able to render this page in a web browser. If
the server is hosted locally we may want to enter
localhost:9000/hello-world.html in the address bar, hit
enter, make a...
seangoedecke.com RSS...
Keep incidents boring
The internet is full of exciting incident war stories. Tough engineering problems, solved under...
over a year ago
The internet is full of exciting incident war stories. Tough engineering problems, solved under pressure by sleep-deprived developers. In an…
Jonas Hietala
Ludum Dare 17 - an hour or two into it
I decided to participate in the Ludum Dare this time, even though I’ve spent the whole day on a...
over a year ago
I decided to participate in the Ludum Dare this time, even though I’ve spent the whole day on a massage course (which by the way was pretty darn good), and about halfway there this is what I’ve done:
Chockingly… ugly
All is not what meets the eye though, I’ve got the basics done...
Jonas Hietala
Netrunner ID draft Örebro
I entered an ID draft tournament in Netrunner hosted in Örebro and this is a brief overview of what...
over a year ago
I entered an ID draft tournament in Netrunner hosted in Örebro and this is a brief overview of what happened. Disclaimer: My memory is a little bit fuzzy and the events may or may not correspond to what actually happened.
The draft
The idea was to randomly sort all entrants and...
Jonas Hietala
Robot Project Start
So it has begun, the long road until christmas when we’re supposed to have a working warrior robot....
over a year ago
So it has begun, the long road until christmas when we’re supposed to have a working warrior robot. We’re gonna do battle with infrared lasers instead of axes but it might be fun anyway. Luckily for me I’m responsible for software and nothing harder than that! w00p!
We could...
Louwrentius
Laptop or netbook as router?
If you want a router for distribution of internet to your computers at home,
there are several...
over a year ago
If you want a router for distribution of internet to your computers at home,
there are several options.
buy some embedded device from Linksys, Draytek, Asus, 3com, ZyXtel or
netgear
This type of hardware is cheap, economical, and gets you up and running in a
few minutes. The...
Louwrentius
'Secure programming: how to implement user account management'
Most web applications work like this:
The application uses a single database account to perform all...
over a year ago
Most web applications work like this:
The application uses a single database account to perform all actions. Users
are just some records in a table. Account privileges and roles are part of
this table, or separate tables.
This implies that all security must be designed and build...
Louwrentius
Script that shows smart values of all disks'
Please use this tool on github instead of this ancient script.
So you have a Linux system with a lot...
over a year ago
Please use this tool on github instead of this ancient script.
So you have a Linux system with a lot of hard drives. If you want to quickly check on some key SMART values to determine the health of individual disks, you might be interested in this script.
I wrote a small Python...
Matt Mullenweg
Falling Snow
The talented Felix Arntz has given an incredible Christmas gift to the WordPress community with his...
2 weeks ago
The talented Felix Arntz has given an incredible Christmas gift to the WordPress community with his fast, light, and accessible Snow Fall plugin, which is live on this site and you can install on yours. I hope everyone is having a happy holidays! Search for “snow fall” in your...
Notes on software...
RFCs and asynchronous-first culture
I hated writing documentation before working on features. But after a
while I realized I couldn't...
over a year ago
I hated writing documentation before working on features. But after a
while I realized I couldn't communicate well enough, even with folks I
had a good connection with. It took me a number of mistaken deliveries
to get the message.
Sketches and mockups
Designers solve this by...
Applied Cartography
Weird test: internal link checking
I wrote last month about using weird tests. Here's another example: checking for broken internal...
8 months ago
I wrote last month about using weird tests. Here's another example: checking for broken internal links in our upcoming docsite redesign!
const extractInternalLinks = (content: string): string[] => {
// Check for internal links only, in the form of [text](/path).
const...
Jonas Hietala
Focusing Attention: Study Hacking
A week of drawing is over, but I didn’t draw that much. It was a little bit of a fail from my...
over a year ago
A week of drawing is over, but I didn’t draw that much. It was a little bit of a fail from my part.
But the past is the past and this week I’m going to be study focused. Not that I need to study, but I really need to rework my study technique. I’ve been going on like a classical...
Notes on software...
My favorite software subreddits
Originally published on December 5, 2021.
If you are an experienced software developer whose only...
a year ago
Originally published on December 5, 2021.
If you are an experienced software developer whose only exposure to
reddit is dank memes, proggit or even
language-specific subreddits like
/r/python, you're missing out.
What follows are my favorite subreddits in tech. My criteria is...
Odds and Ends of...
Book now! Where we're going, we need roads (and trains)
My next in-person event/meet-up, with transport policy expert Michael Dnes!
a month ago
My next in-person event/meet-up, with transport policy expert Michael Dnes!
detreville
A writer's autobiography
(Just not mine.)
a year ago
Vitalik Buterin's...
Hard Problems in Cryptocurrency: Five Years Later
over a year ago
Engineers Need Art
VPX Scripting - Part 1 (Teacher's Pet)
The first in a series of posts about scripting Visual Pinball tables.
8 months ago
The first in a series of posts about scripting Visual Pinball tables.
Arduino Blog
Making fire detection more accurate with ML sensor fusion
The mere presence of a flame in a controlled environment, such as a candle, is perfectly acceptable,...
4 months ago
The mere presence of a flame in a controlled environment, such as a candle, is perfectly acceptable, but when tasked with determining if there is cause for alarm solely using vision data, embedded AI models can struggle with false positives. Solomon Githu’s project aims to lower...
Style over Substance
Fujifilm Instax Wide 300 to Mamiya Press mount mod
How I modified an Instax Wide instant camera to mount a Mamiya Press medium format lens
The post...
over a year ago
How I modified an Instax Wide instant camera to mount a Mamiya Press medium format lens
The post Fujifilm Instax Wide 300 to Mamiya Press mount mod appeared first on Style over Substance.
Bryan Braun - Blog
Capability makes your life simpler
If you can tolerate discomfort, then you can camp much lighter. Camping lighter means you spend less...
5 months ago
If you can tolerate discomfort, then you can camp much lighter. Camping lighter means you spend less time and energy packing, setting-up, tearing down, and unpacking. The same goes for travel. Fewer clothes and shoes means less luggage to carry, manage, and lose. You can board...
Gwern.net Newsletter
September 2020 News
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no...
over a year ago
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no reviews.
Arduino Blog
This nature-inspired display reacts to ambient sounds
We all need ways to calm down and relax, and few things are as effective as nature itself. Taking...
2 weeks ago
We all need ways to calm down and relax, and few things are as effective as nature itself. Taking inspiration from organic patterns and smooth, flowing waves, dzeng on Instructables has built an LED wall light that responds in real-time to the sounds within a room. The project...
seangoedecke.com RSS...
Acing the coding challenge
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview...
over a year ago
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview scenarios, typically a coding challenge is not a…
Posts on Made of...
BlackHat/DEFCON 2011 talk: Breaking out of KVM
I’ve posted the final slides from my talk this year at DEFCON and Black Hat, on breaking out of the...
over a year ago
I’ve posted the final slides from my talk this year at DEFCON and Black Hat, on breaking out of the KVM Kernel Virtual Machine on Linux.
Virtunoid: Breaking out of KVM from Nelson Elhage [Edited 2011-08-11] The code is now available. It should be fairly well-commented, and...
Home on Erik...
coin2dice
Here's a problem that I used to give to candidates. I stopped using it seriously a long time ago...
over a year ago
Here's a problem that I used to give to candidates. I stopped using it seriously a long time ago since I don't believe in puzzles, but I think it's kind of fun.
Let's say you have a function that simulates a random coin flip.
Old Vintage...
CAP-X and COMP-X: how the Tandy Pocket Computers got a sucky Japanese assembler
I grew up primarily with the Commodore 64, where if you wanted to do anything really cool and...
10 months ago
I grew up primarily with the Commodore 64, where if you wanted to do anything really cool and useful, you had to do it in 6502 assembly language. Today I still write 6502 assembly, plus some Power ISA and even a little TMS9900. I like assembly languages and how in control of the...
detreville
🎼This Is the Worst Trip I’ve Ever Been On 🎶
(A Lengthy Vacation Post-Mortem)
7 months ago
(A Lengthy Vacation Post-Mortem)
Arduino Blog
Arduino Cloud is now available in AWS Marketplace!
We’re excited to announce that Arduino Cloud is now available in AWS Marketplace, making it easier...
3 months ago
We’re excited to announce that Arduino Cloud is now available in AWS Marketplace, making it easier than ever for developers and businesses worldwide to integrate our powerful IoT platform into their AWS infrastructure. This development is particularly relevant for those in...
Posts on Made of...
Graceful behavior at capacity
Suppose we’ve got a service. We’ll gloss over the details for now, but let’s stipulate that it...
a year ago
Suppose we’ve got a service. We’ll gloss over the details for now, but let’s stipulate that it accepts requests from the outside world, and takes some action in response. Maybe those requests are HTTP requests, or RPCs, or just incoming packets to be routed at the network layer....
