Matt Mullenweg
Everyone’s An Owner
Last Friday we said goodbye to 159 colleagues as part of our alignment offer. It was a tough day,...
2 months ago
Last Friday we said goodbye to 159 colleagues as part of our alignment offer. It was a tough day, there are a lot of close relationships within Automattic, and goodbyes are always hard. On Monday, I got to be Oprah for a few minutes. We had scheduled a town hall for leaders...
GitButler
GitButler 0.12 - "Stingy Baker"
New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
7 months ago
New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
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...
csvbase blog
Client libraries are better when they have no API
fsspec is secretly everywhere, and boss
8 months ago
fsspec is secretly everywhere, and boss
Home on Erik...
Analyzing 50k fonts using deep neural networks
For some reason I decided one night I wanted to get a bunch of fonts. A lot of them. An hour later I...
over a year ago
For some reason I decided one night I wanted to get a bunch of fonts. A lot of them. An hour later I had a bunch of scrapy scripts pulling down fonts and a few days later I had more than 50k fonts on my computer.
Jonas Hietala
Minecraft Server Hosting
I play the phenomena that is Minecraft on and off. Sometimes the laid back building or the exploring...
over a year ago
I play the phenomena that is Minecraft on and off. Sometimes the laid back building or the exploring is just what I need. Sometimes I can challange myself to build cool complex stuff and I’m even an avid follower of Doc’M and Etho and the other mindcrackers over at the youtube....
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.
Jonas Hietala
Printing Hextraction for my kids
A session of Hextraction, a 3D printed board game.
I did it.
I made something actually useful with...
10 months ago
A session of Hextraction, a 3D printed board game.
I did it.
I made something actually useful with my 3D printer instead of just tinkering with it.
I printed Hextraction, a very cool 3D printed board game for my kids—and they love it.
Hextraction is a gamified marble run, where...
Old Vintage...
Refurb weekend: PowerBook Duo 2300c
Jerry Seinfeld had one.
many other TV shows and even movies, most notoriously Hackers:
my...
a year ago
Jerry Seinfeld had one.
many other TV shows and even movies, most notoriously Hackers:
my favourite PowerBook 1400: the metal hinges are starting to tear out of their attachment points in the plastic back of the display, and naturally it's the one with all the upgrades in...
Abort Retry Fail
The History of Commodore, Part 2
The VIC-20
a year ago
Applied Cartography
October, 2024
Hello! Lots of writing in October (what early parenthood takes away in terms of deep flow, it gives...
2 months ago
Hello! Lots of writing in October (what early parenthood takes away in terms of deep flow, it gives back in terms of twenty-minute pockets of time and thought):
On the content front, I wrote about Monster Sanctuary (a delightful JRPG), The Anderson Tapes (a solid late-period Sean...
Notes on software...
Be someone who does things
I wrote last
month that
what you want to do is one of the most useful motivations in life. I
want to...
3 months ago
I wrote last
month that
what you want to do is one of the most useful motivations in life. I
want to follow that up by saying that the only thing more important
than wanting to do something is to actually do something.
The most valuable trait you can develop for yourself is to...
Home on Erik...
Pinterest open sources Pinball
Pinterest just open sourced Pinball which seems like an interesting Luigi alternative. There's two...
over a year ago
Pinterest just open sourced Pinball which seems like an interesting Luigi alternative. There's two blog posts: Pinball: Building workflow management (from 2014) and Open-sourcing Pinball (from this week). The author has a comment in the comments thread on Hacker News:
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...
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...
Ian's Blog
Securing Your GitHub Account
Let's talk about some of the simple & practical steps you can take to improve your GitHub account...
over a year ago
Let's talk about some of the simple & practical steps you can take to improve your GitHub account security.
There's plenty of good reasons why you should try to keep any online account safe, but I feel that GitHub deserves special attention among developers. With automation...
Louwrentius
Don't use cloud services if you care about secrecy of your data
When you use cloud services, you are storing your data on other people's hard drives.
The moment you...
over a year ago
When you use cloud services, you are storing your data on other people's hard drives.
The moment you put your data within a cloud service, that data is no longer under your control. You don't know who will access that data. Secrecy is lost.
Instead of using services like Gmail...
Arduino Blog
Easy and fun block-based coding with the Alvik robot is here, now Chromebook compatible!