Notes on software...
Favorite compiler and interpreter resources
This is an external post of mine. Click
here
if you are not redirected.
a year ago
This is an external post of mine. Click
here
if you are not redirected.
Louwrentius
Script that deletes old files to keep disk from filling up
When a disk has no free space left, all kinds of trouble can occur.
Therefore, I've created a...
over a year ago
When a disk has no free space left, all kinds of trouble can occur.
Therefore, I've created a script that monitors the used space of a volume
and deletes the oldest file if a certain threshold is reached.
The script will keep on deleting the oldest file present on disk until...
Computer Ads from...
UNIX Review Magazine Interviews Larry Tesler
They discuss Tesler's involvement with Xerox, Apple and office automation with Unix.
3 months ago
They discuss Tesler's involvement with Xerox, Apple and office automation with Unix.
Lighthouse Blog
Updates November 4: Free newsletter to RSS tool
2 months ago
Louwrentius
Linux on Mac Mini - boot after power failure
When using a Mac Mini as a server or router, it is very nice if the machine
automatically boots if a...
over a year ago
When using a Mac Mini as a server or router, it is very nice if the machine
automatically boots if a power failure has occurred.
User chirhoxi on the ubuntu forum found out how this can be achieved:
http://ubuntuforums.org/showthread.php?t=1209576
Basically you need one of these...
Jonas Hietala
Ludum Dare 22 results!
The results from Ludum Dare 22 are in! I made the game Sat-E for the 48 hour competition and I was...
over a year ago
The results from Ludum Dare 22 are in! I made the game Sat-E for the 48 hour competition and I was quite happy with it.
#24 Community 3.71
#40 Fun 3.38
#49 Theme 3.69
#65 Overall 3.42
#95 Humor 2.82
#167 Mood 2.92
#247 Innovation 2.69
#338 Audio 2.23
#340 Graphics 2.62
#376...
Simply Explained
Filtering spam on YouTube with TensorFlow & AI
My YouTube channel has been attracting a lot of spammers. They try to trick people by saying they...
over a year ago
My YouTube channel has been attracting a lot of spammers. They try to trick people by saying they know how to profit from trading cryptocurrencies or that they can recover lost wallet keys.I've been marking these comments as spam, thinking that YouTube would learn to recognize...
Azad's Blog
Traveling with Apple Vision Pro
The Vision Pro has quickly become an essential item that I take onto every flight. It’s a fantastic...
2 months ago
The Vision Pro has quickly become an essential item that I take onto every flight. It’s a fantastic device to travel with—Be it by train or by plane, it offers an unparalleled opportunity to selectively tune out your environment and sink into an engaging activity like watching a...
Applied Cartography
Meta's two assets
(Epistemic disclaimer: there are few Extremely Big Tech Companies to whom I feel apathy more vividly...
2 months ago
(Epistemic disclaimer: there are few Extremely Big Tech Companies to whom I feel apathy more vividly than Meta. I had a Facebook account in high school and college and got rid of it at some point post-graduation, though I'd be hard-pressed to tell you when exactly that was.)
It...
Odds and Ends of...
Why we need seven bins
It's time for some #binchat
2 weeks ago
It's time for some #binchat
Computer Ads from...
Vote for the Topic of the March 2024 Plus Post
If you are a paid subscriber, voting is open for one week
9 months ago
If you are a paid subscriber, voting is open for one week
Louwrentius
Ubuntu and full disk encryption (FDE)
Ubuntu is based on Debian Linux. As part of a regular Debian installation, you
can choose to create...
over a year ago
Ubuntu is based on Debian Linux. As part of a regular Debian installation, you
can choose to create an encrypted disk volume based on LUKS. This is different
from the option within the Ubuntu installation to encrypt home directories. To
be able to install Ubuntu and use full disk...
Vitalik Buterin's...
Review of Gitcoin Quadratic Funding Round 3
over a year ago
./techtipsy
Cool projects
This is an unsorted list of projects that really cool and neat.
Chromebook cluster
someone took...
a year ago
This is an unsorted list of projects that really cool and neat.
Chromebook cluster
someone took some old Chromebooks, stripped them down and built a cluster. I love this kind of jank!
Willem's Blog
Increase traffic to your blog with a RSS feed
Using NodeJS I added RSS feeds to my blog as support for feeds can still provide you with value....
over a year ago
Using NodeJS I added RSS feeds to my blog as support for feeds can still provide you with value. Read about the "how" and "why" in this post.
Willem's Blog
Rescuing photos from a crashed iMac
This week I attempted to recover two decades of personal photo history from a crashed iMac.
over a year ago
This week I attempted to recover two decades of personal photo history from a crashed iMac.
Arduino Blog
Explore e-paper technology with Nano Matter and the new EPDK-Matter from Pervasive Displays
We’re excited to share that Pervasive Displays has just launched the E-Paper Development Kit for...
3 weeks ago
We’re excited to share that Pervasive Displays has just launched the E-Paper Development Kit for Matter! This groundbreaking, self-contained kit is designed to revolutionize how smart home devices use e-paper displays, enhancing user experience while driving down energy...
./techtipsy
The best laptop is the one somebody else had
In 2011, I was finishing 9th grade. As a gift, I got to choose a laptop in the
400 EUR range. I...
2 months ago
In 2011, I was finishing 9th grade. As a gift, I got to choose a laptop in the
400 EUR range. I ended up picking
an ASUS Eee PC 1201PN. It was new and the
first computer in my life that was 100% mine, but awfully slow for a lot of tasks.
It was so slow that I ended up giving...
Ken Shirriff's blog
Inside the Intel 386 processor die: the clock circuit
Processors are driven by a clock, which controls the timing of each step inside the chip.
In this...
a year ago
Processors are driven by a clock, which controls the timing of each step inside the chip.
In this blog post, I'll examine the clock-generation circuitry inside the Intel 386 processor.
Earlier processors such as the 8086 (1978) were simpler, using two clock phases internally.
The...
Posts on Made of...
Using X forwarding with screen by proxying $DISPLAY
If you’re reading this blog, I probably don’t have to explain why I love GNU screen. I can keep a...
over a year ago
If you’re reading this blog, I probably don’t have to explain why I love GNU screen. I can keep a long-running session going on a server somewhere, and log in and resume my session without losing any state.
I also love X-forwarding. I love being able to log into a remote server...
Jonas Hietala
November Theme: Art Game
Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t...
over a year ago
Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t been “my” themes: I’ve been following their lead and their themes and this month is no exception. This months’ apparently a big theme - Art. It’s even a collaboration with a big...
Notes on software...
Emulating linux/AMD64 userland: interpreting an ELF binary
In this post we'll stumble toward a working emulator for a barebones C
program compiled for...
over a year ago
In this post we'll stumble toward a working emulator for a barebones C
program compiled for linux/AMD64. The approach will be slightly more
so based on observation than by following a spec; a great way
to quickly become familiar with a topic, and a bad way to...
Notes on software...
Implementing MVCC and major SQL transaction isolation levels
In this post we'll build a database in 400 lines of code with basic
support for five standard SQL...
7 months ago
In this post we'll build a database in 400 lines of code with basic
support for five standard SQL transaction levels: Read Uncommitted,
Read Committed, Repeatable Read, Snapshot Isolation and
Serializable. We'll use multi-version concurrency control (MVCC) and
optimistic...
Good Enough
TIL: Fixing Broken Social Share Images in Twitter/X
I have an admission to make.
Social share images for Pika were broken on Twitter/X, LinkedIn, and...
a month ago
I have an admission to make.
Social share images for Pika were broken on Twitter/X, LinkedIn, and Apple Messages for months.
And it made me sad.
But in the past few months we got it fixed.
And that made me very happy!
We really love our Pika social share images.
They are...
./techtipsy
I have a 'Dall UD19PB ThundeRbglt Dock': my experience with the HP Elitebook 845 G9
I’ve decided to give a new laptop a test drive, mainly because I had the
opportunity at work, and...
over a year ago
I’ve decided to give a new laptop a test drive, mainly because I had the
opportunity at work, and also out of morbid curiosity.
It’s the HP Elitebook 845 G9, and it has pretty good specifications:
CPU: AMD Ryzen 7 6800U
RAM: 2x16GB DDR5
Storage: 512GB KIOXIA NVMe SSD...
./techtipsy
No HDMI port on the ThinkPad T430? No problem!
The ThinkPad T430 has a few options for running it with an external display:
VGA port, which is...
5 months ago
The ThinkPad T430 has a few options for running it with an external display:
VGA port, which is pretty much obsolete at this point
mini DisplayPort connector on the laptop itself
DVI or DisplayPort on a dock
The mini DisplayPort port has annoyed me for as long as I’ve had this...
./techtipsy
OpenWRT, ISP modem and dynamic IP addresses: how to fix connectivity issues without rebooting your...
My current ISP provides an internet connection over a
copper wire. To use it,
I have a crappy modem...
7 months ago
My current ISP provides an internet connection over a
copper wire. To use it,
I have a crappy modem (Technicolor CGA2121, DOCSIS 3.0). It’s running in bridge
mode,
meaning that all it does is convert the signal running over the coax cable
into plain old Ethernet.
My main...
Jonas Hietala
The End of the Tunnel
Lately I’ve been feeling like there’s been a shit-ton of stuff going on, quite a turn-around from...
over a year ago
Lately I’ve been feeling like there’s been a shit-ton of stuff going on, quite a turn-around from the last time.
One course about data structure and algorithms (super fun to be honest) has wrapped up. We thought we were ahead with the assignments but in the end it got very...
computers are bad
2024-04-26 microsoft at work
I haven't written anything for a bit. I'm not apologizing, because y'all don't
pay me enough to...
8 months ago
I haven't written anything for a bit. I'm not apologizing, because y'all don't
pay me enough to apologize, but I do feel a little bad. Part of it is just that
I've been busy, with work and travel and events. Part of it is that I've
embarked on a couple of writing projects only to...
Good Enough
Grassroots
TLDNR: If you have an interest in Good Enough succeeding, we need your help! Telling friends,...
8 months ago
TLDNR: If you have an interest in Good Enough succeeding, we need your help! Telling friends, shouting on socials, and sharing links to our stuff with your favorite influencers–all of these things will help Good Enough succeed and continue making amazing stuff!
As we’ve been...
Home on Erik...
Delivering Music Recommendations
I've turned into a lazy bastard and I'm just posting presentations on this blog, but here's one from...
over a year ago
I've turned into a lazy bastard and I'm just posting presentations on this blog, but here's one from Rohan Singh at Spotify talking about the backend infrastructure of the Discover page.
Applied Cartography
VC does not guarantee PMF
Two companies that I started following (with no small amount of envy) back in 2021:
Hype (fka Pico)...
2 months ago
Two companies that I started following (with no small amount of envy) back in 2021:
Hype (fka Pico) sold to an MMA-themed holdco earlier this year. Raised a $4.5m seed from Stripe and Bloomberg Beta and a $10m Series A; crossed the finish line at $200K ARR after eight years.
Stir...
Louwrentius
71 TiB DIY NAS based on ZFS on Linux
This is my new 71 TiB DIY NAS. This server is the successor to my six year old, twenty drive 18 TB...
over a year ago
This is my new 71 TiB DIY NAS. This server is the successor to my six year old, twenty drive 18 TB NAS (17 TiB). With a storage capacity four times higher than the original and an incredible read (2.5 GB/s)/write (1.9 GB/s) performance, it's a worthy successor.
Purpose
The...
Willem's Blog
Optical vs chest strap heart rate monitors
Understanding the differences in common HR monitors used in wearables, smartwatches and fitness...
over a year ago
Understanding the differences in common HR monitors used in wearables, smartwatches and fitness trackers
Good Enough
Cosmic Maelstrom
As Barry wrote in his recent blogpost, we're busy building prototypes here at Good Enough.
It's...
a year ago
As Barry wrote in his recent blogpost, we're busy building prototypes here at Good Enough.
It's weird to be in this situation. Most of the Good Enough team are used to working on just one software at a time, focusing on steadily improving it. But right now we're doing the...
Construction Physics
The Influence of Bell Labs
We’ve talked previously about Bell Labs’ long, storied history as an innovation engine and a...
a month ago
We’ve talked previously about Bell Labs’ long, storied history as an innovation engine and a generator of new technology.
Jonas Hietala
The Chronicles of Bim: The 100 Fake Afros
Aaah feels good having a game ready after the last month’s failure! This time it’s a small...
over a year ago
Aaah feels good having a game ready after the last month’s failure! This time it’s a small shooter.
The Chronicles of Bim: The 100 Fake Afro
Bullet masher - can you keep up with 100 enemies at the screen?
Instruction
W: up
Credits
Music: The Last Prophecy - Matthew Le Blanc...
computers are bad
2024-05-15 catalina connections
Some things have been made nearly impossible to search for. Say, for example,
the long-running...
7 months ago
Some things have been made nearly impossible to search for. Say, for example,
the long-running partnership between Epson and Catalina: a query that will
return pages upon pages of people trying to use Epson printers with an old
version of MacOS.
When you think of a point of sale...
Louwrentius
Did you know that RDP is as insecure as telnet?
Microsoft developed the remote desktop protocol in order to allow remote GUI-
based access to hosts....
over a year ago
Microsoft developed the remote desktop protocol in order to allow remote GUI-
based access to hosts. It is easy to pick on Microsoft and I do respect what
they have accomplished, however, it may not come as a surprise that they did
it all wrong with RDP in terms of security.
By...
Old Vintage...
Commodore does the iPad "crush" concept right ... in 1985
I get what Apple was trying to say with their infamous Crush ad, even though they made it a little...
7 months ago
I get what Apple was trying to say with their infamous Crush ad, even though they made it a little weird. They should have simply done what Commodore did for the C128 — ironically, competing with the Apple IIc. Notice the emphasis on audio and sound, plus the Commodore 64 perched...
Simply Explained
ESP32 Cam: cropping images on device
The ESP32 camera is the cheapest microcontroller with a built-in camera that you can buy. The OV2640...
over a year ago
The ESP32 camera is the cheapest microcontroller with a built-in camera that you can buy. The OV2640 sensor has a max resolution of 1600x1200, but sometimes you don't need the entire image.In this post I'll show how to crop the images on the ESP32 itself, before sending it of to...
Arduino Blog
Team Ikaro scores success with the Arduino Nano RP2040 Connect!
Team Ikaro is a vibrant group of high school students from the Pacinotti Archimede Institute in...
3 months ago
Team Ikaro is a vibrant group of high school students from the Pacinotti Archimede Institute in Rome, sharing a strong passion for electronics and turning heads in the world of robotics! Specializing in Soccer Lightweight games (where robot-soccer players compete to score goals...
Louwrentius
The impact of the MDADM bitmap on RAID performance
Introduction
I'm aware that most people with intensive storage workloads won't run those workloads...
over a year ago
Introduction
I'm aware that most people with intensive storage workloads won't run those workloads on hard drives anymore, that ship has sailed a long time ago. SSDs have taken their place (or 'the cloud').
For those few left who do use hard drives in Linux software RAID setups...
On Life and Lisp
Apple GPU drivers now in Asahi Linux
We’re excited to announce our first Apple GPU driver release!
We’ve been working hard over the past...
over a year ago
We’re excited to announce our first Apple GPU driver release!
We’ve been working hard over the past two years to bring this new driver to everyone, and we’re really proud to finally be here. This is still an alpha driver, but it’s already good enough to run a smooth desktop...
Simply Explained
MAX17043: Battery Monitoring Done Right (Arduino & ESP32)
Building a battery-powered IoT device? Then you'll want to monitor the battery's percentage. Here's...
over a year ago
Building a battery-powered IoT device? Then you'll want to monitor the battery's percentage. Here's how to do it properly.
computers are bad
2023-06-30 calling in the alarm
I currently find myself on vacation in the Canadian Rockies, where internet is
hard to come by. But...
a year ago
I currently find myself on vacation in the Canadian Rockies, where internet is
hard to come by. But here's something short while I'm temporarily back in the
warm embrace of 5G: more about burglar alarms. I recently gave a presentation
on this topic and I'll probably record it for...
Posts on Made of...
Stripe's monorepo developer environment
I worked at Stripe for about seven years, from 2012 to 2019. Over that time, I used and contributed...
7 months ago
I worked at Stripe for about seven years, from 2012 to 2019. Over that time, I used and contributed to many generations of Stripe’s developer environment – the tools that engineers used daily to write and test code. I think Stripe did a pretty good job designing and building that...
Jonas Hietala
Beginning Programming
I read a wonderful post, 3 Things I hate about “beginner” programming books, which I couldn’t agree...
over a year ago
I read a wonderful post, 3 Things I hate about “beginner” programming books, which I couldn’t agree more with. Basically he has these points:
Too long
Too many examples like “Hello World!”
No answers to exercises.
Nr 1 is a pretty curious one. Even though I think a book is good,...
Notes on software...
The year in books: 11 to recommend in 2021
Last year (2021) I finished 17 books, a five year low. But that's ok!
4 fiction and 13 non-fiction....
over a year ago
Last year (2021) I finished 17 books, a five year low. But that's ok!
4 fiction and 13 non-fiction. Another 30 started but not finished.
Non-fiction
It seems I was pretty focused on business history books and history of
tech. The 8 non-fiction books I liked the most:
Designing...
Old Vintage...
What the KIM-1 really needs is an LCD screen
Giving the 1976 1K RAM, 1MHz 6502-based KIM-1 single-board computer bubble memory storage was all...
a year ago
Giving the 1976 1K RAM, 1MHz 6502-based KIM-1 single-board computer bubble memory storage was all well and good, but the basic unit is still just six numeric LEDs for its display. Let's solve that problem.