At Arduino, we believe coding should be accessible to everyone – including the youngest learners....
a month ago
At Arduino, we believe coding should be accessible to everyone – including the youngest learners. With this in mind, we’re thrilled to announce that the Arduino Alvik robot now officially supports block-based coding! Coding has never been easier thanks to Alvik’s seamless...
Louwrentius
Statistics showing relevance of caching proxy
In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe...
over a year ago
In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe that the answer could be: quite!
I have installed a caching proxy server based on Squid, which is now used within my company. It also does content scanning using squidclamav and...
Jonas Hietala
Vacation
Finally back from a 2 week vacation up at Övertorneå. It’s been pretty great to be taken care of and...
over a year ago
Finally back from a 2 week vacation up at Övertorneå. It’s been pretty great to be taken care of and not doing anything. Well, I did get my ass kicked in Terra Mystica and I played a bit of Minecraft, but still. We got some nice food and my in-laws and my parents were nice.
I’m...
Arduino Blog
This Kenyan engineer modernizes vintage cars with a custom ECU and EFI upgrades
The automotive industry’s switch from carburetion to fuel injection was one of the most effective...
3 months ago
The automotive industry’s switch from carburetion to fuel injection was one of the most effective advancements of the 20th century. Electronic fuel injection allows for precise control over an internal combustion engine’s air-fuel mixture, which dramatically improves fuel...
Arduino Blog
A new Plug and Make Kit challenge! A game of rhythm and creativity
The Arduino Plug and Make Kit is all about unleashing creativity while simplifying the process of...
3 weeks ago
The Arduino Plug and Make Kit is all about unleashing creativity while simplifying the process of turning ideas into reality. It enables everyone to focus on the fun of creating with the power of the UNO R4 WiFi and a user-friendly, modular design – bypassing the complexities of...
Home on Erik...
Bagging as a regularizer
One thing I encountered today was a trick using bagging as a way to go beyond a point estimate and...
over a year ago
One thing I encountered today was a trick using bagging as a way to go beyond a point estimate and get an approximation for the full distribution. This can then be used to penalize predictions with larger uncertainty, which helps reducing false positives.
Willem's Blog
Listen to your body
Using health data gathered by sensors and wearables I learned to listen to my body. Now I have...
over a year ago
Using health data gathered by sensors and wearables I learned to listen to my body. Now I have stopped using bluetooth sensors all together.
seangoedecke.com RSS...
How I ship projects at big tech companies
I have shipped a lot of different projects over the last ~10 years in tech. I often get tapped to...
a month ago
I have shipped a lot of different projects over the last ~10 years in tech. I often get tapped to lead new ones when it’s important to get…
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...
Notes on software...
What makes a great technical blog
I want to explain why the blogs in My favorite technical
blogs are my favorite. That
page is solely...
8 months ago
I want to explain why the blogs in My favorite technical
blogs are my favorite. That
page is solely about non-corporate tech blogs. So this post is
too. I'll have to make another list for favorite corporate tech blogs.
In short, they:
Tackle hard and confusing topics
Show working...
Jonas Hietala
Battling burnout
Mamma Mia! Here we go again…
Once again, I’m finding myself trying to recover from burnout, and...
a year ago
Mamma Mia! Here we go again…
Once again, I’m finding myself trying to recover from burnout, and after about a year I’m finally feeling more like myself.
Even though I’ve been here before, it’s a difficult thing to recognize and avoid, so I’m writing this to maybe help you or my...
Notes on software...
Surveying SQL parser libraries in a few high-level languages
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
HP Proliant Microserver Gen10 as router or NAS
Introduction
In the summer of 2017, HP released the Proliant Microserver Gen10. This machine...
over a year ago
Introduction
In the summer of 2017, HP released the Proliant Microserver Gen10. This machine replaces the older Gen8 model.
For hobbyists, the Microserver always has been an interesting device for a custom home NAS build or as a router.
Let's find out if this is still the case....
Arduino Blog
Use sound to trigger your camera’s flash with this DIY device
In the world of photography, the exposure triangle is immutable. To get a properly exposed photo...
2 months ago
In the world of photography, the exposure triangle is immutable. To get a properly exposed photo (not too bright or too dark), you need a balance of aperture size (how much light gets in), shutter speed (how long the light gets in), and ISO (sensitivity to light at the expense of...
Home on Erik...