Sure, you could hook up a serial terminal like the Silent 700 we used...
computers are bad
2024-09-26 the GE switched services network
We currently find ourselves in something of a series, working our way from
private lines to...
3 months ago
We currently find ourselves in something of a series, working our way from
private lines to large
private line systems like the four-wire private-line national warning
system.
Let's continue to build on the concept of the private line into large
corporate systems.
In principle, a...
Engineers Need Art
Offline Advocate
Digital hoarding as a check against the ephemeral nature of the internet ... and maybe some peace of...
a month ago
Digital hoarding as a check against the ephemeral nature of the internet ... and maybe some peace of mind.
Home on Erik...
Leaving Spotify
Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an...
over a year ago
Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an amazing experience.
I joined Spotify in Stockholm in 2008, mainly because a bunch of friends from programming competitions had joined already.
Jonas Hietala
Hard Work
I’ve spent literally the whole day coding and it feels like I’ve only done a small parts of the...
over a year ago
I’ve spent literally the whole day coding and it feels like I’ve only done a small parts of the actual game mechanics… I know this isn’t going to end well.
I can allow myself a small pause I feel…
Not sure where this is going to end, but I’m having a blast anyway!
Old Vintage...
With PowerPC, Windows CE and the WiiN-PAD slate, everyone's a WiiN-er (except Data General)
Telemedicine (and mobile health generally) accumulated a hunk of public mindshare during the...
8 months ago
Telemedicine (and mobile health generally) accumulated a hunk of public mindshare during the pandemic emergency, but speaking as someone with a day job in public health for almost two decades, it's always been a buzzword in certain corners of IT with enough money sloshing around...
Arduino Blog
This desk lamp automatically adjusts its brightness using AI on an Arduino UNO
When you hear about all of the amazing things being accomplished with artificial intelligence today,...
7 months ago
When you hear about all of the amazing things being accomplished with artificial intelligence today, you probably assume that they require a massive amount of processing power. And while that is often true, there are machine learning models that can run on the edge — including on...
Willem's Blog
Designing and implementing a (micro) payment system
Designing and implementing a micro payment system with an emphasis on simplicity. Read about how I...
over a year ago
Designing and implementing a micro payment system with an emphasis on simplicity. Read about how I did it in this post.
Willem's Blog
WordPress: 10 tips to secure your website
A lot of people use WordPress to manage their website. Prevent your site from being hacked using...
over a year ago
A lot of people use WordPress to manage their website. Prevent your site from being hacked using this blog post.
Home on Erik...
Interviewing is a noisy prediction problem
I have done roughly 2,000 interviews in my life. When I started recruiting, I had so much confidence...
over a year ago
I have done roughly 2,000 interviews in my life. When I started recruiting, I had so much confidence in my ability to assess people. Let me just throw a couple of algorithm questions at a candidate and then I'll tell you if they are good or not!
GitButler
Git Merge 2024
GitButler is organizing the 2024 Git Merge conference, Sep 19/20 in Berlin!
5 months ago
GitButler is organizing the 2024 Git Merge conference, Sep 19/20 in Berlin!
./techtipsy
The optimization treadmill: why I keep changing my computing setup all the time
I have a bad habit of changing my computing setups all the time. I tend to see new gear, then I...
a year ago
I have a bad habit of changing my computing setups all the time. I tend to see new gear, then I get
some new ideas, and then I obsessively think about it for weeks and months until I just buy it.
And then the cycle repeats.
I’ve had time to think about why that keeps happening...
Willem's Blog
Realtime service uptime monitoring
Downtime happens and it is nothing to be ashamed of, just make sure that you set yourself up to...
over a year ago
Downtime happens and it is nothing to be ashamed of, just make sure that you set yourself up to discover problems as soon as possible! Know about problems before your customers do!
Electronics etc…
Tektronix TDS 684B Oscilloscope Button Swap
Introduction
Removing the panels
Swapping a Rotary Encoder
Putting it all back together
End...
8 months ago
Introduction
Removing the panels
Swapping a Rotary Encoder
Putting it all back together
End Result
Introduction
I recently bought a TDS 684B for cheap at a government auction. With 1 GHz BW
and 5 Gsps sample rate, it can be used for those cases where my 350 MHz/2Gsps
Siglent...
Home on Erik...
The software engineering rule of 3
Here's a dumb extremely accurate rule I'm postulating* for software engineering projects: *you need...
over a year ago
Here's a dumb extremely accurate rule I'm postulating* for software engineering projects: *you need at least 3 examples before you solve the right problem*.
This is what I've noticed:
Don't factor out shared code between two classes.
Jonas Hietala
No game this month
Well here I am in the end of the month - without a game. It’s a failure I know but once again I lack...
over a year ago
Well here I am in the end of the month - without a game. It’s a failure I know but once again I lack inspiration and then it’s really hard to do something. Instead I’ve been thinking of something I could do that would make me wanna code like really bad again. I’m thinking of...
Notes on software...
Active and influential NYC infrastructure people
These are some of the most influential (mostly due to experience or
expertise) and active folks (I...
a month ago
These are some of the most influential (mostly due to experience or
expertise) and active folks (I actually see them attend events) in the
NYC infrastructure scene (that I have a personal connection to).
If you're running a dinner or are just looking to meet interesting
people in...
Bryan Braun - Blog
Links #11
Here are some more links to things that I keep thinking about. I shared a bit more detail on these...
a month ago
Here are some more links to things that I keep thinking about. I shared a bit more detail on these ones than I usually do—there were so many good quotes to include. Enjoy!
Selfishness & Therapy Culture
Earlier this year, there was a post in the New York Times called “Sometimes,...
Jonas Hietala
My first theme: Addictive Gaming
In true experimental spirit I’ll now announce the theme for my first game: Addictive Gaming. I won’t...
over a year ago
In true experimental spirit I’ll now announce the theme for my first game: Addictive Gaming. I won’t be following the lead from the Experimental Gameplay Project’s site but I will follow their three laws (7 days, alone, themes).
Puh… my first game! Wish me luck =)
computers are bad
2023-01-29 the parallel port
A few days ago, on a certain orange website, I came across an article about an
improvised parallel...
a year ago
A few days ago, on a certain orange website, I came across an article about an
improvised parallel printer capture device.
This contains the line:
There are other projects out there, but when you google for terms such as
"parallel port to usb", they drown in a sea of "USB to...
Posts on Made of...
On git and usability
I’ve been helping a number of people get started working with git over the last couple of weeks, as...
over a year ago
I’ve been helping a number of people get started working with git over the last couple of weeks, as Ksplice has brought on some new interns, and we’ve had to get them up to speed on our internal git repositories. (As you might expect from a bunch of kernel hackers, we use git for...
Home on Erik...
Books I consumed in 2017
Turns out having a toddler isn't super compatible with reading. I used to read ~100 books/year as a...
over a year ago
Turns out having a toddler isn't super compatible with reading. I used to read ~100 books/year as a teenager, but it has slowly deteriorated to maybe 20-30 books, at most. And I don't even finish all of them because life is too short!
Arduino Blog
Self-leveling workbench can travel without trouble
An actually level workbench is critical for many different jobs, such as pouring resin or...
6 months ago
An actually level workbench is critical for many different jobs, such as pouring resin or calibrating sensors. But it is difficult enough to level a stationary workbench and that becomes a nightmare for a workbench that needs to roll around a shop on casters, as shop floors...
Willem's Blog
One year on the ultimate commuter bike
Answering questions from one of the most popular posts of last year, I am reviewing my commuter bike...
over a year ago
Answering questions from one of the most popular posts of last year, I am reviewing my commuter bike after one year of extensive use through winter and summer.
Posts on Made of...
A week with the iPhone
I’ve had a new iPhone for about a week now, so I figure it’s time to write up some thoughts about...
over a year ago
I’ve had a new iPhone for about a week now, so I figure it’s time to write up some thoughts about it.
First, the little things. It is, in typical Apple fashion, an incredibly slick piece of work. Scrolling and zooming images or webpages is simple, easy, and, well, just fun to do...
Home on Erik...
Machine, Platform, Crowd
I just bought Machine, Platform, Crowd: Harnessing Our Digital Future and discovered that it...
over a year ago
I just bought Machine, Platform, Crowd: Harnessing Our Digital Future and discovered that it mentions my blog – in particular the post When machine learning matters.
Ok, I lied a little bit. I didn't discover it serendipitously.
Louwrentius
How traffic shaping can dramatically improve internet responsiveness
At work, access to the internet is provided by a 10 Mbit down / 1 Mbit up ADSL-connection. As we are...
over a year ago
At work, access to the internet is provided by a 10 Mbit down / 1 Mbit up ADSL-connection. As we are a mid-size company, bandwidth is clearly a severe constraint. But it was not our biggest problem. Even simple web-browsing was very slow.
As I was setting up a monitoring...