The relationship between commit size and commit message size
Wow I guess it was more than a year ago that I tweeted this. Crazy how time flies by. Anyway, here's...
over a year ago
Wow I guess it was more than a year ago that I tweeted this. Crazy how time flies by. Anyway, here's my rationale:
When I update one line of code I feel like I have to put in a long explanation about its side effects, why it's fully backwards compatible, and why it fixes some...
Louwrentius
Scanning many hosts in parallel with Nmap using PPSS
Scanning a large number of hosts using Nmap often takes a lot of time. During
this time, no output...
over a year ago
Scanning a large number of hosts using Nmap often takes a lot of time. During
this time, no output is written to a file or disk. Only when Nmap is finished,
is all output written to the output file. Often, I want to start processing
results of hosts that have already been...
Jonas Hietala
Giving the blog a facelift
When I rewrote the blog in Rust I tried not to touch any of the styling, but some things annoyed...
a year ago
When I rewrote the blog in Rust I tried not to touch any of the styling, but some things annoyed me:
It wasn’t pretty (even ugly in some parts).
No dark mode support.
Some elements were broken, for instance images or code blocks overlapping the header when it was floating to the...
Buck on Software
Crypto and Chasing the Dragon
Marc and Ben’s midlife crisis and the Crypto Crusades
over a year ago
Marc and Ben’s midlife crisis and the Crypto Crusades
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...
Abort Retry Fail
The History of Commodore, Part 4
The Amiga, The Decline, The Fall
a year ago
The Amiga, The Decline, The Fall
Arduino Blog
Top Arduino Cloud IoT dashboard ideas with the new Image widget
Recently, we announced the exciting new Image widget for Arduino Cloud. This powerful feature opens...
2 months ago
Recently, we announced the exciting new Image widget for Arduino Cloud. This powerful feature opens up a world of possibilities for enhancing your IoT dashboards. But the true potential of the Image widget lies in the applications that you create. Today, we’re excited to dive...
Vitalik Buterin's...
The different types of ZK-EVMs
over a year ago
Matt Blewitt
Software Sprezzatura
Sprezzatura is “a certain nonchalance, so as to conceal all art and make whatever one does or says...
over a year ago
Sprezzatura is “a certain nonchalance, so as to conceal all art and make whatever one does or says appear to be without effort and almost without any thought about it”, coined by Castiglione in 1528’s The Book of the Courtier.
Vitalik Buterin's...
[Mirror] Zk-SNARKs: Under the Hood
over a year ago
Home on Erik...
Ratio metrics
We run a ton of A/B tests at Spotify and we look at a ton of metrics. Defining metrics is a little...
over a year ago
We run a ton of A/B tests at Spotify and we look at a ton of metrics. Defining metrics is a little bit of an art form. Ideally you want to define success metrics before you run a test to avoid cherry picking metrics.
seangoedecke.com RSS...
What kind of work I want
This article is to help recruiters, hiring managers and myself have a better idea of the kind of...
over a year ago
This article is to help recruiters, hiring managers and myself have a better idea of the kind of places I’d like to work. The short version…
Christian Selig
Theming Apps on iOS is Hard
Theming apps (the ability to change up the color scheme for an app from say, a white background with...
over a year ago
Theming apps (the ability to change up the color scheme for an app from say, a white background with blue links to a light green background with green links) is a pretty common feature across a lot of apps. It’s one of the core features of the new “Twitter Blue” subscription,...
Good Enough
Say hello to Jelly: the simplest way to jam on email as a team
Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten...
5 months ago
Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten much quieter this year than last, across this blog, our newsletter, and socials. We’ve been heads down for the last few months on something new, but we’re now ready to come back up...
Willem's Blog
The Ultimate Freedom Bike
With the Brompton foldable bike you find yourself a very versatile companion to go whenever and...
over a year ago
With the Brompton foldable bike you find yourself a very versatile companion to go whenever and wherever you please!
Home on Erik...
statself.com
Btw I just put something up online that I spent a couple of evenings in my couch putting together:...
over a year ago
Btw I just put something up online that I spent a couple of evenings in my couch putting together: it's a website where you can track any numerical data on the web. Want to know how many Twitter followers you have?
Louwrentius
Making cowpatty recognize a four-way handshake
I was unable to get cowpatty working with a packet capture that actually
contains a four-way...
over a year ago
I was unable to get cowpatty working with a packet capture that actually
contains a four-way handshake of a WPA session.
I got it working like this:
First, download cowpatty 4.6 right here, within the source directory of
cowpatty.
Extract cowpatty and apply this patch using these...
Matt Mullenweg
Response to DHH
I’ve taken this post down. I’ve been attacked so much the past few days; the most vicious, personal,...
2 months ago
I’ve taken this post down. I’ve been attacked so much the past few days; the most vicious, personal, hateful words poisoned my brain, and the original version of this post was mean. I am so sorry. I shouldn’t let this stuff get to me, but it clearly did, and I took it out on DHH,...
Computer Ads from...
MicroSpeed PC-TRAC
Let's Get Right To the Point
7 months ago
Let's Get Right To the Point
Engineers Need Art
VPX Scripting - Part 5 (DOF)
Some light Visual Pinball debugging and the world of DOF. New to DOF? Read on.
8 months ago
Some light Visual Pinball debugging and the world of DOF. New to DOF? Read on.
Jonas Hietala
Writing lessons learned after writing a book
A good writer isn’t born; a good writer is created
It may sound dumb, but one of my reasons for...
a year ago
A good writer isn’t born; a good writer is created
It may sound dumb, but one of my reasons for writing a book was to improve my writing ability.
Maybe I could’ve practiced on the blog instead, but putting things on paper gave it some added weight I don’t think I would’ve gotten...
Vitalik Buterin's...
What in the Ethereum application ecosystem excites me
over a year ago
Neil Madden
A few programming language features I’d like to see
I enjoyed Hillel Wayne’s recent newsletter about microfeatures they’d like to see in programming...
a year ago
I enjoyed Hillel Wayne’s recent newsletter about microfeatures they’d like to see in programming languages. A “microfeature” is essentially a small convenience that makes programming in that language a bit easier without fundamentally changing it. I love this idea. I’m partial to...
Jonas Hietala
Soda
These quotes are from hacker news and I found them all too funny.
It’s hard for me to understand the...
over a year ago
These quotes are from hacker news and I found them all too funny.
It’s hard for me to understand the whole soda phenomenon in Canada and the US. Is it as addictive as cigarettes? Does it make you crave for more? Or it simply tastes so good that you can’t get enough of it? Why not...
./techtipsy
ThinkPad T40: it can still run modern Linux, for now
I recently busted out my old ThinkPad T40, the last of the OG IBM ThinkPads.
I picked it up some...
7 months ago
I recently busted out my old ThinkPad T40, the last of the OG IBM ThinkPads.
I picked it up some time around my university days because I liked collecting
ThinkPads at the time, and it was a nice complement to my existing ThinkPad T60
and T430.
The battery is dead, but everything...
Louwrentius
Redhat explains why chroot is not a security feature
I came across this Redhat security blog post that explains why the chroot command has it's uses, but...
over a year ago
I came across this Redhat security blog post that explains why the chroot command has it's uses, but it isn't magic security pixie dust. Running an application from within a chrooted jail or just on a well-configured system would result in the same level of security.
Josh...
Neil Madden
Making things
I made my daughter a toy tree house thing for Christmas out of old firewood (and a slice of cedar...
over a year ago
I made my daughter a toy tree house thing for Christmas out of old firewood (and a slice of cedar donated by a neighbour). It’s a bit clunky in places — “rustic” shall we say? But I probably enjoyed making this, over a few weeks of lunchtimes and evenings, more than anything I’ve...
Jonas Hietala
IDA Summer of Code 2014: Summary
This is a wrap-up post of my entry to IDA Summer of Code this year.
Quick stats
65 merged...
over a year ago
This is a wrap-up post of my entry to IDA Summer of Code this year.
Quick stats
65 merged commits
6790 lines added
2822 lines deleted
36 pull requests, 34 merged
12 pull requests directly fixing issues
rest either documentation or cleanup
1 RFC submitted...
Applied Cartography
Linear
I invited nickd to join our Linear instance yesterday, which reminded me that I had a slew of notes...
2 weeks ago
I invited nickd to join our Linear instance yesterday, which reminded me that I had a slew of notes I wanted to publish on our own experience of migrating from GitHub Issues to Linear, and some reflections on it as a product now that we've been using it for a few months.
One...