Jonas Hietala
Exploring the Gleam FFI
My brain is a curious thing.
I’m on a business trip right now and I’ve set aside time to finish some...
11 months ago
My brain is a curious thing.
I’m on a business trip right now and I’ve set aside time to finish some important todos I want and need to get done.
But instead of focusing on them, I started playing around with Gleam—a young and interesting programming language.
My (current)...
Jonas Hietala
2018 in review
A new year and a lingering feeling of not having done enough during the year. A fast review of the...
over a year ago
A new year and a lingering feeling of not having done enough during the year. A fast review of the year usually makes me feel better.
2018 non-geek achievements
Was on parental leave for about 7 months.
It was great although I’ve been crawling up the walls a little the last...
csvbase blog
DuckDB isn't just fast
A whistlestop tour of the cool bits of DuckDB
7 months ago
A whistlestop tour of the cool bits of DuckDB
Engineers Need Art
VPX Scripting - Part 4 (Pet Sounds)
Teacher's Pet gets new sounds in this post in a series about scripting Visual Pinball tables.
8 months ago
Teacher's Pet gets new sounds in this post in a series about scripting Visual Pinball tables.
Vitalik Buterin's...
What do I think about network states?
over a year ago
./techtipsy
AMD Ryzen 7 5700G: first impressions on Fedora 34
Introduction
I’ve covered my self-hosting setup in a previous post. It has been a couple of
months...
over a year ago
Introduction
I’ve covered my self-hosting setup in a previous post. It has been a couple of
months and the setup has mostly been fine. Sure, the power usage was pretty big under load, and yes, my internet did cut
out every time I turned the VM on with all the services starting,...
Notes on software...
Writing a document database from scratch in Go: Lucene-like filters and indexes
In this post we'll write a rudimentary document database from scratch
in Go. In less than 500 lines...
over a year ago
In this post we'll write a rudimentary document database from scratch
in Go. In less than 500 lines of code we'll be able to support the
following interactions, inspired by Elasticsearch:
$ curl -X POST -H 'Content-Type: application/json' -d '{"name": "Kevin", "age": "45"}'...
./techtipsy
Tech rants: PC-s use way too much power in 2021
Welcome to 2021. We have:
supply chain issues
no reasonably priced GPU-s
consumer-grade CPU-s with...
over a year ago
Welcome to 2021. We have:
supply chain issues
no reasonably priced GPU-s
consumer-grade CPU-s with peak power consumption at 296W
GPU-s that consume 350-400W of power under normal use
At the same time, we have made great leaps in CPU/GPU architectures and chip manufacturing...
Willem's Blog
Commuter bike checkup
This week my trustworthy commuter bike started making strange squeaking noises when braking, time to...
over a year ago
This week my trustworthy commuter bike started making strange squeaking noises when braking, time to have a look at the bike after 21.000KM!
Matt Mullenweg
Bezos at Dealbook
It looks like the Dealbook Summit had a number of great interviews this year, major props to Andrew...
3 weeks ago
It looks like the Dealbook Summit had a number of great interviews this year, major props to Andrew Ross Sorkin, but this one with Jeff Bezos was particularly good.
seangoedecke.com RSS...
MCTS and LLMs: what's the big deal?
Everyone on the internet is recently very excited about large language models and Monte Carlo tree...
6 months ago
Everyone on the internet is recently very excited about large language models and Monte Carlo tree search. Going back months, the “Q*” leak…
Home on Erik...
Presentation about Luigi
I like the editing!
over a year ago
Style over Substance
Our favorite places to eat and drinks during our Portugal vacation
In the summer of 2023, we went on an amazing trip through Portugal. We’d already visited Lisbon on a...
7 months ago
In the summer of 2023, we went on an amazing trip through Portugal. We’d already visited Lisbon on a short city trip a few years earlier, and that experience was so good we knew we had to return. This time, we decided to take a full three weeks and see the sights. We were...
Notes on software...
Checking linearizability in Go
You want to check for strict consistency
(linearizability)
for your project but you don't want to...
2 months ago
You want to check for strict consistency
(linearizability)
for your project but you don't want to have to deal with the
JVM. Porcupine,
used by a number of real-world systems like etcd and TiDB, has you
covered!
Importantly, neither Jepsen projects nor Porcupine can...
Willem's Blog
Using the reMarkable paper tablet
The paper-like display makes you forget about reMarkable's digital innards, working with this tablet...
over a year ago
The paper-like display makes you forget about reMarkable's digital innards, working with this tablet is therefore quite remarkable!
Louwrentius
'Linux: show graphical layout of disk temperatures'
graphic, representation
To get a visual representation of hard drive temperatures, I wrote a...
over a year ago
graphic, representation
To get a visual representation of hard drive temperatures, I wrote a small
script. The output of this script looks like this:
This output is tailored to the exact disk lay-out of my storage
server. However, it is also usable for other servers. You have to...
Louwrentius
Using InfiniBand for cheap and fast point-to-point Networking
InfiniBand networking is quite awesome. It's mainly used for two reasons:
low latency
high...
over a year ago
InfiniBand networking is quite awesome. It's mainly used for two reasons:
low latency
high bandwidth
As a home user, I'm mainly interested in setting up a high bandwidth link between two servers.
I was using quad-port network cards with Linux Bonding, but this solution has some...
Ken Shirriff's blog
Inside the guidance system and computer of the Minuteman III nuclear missile
The Minuteman missile was introduced in 1962 as a key part of America's nuclear deterrent.
The...
4 months ago
The Minuteman missile was introduced in 1962 as a key part of America's nuclear deterrent.
The Minuteman III missile is currently the only US land-based intercontinental ballistic missile (ICBM), with
400 missiles ready for launch, spread across five central states.1
The missile...
Louwrentius
The ZFS Event Daemon on Linux
If something goes wrong with my zpool, I'd like to be notified by email. On Linux using MDADM, the...
over a year ago
If something goes wrong with my zpool, I'd like to be notified by email. On Linux using MDADM, the MDADM daemon took care of that.
With the release of ZoL 0.6.3, a brand new 'ZFS Event Daemon' or ZED has been introduced.
I could not find much information about it, so consider...
Louwrentius
RAID 5 is perfectly fine for home usage
RAID 5 gets a lot of flak these days. You either run RAID 1, RAID 10 or you use RAID 6, but if you...
over a year ago
RAID 5 gets a lot of flak these days. You either run RAID 1, RAID 10 or you use RAID 6, but if you run RAID 5 you're told that you are a crazy person.
Using RAID 5 is portrayed as an unreasonable risk to the availability of your data. It is suggested that it is likely that you...
Notes on software...
Building a fast SCSS-like rule expander for CSS using fuzzy parsing
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Applied Cartography
Applied Cartography × Val Town
Had a blast live-coding some experimentations with Steve and Shovel yesterday using Val Town. (If...
a month ago
Had a blast live-coding some experimentations with Steve and Shovel yesterday using Val Town. (If you haven't used Val, well, watch the stream — think live, zero-deploy code snippets that can be arbitrarily extended and executed.)
Reflecting on the experience, the most exciting...
Home on Erik...
Stuff that bothers me: “100x faster than Hadoop”
The simple way to get featured on big data blog these days seem to be
Build something that does 1...
over a year ago
The simple way to get featured on big data blog these days seem to be
Build something that does 1 thing super well but nothing else Benchmark it against Hadoop Publish stats showing that it's 100x faster than Hadoop $$$ Spark claims their 100x faster than Hadoop and there's a...
Ken Shirriff's blog
Intel's $475 million error: the silicon behind the Pentium division bug
In 1993, Intel released the high-performance Pentium processor, the start of the long-running...
6 days ago
In 1993, Intel released the high-performance Pentium processor, the start of the long-running Pentium line.
The Pentium had many improvements over the previous processor, the Intel 486, including a faster floating-point division algorithm.
A year later, Professor Nicely, a number...
./techtipsy
Can a laptop from 2012 be a viable home server?
I’m a man of many ideas. It’s a shame that most of them are quite stupid.
This is one of them, but...
over a year ago
I’m a man of many ideas. It’s a shame that most of them are quite stupid.
This is one of them, but at least it makes for a fun experiment.
Intro
After adding an UPS to accompany my server,
my setup was as complete as it could reasonably be. The server is low power,
but packs...
Vitalik Buterin's...
Epochs and slots all the way down: ways to give Ethereum users faster transaction confirmation times
6 months ago
Arduino Blog
This fake CRT TV works using lasers and UV magic
Until the 21st century, cathode-ray tube (CRT) TVs were pretty much the only option. As such, media...
a month ago
Until the 21st century, cathode-ray tube (CRT) TVs were pretty much the only option. As such, media was made to suit them. Retro video game consoles in particular look best on CRT TVs. But those old TVs are getting hard to find and desirable models are now quite expensive. So,...
Louwrentius
Linux network interface bonding / trunking or how to get beyond 1 Gb/s
This article discusses Linux bonding and how to achieve 2 Gb/s transfer speeds
with a single TCP/UDP...
over a year ago
This article discusses Linux bonding and how to achieve 2 Gb/s transfer speeds
with a single TCP/UDP connection.
UPDATE July 2011
Due to hardware problems, I was not able to achieve transfer speeds
beyond 150 MB/s. By replacing a network card with one from another
vendor (HP...
Willem's Blog
Understanding the security concerns in shared hosting
People pay me to hack them, provided I'll explain how I did it. Read along to learn how hackers use...
over a year ago
People pay me to hack them, provided I'll explain how I did it. Read along to learn how hackers use security holes to hack your app, webshop or website!
./techtipsy
HoloISO: the unofficial Steam Deck experience on your PC
If you have spent any time in gaming hardware circles, then you’ve probably
heard about the Steam...
over a year ago
If you have spent any time in gaming hardware circles, then you’ve probably
heard about the Steam Deck, the
Linux-based handheld gaming PC built by Valve. Yes, you heard that right: not
Windows, but Linux.
I’ve had my fair share of attempts at gaming on Linux. When it works,...
Christian Selig
Introducing Juno for Apple Vision Pro
YouTube is probably one of the parts of the internet I consume the most, so I was more than a little...
11 months ago
YouTube is probably one of the parts of the internet I consume the most, so I was more than a little sad when YouTube announced that they don’t have plans to build a visionOS app, and disabled the option to load the iPad app. This leaves you with Safari, and the website is okay,...
Jonas Hietala
Undo git reset --hard
I purposefully and more or less idiotically executed git reset --hard <hash> in hopes of going back...
over a year ago
I purposefully and more or less idiotically executed git reset --hard <hash> in hopes of going back a bit. What I didn’t realize then is that you throw away all the commits between now until <hash>. Not quite what was planned.
After a bit of panic I found the answer:
Find your...
Louwrentius
PPSS version 2.30 now operates asynchronous
If you background a bash or shell process, how do you determine if it has
finished? Since inter...
over a year ago
If you background a bash or shell process, how do you determine if it has
finished? Since inter process communication is not possible using shell
scripts, people often refer to while loops or other polling mechanisms to
determine if some process has stopped.
However, the one...
Home on Erik...
Luigi Presentation @ NYC Data Science, Dec 16, 2014
More Luigi presentations!
over a year ago
More Luigi presentations!
Good Enough
TIL: Use randomness to prevent email trimming
With conversation threading (which almost everyone has enabled), Gmail was trimming the bottom of...
a year ago
With conversation threading (which almost everyone has enabled), Gmail was trimming the bottom of the emails we send with our new app because they were too similar to the other emails in the conversation thread.
They’re similar because that’s just the link to get back into the...
Yazin Alirhayim
How do you know that an API does what it says it does?
Having been in fintech for a while, I’ve noticed something in common between the many new startups...
over a year ago
Having been in fintech for a while, I’ve noticed something in common between the many new startups that come and go. They all require access to personal information.
A specific example that comes to mind is the Plaid-like solution we developed while working on amal. We’d ask...
Ian's Blog
Learn how Windows builds its store of trusted root CA certificates
Today I learned something fascinating about how Windows deals with trusted root CA certificates. It...
over a year ago
Today I learned something fascinating about how Windows deals with trusted root CA certificates. It might surprise you, and it certainly did for me, but out-of-the-box Windows doesn't come with a set of root CA certificates sufficient for web browsing.
You can see this for...
lcamtuf’s thing
Shining light on photodiodes
Photodiodes are incredibly versatile, but commonly misused and misunderstood.
2 months ago
Photodiodes are incredibly versatile, but commonly misused and misunderstood.
Jonas Hietala
Long Term Goals Update
During my vacation I suddenly got a bunch of “life crisis” type thoughts in an almost panic inducing...
over a year ago
During my vacation I suddenly got a bunch of “life crisis” type thoughts in an almost panic inducing intensity. They were mostly thoughts about not having accomplished anything and that the future looks bleak and meaningless and it’s not worth to do anything. As usual they are...
Willem's Blog
Servicing a robot vacuum cleaner
This week it was time for some maintenance on my iRobot Roomba robot vacuum cleaner. Read along to...
over a year ago
This week it was time for some maintenance on my iRobot Roomba robot vacuum cleaner. Read along to learn how I did it.
Willem's Blog
Fixed Gear Gran Fondo
Taking a fixed gear road bike for a gran fondo! Let some of my fun be of inspiration to you!
over a year ago
Taking a fixed gear road bike for a gran fondo! Let some of my fun be of inspiration to you!
computers are bad
2024-01-31 multi-channel audio part 2
Last time, we left off at the fact that modern films are distributed with their
audio in multiple...
11 months ago
Last time, we left off at the fact that modern films are distributed with their
audio in multiple formats. Most of the time, there is a stereo version of the
audio, and a multi-channel version of the audio that is perhaps 5.1 or 7.1 and
compressed using one of several codecs that...
Notes on software...
Intercepting and modifying Linux system calls with ptrace
How software fails is interesting. But real-world errors can be
infrequent to manifest....
a year ago
How software fails is interesting. But real-world errors can be
infrequent to manifest. Fault
injection
is a formal-sounding term that just means: trying to explicitly
trigger errors in the hopes of discovering bad logic, typically
during automated tests.
Jepsen
and ChaosMonkey...
Jonas Hietala
Now we have a Forum
In a burst of random energy I made a forum for madeoftree. Well okay I just made an awesome style...
over a year ago
In a burst of random energy I made a forum for madeoftree. Well okay I just made an awesome style for the awesome phpBB - the forum itself was up and running in say 10min and the rest of the latest days has been all about customizing. Now it’s finally kinda complete so here it is...
Notes on software...
First month on a database team
A little over a month ago, I joined EnterpriseDB on a
distributed Postgres product
(PGD). The...
9 months ago
A little over a month ago, I joined EnterpriseDB on a
distributed Postgres product
(PGD). The process of onboarding
myself has been pretty similar at each company in the last decade,
though I think I've gotten better at it. The process is of course
influenced by the team, and my...
Posts on Made of...
Building LLVM in 90 seconds using Amazon Lambda
Last week, Frederic Cambus wrote about building LLVM quickly on some very large machines,...
over a year ago
Last week, Frederic Cambus wrote about building LLVM quickly on some very large machines, culminating in a 2m37s build on a 160-core ARM machine.
I don’t have a giant ARM behemoth, but I have been working on a tool I call Llama, which lets you offload computational work –...
Home on Erik...
Luigi conquering the world
I keep forgetting to buy a costume for Halloween every year, so this year I prepared and got myself...
over a year ago
I keep forgetting to buy a costume for Halloween every year, so this year I prepared and got myself a Luigi costume a month in advance. Only to realize I was going to be out of town the whole weekend.
Louwrentius
Don't be afraid of RAID
Introduction
I sense this sentiment on the internet that RAID is dangerous, that the likelihood of...
over a year ago
Introduction
I sense this sentiment on the internet that RAID is dangerous, that the likelihood of your RAID array failing during a rebuild is almost a certainty, because hard drives have become so large.
I think nothing is further from the truth and I would like to dispel this...
computers are bad
2024-08-19 mining for meteors
Billboards
Route 66 is often viewed through the lens of its billboards. The Jack Rabbit
Trading...
4 months ago
Billboards
Route 66 is often viewed through the lens of its billboards. The Jack Rabbit
Trading Post, a small store a few miles out of Joseph City, would hardly be
remembered were it not for its billboards spanning four states. The tradition
of far-advance billboards is still...
Louwrentius
Is there an easy and secure way to transfer files?
Many organisations just assume that the local physical network is trusted. That their network...
over a year ago
Many organisations just assume that the local physical network is trusted. That their network equipment is physically secure and that it is impossible for an attacker to get on the wire and start eavesdropping on network traffic.
Many organisations do not seem too concerned about...
computers are bad
2024-04-05 the life of one earth station
Sometimes, when I am feeling down, I read about failed satellite TV (STV)
services. Don't we all?...
9 months ago
Sometimes, when I am feeling down, I read about failed satellite TV (STV)
services. Don't we all? As a result, I've periodically come across a company
called AlphaStar Television Network. PrimeStar may have had a rough life, but
AlphaStar barely had one at all: it launched in...
Home on Erik...
The hardest challenge about becoming a manager
Note: this post is full of pseudo-psychology and highly speculative content. Like most fun stuff!
I...
over a year ago
Note: this post is full of pseudo-psychology and highly speculative content. Like most fun stuff!
I became a manager back in 2009. Being a developer is fun. You have this very tangible way to measure yourself.
Vitalik Buterin's...
Some ways to use ZK-SNARKs for privacy
over a year ago
Construction Physics
Do U.S. Ports Need More Automation?
On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily...
2 months ago
On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily dockworkers on East and Gulf Coast ports, went on strike after failing to agree contract terms with USMX, an alliance of port operators and employers.