Jonas Hietala
My Dream Game: The RTS
Even if there are a million great games there’s one that has a very special place in my heart:...
over a year ago
Even if there are a million great games there’s one that has a very special place in my heart: Supreme Commander. It’s not the game I’ve played the most and there might even be games which are better and more fun but supcom was the game that introduced me to competitive gaming...
Notes on software...
Picking up volleyball in NYC with Goodrec and New York Urban
I was so intimidated to go at first, but it is in fact easy and fun to
start playing beginner...
a week ago
I was so intimidated to go at first, but it is in fact easy and fun to
start playing beginner volleyball in New York. The people are so
friendly and welcoming that it has been easy to keep playing
consistently every week since I started for the first time this
August. It's been a...
Arduino Blog
Get notified of impending floods with this Arduino Nano 33 IoT-based display
As climate change continues to worsen, events such as heavy rains, hurricanes, and atmospheric...
2 months ago
As climate change continues to worsen, events such as heavy rains, hurricanes, and atmospheric rivers have only intensified, and with them, large amounts of flooding that pose serious risks to life and property. Jude Pullen and Pete Milne, therefore, have responded by creating a...
Notes on software...
Confusion and disengagement in meetings
The quickest way to cut through confusion or disagreement among
otherwise amiable and honest folks...
over a year ago
The quickest way to cut through confusion or disagreement among
otherwise amiable and honest folks is to ask questions.
Ask early so you don't waste time. But it's not enough to just ask
clarifying questions because the answers won't always be clear.
Sounds like Human Interaction...
Christian Selig
The Case for Getting Rid of TestFlight Review
I tweeted today about how I think TestFlight review should become a thing of the past and many...
over a year ago
I tweeted today about how I think TestFlight review should become a thing of the past and many developers seemed to agree, but some had questions so I wanted to expand on my thoughts a little.
TestFlight’s awesome. But like App Store submissions, TestFlight betas also require a...
Applied Cartography
A good H1
Buttondown was kindly featured in H1 Gallery last week, and Ryan asked me to opine a bit on how we...
a month ago
Buttondown was kindly featured in H1 Gallery last week, and Ryan asked me to opine a bit on how we arrived at our current iteration, which is the anodyne yet pointed Email for you. Yes, you.
Historically, we've called Buttondown a 'newsletter tool' — the h1 before this was 'The...
detreville
Newsletter 1: What's next?
This is the first in a series of newsletters covering this blog
a year ago
This is the first in a series of newsletters covering this blog
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
Home on Erik...
Miscellaneous unsolicited (and possibly biased) career advice
No one asked for this, but I'm something like ~12 years into my career and have had my fair share of...
over a year ago
No one asked for this, but I'm something like ~12 years into my career and have had my fair share of mistakes and luck so I thought I'd share some.
Honestly, I feel like I've mostly benefitted from luck.
Jonas Hietala
Offset coordinates in Krita with Xinerama
I recently bought an Intuos Manga drawing tablet recently, because I got this fix idea that I want...
over a year ago
I recently bought an Intuos Manga drawing tablet recently, because I got this fix idea that I want to learn how to draw. And what better way to do it than with a drawing tablet, while satisfying my need for new things?
With little experience I boldly set forth and I found a...
Simply Explained
Secure Home Assistant Access with Cloudflare and Ubiquiti Dream Machine
I've become increasingly reliant on Home Assistant to automate various tasks around the house. But...
over a year ago
I've become increasingly reliant on Home Assistant to automate various tasks around the house. But how do you safely expose your instance to the internet for remote access?You want to be able to log in from a remote location, but how to keep others out? This post will show how...
Jonas Hietala
Ugly and Slow Progress
Ludum Dare is coming along… Slowly. The rust on me is probably so brown it’s nearly black. But I...
over a year ago
Ludum Dare is coming along… Slowly. The rust on me is probably so brown it’s nearly black. But I have an idea and it might be good, all I need to do is execute it. Right?
Programmer graphics coming to take you away!
Anyway it’s going to be a risk-like game with a twist: you can...
Willem's Blog
Vision Pro
My thoughts on using Vision Pro to get some real work done, exploring what Spatial Computing means...
10 months ago
My thoughts on using Vision Pro to get some real work done, exploring what Spatial Computing means and how it can be useful.
Notes on software...
Extending gosql to supporting LIMIT and OFFSET
It's been a few months since I picked up
gosql and I wanted to use it to
prototype a SQL interface...
over a year ago
It's been a few months since I picked up
gosql and I wanted to use it to
prototype a SQL interface for data stored in S3. But one missing
critical feature in gosql is LIMIT and OFFSET support. This post walks
through the few key changes to gosql to support LIMIT and OFFSET.
You...
Willem's Blog
Wearing WHOOP 4.0
Use WHOOP to see the impact your choices have on your body, think of it as a special kind of mirror...
over a year ago
Use WHOOP to see the impact your choices have on your body, think of it as a special kind of mirror - it's so powerful, that I don't take mine off!
Notes on software...
Learning a new codebase: hacking on nginx
I have never contributed to nginx. My C skills are 1/10. But
downloading the source, hacking it up,...
over a year ago
I have never contributed to nginx. My C skills are 1/10. But
downloading the source, hacking it up, compiling it, and running it
doesn't scare me. This post is to help you overcome your own fears
about doing so. Not necessarily because you should be running
out-of-tree diffs in...
Louwrentius
My home network setup based on managed switches and VLANs
My home networking setup
I live in a two story apartment, with on the top floor my utilities closet...
over a year ago
My home networking setup
I live in a two story apartment, with on the top floor my utilities closet and my living room. The bottom floor contains a bedroom with all my servers and networking gear.
So this is my setup (click for a bigger version):
I like to run my own router but...
Arduino Blog
You can now work in collaboration in Arduino Cloud
In today’s busy world, getting students or engineers to work together is key to tackling complex IoT...
3 months ago
In today’s busy world, getting students or engineers to work together is key to tackling complex IoT projects. Traditional code sharing and editing methods, like using offline IDEs or swapping files manually, often slow down projects and lead to mistakes. This can be a hassle and...
computers are bad
2023-12-05 vhf omnidirectional range
The term "VHF omnidirectional range" can at first be confusing, because it
includes "range"---a...
a year ago
The term "VHF omnidirectional range" can at first be confusing, because it
includes "range"---a measurement that the technology does not provide. The
answer to this conundrum is, as is so often the case, history. The "range"
refers not to the radio equipment but to the space...
computers are bad
2024-06-02 consumer electronics control
In a previous episode, I discussed audio
transports
and mention that they have become a much less...
7 months ago
In a previous episode, I discussed audio
transports
and mention that they have become a much less important part of the modern home
theater landscape. One reason is the broad decline of the component system:
most consumers aren't buying a television, home theater receiver,...
Gwern.net Newsletter
October 2020 news
October 2020 gwern.net newsletter with links on AI scaling, Euclid; further site reorganization &...
over a year ago
October 2020 gwern.net newsletter with links on AI scaling, Euclid; further site reorganization & improvement.
Matt Mullenweg
On with Theo / T3.gg
On Thursday, a prominent developer, YouTuber, Twitch streamer, and journalist posted a video titled...
3 months ago
On Thursday, a prominent developer, YouTuber, Twitch streamer, and journalist posted a video titled This might be the end of WordPress. It was very harsh. In that video you’ll hear him say about me, “he’s a chronic hater” (7:55), “seems like he’s been a pretty petty bastard for a...
Louwrentius
Blu Ray is dead
HD-DVD may be dead, but Blu Ray is just as dead. The whole concept of optical
media is dead....
over a year ago
HD-DVD may be dead, but Blu Ray is just as dead. The whole concept of optical
media is dead. Honestly, who is still burning CD's or DVD's nowadays? (If you
are, why for Christ sake? I can't think of a single good reason) And at 10
euros ($100) for a single Blu Ray disk, you must...
Louwrentius
Why I believe the new Mac Pro won't be a great machine for gaming
In Accidental Tech Podcast episode 18 (love the show), I learned that John Siracusa was thinking...
over a year ago
In Accidental Tech Podcast episode 18 (love the show), I learned that John Siracusa was thinking about buying a new Mac Pro for gaming.
I believe that gaming on the new Mac Pro will be a mediocre experience.
Driver support: as John mentioned himself, the video cards are...
Jonas Hietala
Doing some online Personality tests
For some reason I’ve done a couple of personality tests the last month, mostly to satisfy my own...
over a year ago
For some reason I’ve done a couple of personality tests the last month, mostly to satisfy my own curiosity.