Arduino Blog
Reduce power consumption in IoT and wearable devices, with Arduino’s new power management library!
Developing energy-efficient IoT and wearable devices is complex and time-consuming, yet it is...
3 months ago
Developing energy-efficient IoT and wearable devices is complex and time-consuming, yet it is essential for creating high-quality products that stand out in today’s market. A key part in this process is optimizing power consumption without sacrificing performance or...
computers are bad
2024-10-12 commercial HF radio
According to a traditional system of classification, "high frequency" or HF
refers to the radio...
2 months ago
According to a traditional system of classification, "high frequency" or HF
refers to the radio spectrum between 3 and 30 MHz. The label now seems
anachronistic, as HF is among the lowest ranges of radio frequencies that see
regular use. This setting of the goalposts in the early...
Home on Erik...
What I have been working on: Modal
Long story short: I'm working on a super cool tool called Modal. Please check it out — it lets you...
over a year ago
Long story short: I'm working on a super cool tool called Modal. Please check it out — it lets you run things in the cloud without having to think about infrastructure. Scaling out, scheduling, containerization, using GPUs, setting up webhooks, and all kinds of other stuff.
Jonas Hietala
September theme: Failure
I’m out of the busy mode and here’s the new theme! I’ve got an idea and I’ll be beginning very soon...
over a year ago
I’m out of the busy mode and here’s the new theme! I’ve got an idea and I’ll be beginning very soon I hope and again I’m following Experimental Gameplay Project’s site.
Let’s rock!!
Jonas Hietala
Postmortem: The Chronicles of Bim: The 100 Fake Afros
My first shooter! It’s working (although a friend got a null pointer error) so I’m a little...
over a year ago
My first shooter! It’s working (although a friend got a null pointer error) so I’m a little happy.
The Time
I spent about 24 hours on this game. A whopping 30% was break time, mostly me eating, reading manga or playing games… This is proof of me being really lazy this month I...
seangoedecke.com RSS...
Glue work considered harmful
“Glue work” is an concept Tanya Reilly came up with in 2019. The idea is that there’s a large amount...
2 weeks ago
“Glue work” is an concept Tanya Reilly came up with in 2019. The idea is that there’s a large amount of unglamorous work that every team…
Arduino Blog
Arduino IDE 2.3.3: discover new support for shared spaces and more!
We’re excited to announce that the Arduino IDE 2.3.3 is now live! What’s in the new version This...
3 months ago
We’re excited to announce that the Arduino IDE 2.3.3 is now live! What’s in the new version This new release is packed with improvements, including one feature we’re particularly proud of: support for shared spaces in Arduino Cloud. If you have a Cloud Business plan or School...
Computer Ads from...
Black Friday - Happy Birthday sale
Let's mix things up!
a month ago
Jonas Hietala
MenuCity: Level 0 Walkthrough
It hasn’t even been a week since I released my latest game MenyCity and already so much positive...
over a year ago
It hasn’t even been a week since I released my latest game MenyCity and already so much positive feedback! I’m so thrilled :) However, all isn’t blue skies and nice sunshine. A lot of times the first question is: How do you play it? or How do you get past the first level? I admit...
Lighthouse Blog
Updates September 16: Explore all available articles of a feed
3 months ago
Jonas Hietala
I'm writing a book: Why Cryptocurrencies?
I decided to write a book. It’s called “Why Cryptocurrencies?” and I will be uploading chapters as I...
over a year ago
I decided to write a book. It’s called “Why Cryptocurrencies?” and I will be uploading chapters as I complete them. It’s available to read online for free. I’ve only uploaded the introductory parts but I’ve got a bunch more planned.
Why write a book you ask? Well, why not?
I...
Notes on software...
SQLite in Go, with and without cgo
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Posts on Made of...
The Window Manager I Want
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window...
over a year ago
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window managers, going through, over the years, StumpWM, Ion 3, and finally XMonad. They've all had various strengths and weaknesses, but I've never been totally happy with any of them. This...
Odds and Ends of...
Odds and Ends #44: The New Statesman still needs fixing
Plus Channel Tunnel news, a NIMBY assault on an excellent pub, and more!
a month ago
Plus Channel Tunnel news, a NIMBY assault on an excellent pub, and more!
Notes on software...
Implementing a simple jq clone in Go, and basics of Go memory profiling
In this post we'll build a basic jq clone in Go. It will only be able
to pull a single path out of...
over a year ago
In this post we'll build a basic jq clone in Go. It will only be able
to pull a single path out of each object it reads. It won't be able to
do filters, mapping, etc.
$ cat large-file.json | head -n2 | ./jqgo...
Jonas Hietala
Monaco What's Yours is Mine
I’ve been waiting for soon to be three years for Monaco What’s Yours is Mine, and today I was...
over a year ago
I’ve been waiting for soon to be three years for Monaco What’s Yours is Mine, and today I was granted an early christmas present - I was given a beta key! w00p!!
I was planning on studying and sending some emails to some companies… But who knows what I’ll end up doing?
Tomorrow...
Christian Selig
Smart Open Xcode
If you’re like me, you often have multiple versions of Xcode installed. One or two beta versions, a...
a year ago
If you’re like me, you often have multiple versions of Xcode installed. One or two beta versions, a stable version, and maybe another version in case the most recent stable version has something weird about it.
I also really like mapping my Caps Lock key to something more useful,...
Home on Erik...
Software Engineers and Automation
Every once in a while when talking to smart people the topic of automation comes up. Technology has...
over a year ago
Every once in a while when talking to smart people the topic of automation comes up. Technology has made lots of occupations redundant, so what's next?
Switchboard operator, a long time ago
What about software engineers?
Arduino Blog
How to use vintage LED bubble displays with your Arduino
If you want to add a display to your Arduino project, the easiest solution will likely be an LCD or...
a month ago
If you want to add a display to your Arduino project, the easiest solution will likely be an LCD or OLED screen. But though those are affordable and work really well, they may not provide the vibe you’re looking for. If you want a more vintage look, Vaclav Krejci has a great...
Good Enough
Having Trouble Getting Started? Pair Up!
A body at rest tends to stay at rest, and a body in motion tends to stay in motion, unless acted on...
a year ago
A body at rest tends to stay at rest, and a body in motion tends to stay in motion, unless acted on by a net external force.
Sir Isaac Newton
I often find that just getting started is the hardest part of doing something. This is especially true when the project is large or...
Willem's Blog
Rescuing files from a broken harddisk
Yesterday I helped a young woman with her broken computer containing precious photos, could I safe...
over a year ago
Yesterday I helped a young woman with her broken computer containing precious photos, could I safe them?
Matt Blewitt
Sensibly Default
There are two programming principles that I hold dear to my heart: the principle of least surprise...
2 months ago
There are two programming principles that I hold dear to my heart: the principle of least surprise and provide sensible defaults. I’ve recently been working within the GraphQL ecosystem, and the number of violations of both here has frustrated me. This will be a little bit ranty.
Arduino Blog
Agitating homemade PCBs with ease
If you want to make PCBs at home and you don’t happen to own a CNC mill, then you’ll probably need...
3 months ago
If you want to make PCBs at home and you don’t happen to own a CNC mill, then you’ll probably need to turn to chemical etching. Use one of several different techniques to mask the blank PCB’s copper that you want to keep, then toss the whole thing into a bath to dissolve away the...
Jonas Hietala
A type checking error in Elixir 1.18
Although I’m a big Elixir fan, the lack of static typing has always been my biggest annoyance (and...
4 days ago
Although I’m a big Elixir fan, the lack of static typing has always been my biggest annoyance (and why I think Gleam is so cool).
I think static typing helps catch bugs earlier and in an automated way, leading to less buggy software and saves time in the long run.
To my great joy...
./techtipsy
Fairphone 5: my heavily biased overview after 58 days of use (and counting)
After months of contemplating I finally pulled the trigger and got myself
a Fairphone 5. The...
10 months ago
After months of contemplating I finally pulled the trigger and got myself
a Fairphone 5. The fact
that iPhone X stopped receiving major iOS updates certainly helped make that decision.
“But why? My Xiaomi/Oneplus/Samsung/other glued-together device is like so much cheaper and...
./techtipsy
My very first career day
This post is a short overview of my experience at
a career day in Valga, Estonia, hosted with the...
10 months ago
This post is a short overview of my experience at
a career day in Valga, Estonia, hosted with the help of GreenDice.
I’ve never spoken at a career day before nor attended one as a student, which is why I instantly agreed to going to one
when GreenDice reached out to me.
Why? I...
Birchtree
AI, self-driving, and evolving your opinions on new tech over time
Casey Newton on Platformer: The Phony Comforts of AI Skepticism
The most persuasive way you can...
3 weeks ago
Casey Newton on Platformer: The Phony Comforts of AI Skepticism
The most persuasive way you can demonstrate the reality of AI, though, is to describe how it is already being used today. Not in speculative sci-fi scenarios, but in everyday offices and laboratories and schoolrooms....
computers are bad
2023-09-03 plastic money
You will sometimes hear someone say, in a loose conceptual sense, that credit
cards have money in...
a year ago
You will sometimes hear someone say, in a loose conceptual sense, that credit
cards have money in them. Of course we know that that isn't the case; our
modern plastic card payment network relies on online transactions where the
balance tracking and authorization decisions happen...
Jonas Hietala
2015 Read Books
I didn’t read a lot of books in 2015, but the books I did read were pretty damn good.
Fiction
A Song...
over a year ago
I didn’t read a lot of books in 2015, but the books I did read were pretty damn good.
Fiction
A Song of Ice and Fire: A Dance with Dragons - George R.R. Martin
Reread.
A Knight of the Seven Kingdoms - Gearge R.R. Martin
The Skin Collector - Jeffery Deaver
Best Served Cold - Joe...
Notes on software...
Analyzing large JSON files via partial JSON parsing
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
anderegg.ca
The trouble with openness
Back in the early 2000s, there was this nebulous idea called the semantic web. It never really went...
a month ago
Back in the early 2000s, there was this nebulous idea called the semantic web. It never really went anywhere, but I found it exciting at the time.
One piece that particularly spoke to me was the notion of including data in websites so that web scrapers could easily get at it....
Notes on software...
Go database driver overhead on insert-heavy workloads
The most popular SQLite and PostgreSQL database drivers in Go are
(roughly) 20-76% slower than...
a year ago
The most popular SQLite and PostgreSQL database drivers in Go are
(roughly) 20-76% slower than alternative Go drivers on insert-heavy
benchmarks of mine. So if you are bulk-inserting data with Go (and
potentially also bulk-retrieving data with Go), you may want to
consider the...
Arduino Blog
Patrol the pool with this Arduino Nano-powered DIY RC submarine
There is something inherently intriguing about submarines that doesn’t seem to apply to other...
5 months ago
There is something inherently intriguing about submarines that doesn’t seem to apply to other vehicles. Maybe that reflects our natural fears and phobias, or maybe it is a result of our curiosity about the mysterious depths. Maybe it is simply that most of us will never get the...
Notes on software...
Is it worth writing about?
You acquire a skill or experience through time and effort,
then downplay the impact of writing and...
over a year ago
You acquire a skill or experience through time and effort,
then downplay the impact of writing and sharing the learning
process.
Professionals seem naturally to imagine a high bar for what
is worth writing about.
I think that's misguided. This article is not criticism of folks...
Birchtree
Apple’s 2024 report card: iPhone 📱
This is the first in a series of posts reviewing Apple’s 2024 across their major product lines. I...
a week ago
This is the first in a series of posts reviewing Apple’s 2024 across their major product lines. I did this last year and you can read last year’s iPhone report card here.
iPhone 16 Pro
I really, really liked the 15 Pro lineup, and I would
Ken Shirriff's blog
Reverse-engineering a three-axis attitude indicator from the F-4 fighter plane
We recently received an attitude indicator for the F-4 fighter plane, an instrument that
uses a...
3 months ago
We recently received an attitude indicator for the F-4 fighter plane, an instrument that
uses a rotating ball to show the aircraft's orientation and direction.
In a normal aircraft, the artificial horizon shows the orientation in two axes (pitch and roll), but the F-4...
Arduino Blog
A riddle wrapped in an enigma… made easy, with Arduino Plug and Make Kit
The Arduino Plug and Make Kit was designed to open up infinite possibilities, breaking down the idea...
a month ago
The Arduino Plug and Make Kit was designed to open up infinite possibilities, breaking down the idea that technology is a “black box” reserved for experts. With its snap-together system, this kit gives everyone – beginners and seasoned makers alike – the power to create and...
Posts on Made of...
Thoughts On Kubernetes
I spent a while the last week porting livegrep.com from running directly AWS to running on...
over a year ago
I spent a while the last week porting livegrep.com from running directly AWS to running on Kubernetes on Google’s Cloud Platform (specifically, the google container engine, which provisions and manages the cluster for me).
I left this experience profoundly enthusiastic about the...
Arduino Blog
Discover #Virgil: history comes to life with Arduino
We’re excited to introduce #Virgil, an innovative project that combines the power of Arduino...
2 months ago
We’re excited to introduce #Virgil, an innovative project that combines the power of Arduino technology with a passion for history, creating a groundbreaking interactive experience for museums. Using Arduino’s versatile and scalable ecosystem, #Virgil operates completely...
Home on Erik...
Developer experience as a competitive advantage
I spent a ton of time looking at different software providers, both as a CTO, and as a nerd...
over a year ago
I spent a ton of time looking at different software providers, both as a CTO, and as a nerd “advanced” consumer who builds stuff in my spare time. In the last 10 years, there has been an order of magnitude more products that cater directly to developers, through APIs, SDKs, and...
Christian Selig
More Efficient/Faster Average Color of Image
Skip to the ‘Juicy Code 🧃’ section if you just want the code and don’t care about the preamble of...
over a year ago
Skip to the ‘Juicy Code 🧃’ section if you just want the code and don’t care about the preamble of why you might want this!
Finding the average color of an image is a nice trick to have in your toolbelt for spicing up views. For instance on iOS, it’s used by Apple to make their...
Home on Erik...
Better precision and faster index building in Annoy
Sometimes you have these awesome insights. A few days ago I got an idea for how to improve index...
over a year ago
Sometimes you have these awesome insights. A few days ago I got an idea for how to improve index building in Annoy.
For anyone who isn't acquainted with Annoy – it's a C++ library with Python bindings that provides fast high-dimensional nearest neighbor search.
Old Vintage...
One-parting some Commodore 64 utilities for fun and profit
I've got a few retrocomputing bucket list items I'm slowly working down, and a couple of them...
a month ago
I've got a few retrocomputing bucket list items I'm slowly working down, and a couple of them involve some little Commodore 64 games I've had kicking around on the backburner. However, every game needs media assets, and while there are many great tools for doing art on your...
Engineers Need Art
Move Fast and Abandon Things
For every shareware game I released in the 1990's, another four were partially written but put aside...
3 months ago
For every shareware game I released in the 1990's, another four were partially written but put aside and abandoned.
Home on Erik...
Language pitch
Here's a fun analysis that I did of the pitch (aka. frequency) of various languages. Certain...
over a year ago
Here's a fun analysis that I did of the pitch (aka. frequency) of various languages. Certain languages are simply pronounced with lower or higher pitch. Whether this is a feature of the language or more a cultural thing is a good question, but there are some substantial...
Posts on Made of...
How I Write Tests
The longer I spend as a software engineer, the more obsessive I get about testing. I fully subscribe...
over a year ago
The longer I spend as a software engineer, the more obsessive I get about testing. I fully subscribe to the definition of legacy code as “code without an automated test suite.” I’m convinced that the best thing you can do to encourage fast progress in a test suite is to design...
Matt Mullenweg
Where is Lee Wittlinger?
Lee controls the board of WP Engine. The board is why WP Engine hasn’t done a trademark deal for...
3 months ago
Lee controls the board of WP Engine. The board is why WP Engine hasn’t done a trademark deal for their use of the WordPress and WooCommerce trademarks. You hide behind lawyers and corporate PR when you’re wrong, not when you’re right. I’m replying on Twitter, I’m commenting on...
Opsbros
Artemis 1 Countdown
I've been following the Artemis 1 Launch Schedule quite closely on a few forums and discussing it...
over a year ago
I've been following the Artemis 1 Launch Schedule quite closely on a few forums and discussing it with serveral people, and I had been regularly posting updated DateandTime countdown links for the revised launch attempts. With the schedule chnages and scrubs that have happened...
Ken Shirriff's blog
Talking to memory: Inside the Intel 8088 processor's bus interface state machine
In 1979, Intel introduced the 8088 microprocessor, a variant of the 16-bit 8086 processor.
IBM's...
8 months ago
In 1979, Intel introduced the 8088 microprocessor, a variant of the 16-bit 8086 processor.
IBM's decision to use the 8088 processor in the IBM PC (1981) was a critical point in computer history,
leading to the success of the x86 architecture.
The designers of the IBM PC selected...
Jonas Hietala
Being Productive
School’s been going on now for… Is it a month and a half maybe? I don’t know really but it’s all...
over a year ago
School’s been going on now for… Is it a month and a half maybe? I don’t know really but it’s all going so fast, week after week is disappearing and I don’t know where they go but I know that I’m at least not wasting them like I did most of last year!
Last year I managed school...
./techtipsy
Back to roots
This blog is running on a home server again.
I have once again gained access to a competent internet...
6 months ago
This blog is running on a home server again.
I have once again gained access to a competent internet connection1, and
I think I have figured out the IPv6 setup as well2, leading to this change.
The IP address is dynamic, there are occasional power outages and I might just
mess up...
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