The Braverman Test
Inspired by Charles Poliquin’s visit on The Tim Ferriss Show I tried out the Braverman test to determine my neurotransmitter type. The point Charles...
Construction Physics
How China Is Like the 19th Century U.S.
I spend a lot of time reading about manufacturing and its evolution, which means I end up repeatedly...
2 months ago
I spend a lot of time reading about manufacturing and its evolution, which means I end up repeatedly reading about the times and places where radical changes in manufacturing were taking place: Britain in the late 18th century, the US in the late 19th and early 20th centuries,...
Computer Ads from...
Black Friday - Happy Birthday sale
Let's mix things up!
a month ago
Willem's Blog
Visiting an international hackers conference
This month I attended Global AppSec Amsterdam, an international conference for hackers and security...
over a year ago
This month I attended Global AppSec Amsterdam, an international conference for hackers and security specialists. Read along for some of the highlights.
Applied Cartography
MD5-based uniqueness constraints in Django
Yesterday, I was trying to set a unique constraint for comments in Buttondown to prevent accidental...
4 months ago
Yesterday, I was trying to set a unique constraint for comments in Buttondown to prevent accidental double-commenting, and I ran into a problem that I hadn't seen before:
index row size 2816 exceeds btree version 4 maximum 2704 for index...
Posts on Made of...
Suggestion time: What should I blog about?
I haven’t been feeling very motivated to blog lately – I’ve missed the last two weeks of Iron...
over a year ago
I haven’t been feeling very motivated to blog lately – I’ve missed the last two weeks of Iron Blogger, and I’m not totally enthusiastic about any of the items on my “to blog” list.
But, I do enjoy blogging when I actually get into posts, and I’d like to keep updating this blog....
Ken Shirriff's blog
Two interesting XOR circuits inside the Intel 386 processor
Intel's 386 processor (1985) was an important advance in the x86 architecture, not only moving to a...
a year ago
Intel's 386 processor (1985) was an important advance in the x86 architecture, not only moving to a 32-bit processor but also switching to a CMOS implementation.
I've been reverse-engineering parts of the 386 chip and came across two interesting and completely different
circuits...
Engineers Need Art
Tom Dowdy
Tom Dowdy was a software engineer at Apple back in 1995 when I was still writing Macintosh games in...
over a year ago
Tom Dowdy was a software engineer at Apple back in 1995 when I was still writing Macintosh games in Lawrence, Kansas.
Jonas Hietala
HandCash handles require trust and are insecure
The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their...
over a year ago
The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their $handle concept. It’s basically a username you use instead of the normal Bitcoin Cash address, similar to how domain names abstract away IP addresses. For example instead of...
Odds and Ends of...
Four big US election takes: Yes, it was the woke stuff.
Plus how to know when the Democrats are taking their problems seriously, the one good thing Trump...
a month ago
Plus how to know when the Democrats are taking their problems seriously, the one good thing Trump might do, and why the polls were right
Arduino Blog
See how this homemade spectrometer analyzes substances with an Arduino Mega
Materials, when exposed to light, will reflect or absorb certain portions of the electromagnetic...
a week ago
Materials, when exposed to light, will reflect or absorb certain portions of the electromagnetic spectrum that can give valuable information about their chemical or physical compositions. Traditional setups use a single lamp to emit white light before it is split apart into a...
Louwrentius
'Linux: using disk labels to counter storage device name changes'
My router decided to change the device name for some USB storage devices. So
/dev/sdc was swapped...
over a year ago
My router decided to change the device name for some USB storage devices. So
/dev/sdc was swapped for /dev/sdd and vice versa. The result was some file
system corruption on /dev/sdc, because it was used on a remote system through
iSCSI, using a different file system from...
Notes on software...
Zig, Rust, and other languages
Having worked a bit in Zig, Rust, Go and now C, I think there are a
few common topics worth having a...
9 months ago
Having worked a bit in Zig, Rust, Go and now C, I think there are a
few common topics worth having a fresh conversation on: automatic
memory management, the standard library, and explicit allocation.
Zig is not a mature language. But it has made enough useful choices
for a number...
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...
Good Enough
Season 1, Issue 2: Just the Two of Us
0. Everyone Likes a Giveaway
Stick around to hear how you can win a fabulous prize by hardly doing...
over a year ago
0. Everyone Likes a Giveaway
Stick around to hear how you can win a fabulous prize by hardly doing anything. Take it away, fellas…
1. Still Positive
Did you know that once you acquire COVID-19 your PCR test can be positive for up to 90 days? Did you know that the at-home tests...
Jonas Hietala
Pushing toward Git
The time has come; it’s time for me to move my source out in the open for the first time.
Repository...
over a year ago
The time has come; it’s time for me to move my source out in the open for the first time.
Repository deleted, never became anything
Available on Github
It’s nothing special really, if you want take a look at the code and help me improve it.
Arduino Blog
The web-based Arduino Lab for MicroPython Editor is out! With Chromebook support to code Alvik and...
We’re excited to announce the release of the web-based version of the Arduino Lab for MicroPython...
2 months ago
We’re excited to announce the release of the web-based version of the Arduino Lab for MicroPython Editor. This lightweight platform makes it even easier to code with MicroPython using Arduino hardware such as Alvik, Nano ESP32, Nano RP2040 Connect, Nano 33 BLE Sense – and more!...
Jonas Hietala
The T-34/0 keyboard layout
This is an update to the T-34 keyboard layout I’ve been using for a solid number of weeks. While...
over a year ago
This is an update to the T-34 keyboard layout I’ve been using for a solid number of weeks. While there are more changes I’d like to try, I’m quite pleased with these changes so I figured I might as well immortalize them before I explore further. (And I do have a bunch of big...
Jonas Hietala
Motivation is Valuable
It’s funny how motivation can play such a huge role with my productivity. I’m currently having two...
over a year ago
It’s funny how motivation can play such a huge role with my productivity. I’m currently having two math courses; one mandatory about analysis in multiple variables and vector analysis and one voluntary about advanced linear algebra. I don’t like the analysis course, didn’t like...
Jonas Hietala
My Minions
So I think I made it! It became a pretty different game from what I set out to create, but I’m glad...
over a year ago
So I think I made it! It became a pretty different game from what I set out to create, but I’m glad with how it turned out.
My Minions
Instructions
Build a pathway and then place objects or release minions on it, everything must be on a path. Place musical objects or make the...
Willem's Blog
Being a volunteer in Amsterdam-Zuidoost
About my work as volunteer in the local community center in Amsterdam Zuidoost
over a year ago
About my work as volunteer in the local community center in Amsterdam Zuidoost
Jonas Hietala
Slackware update
The last time I (re)installed Slackware I documented what I did. Somehow I managed to really bork my...
over a year ago
The last time I (re)installed Slackware I documented what I did. Somehow I managed to really bork my installation and I decided to go through with a larger reinstallation once more. This is a log of some things I did differently.
Kernel
Before installing the kernel it’s nice to...
Applied Cartography
PSA: mess around with Keystatic
We've been using Keystatic in Buttondown for around six months now: we migrated most of the content...
9 months ago
We've been using Keystatic in Buttondown for around six months now: we migrated most of the content on the marketing site (which is backed by Next) from MDX onto Keystatic, and were so happy with the experience that the upcoming rebuild of the docs site will be featuring...
Jonas Hietala
I, Robot
Here are the results of the big robot construction course we had before christmas! The whole process...
over a year ago
Here are the results of the big robot construction course we had before christmas! The whole process went smooth and our group was amazing. The design and building of the robot went well even though in hindsight I would’ve changed a lot of stuff. The ending competition didn’t go...
computers are bad
2023-07-10 the tragedy of beatrice foods
Occasionally, research into the history of telephony takes you into some
strange places. There are...
a year ago
Occasionally, research into the history of telephony takes you into some
strange places. There are conspiracy theories, of course, and there are people
who insist on their version of events so incessantly that details of dates and
places can become heated arguments. There is also...
Arduino Blog
Deploy your smart meeting room management system with Arduino GIGA
Managing shared spaces, especially meeting rooms, can be a headache in busy offices. At Arduino,...
2 weeks ago
Managing shared spaces, especially meeting rooms, can be a headache in busy offices. At Arduino, we’ve experienced it firsthand in our flexible and dynamic offices around the world – where colleagues could often be seen wandering around with their laptops, trying to find a quiet...
Matt Blewitt
7 Languages in 7 Weeks for 2025
It’s been over 14 years since the original 7 Languages in 7 Weeks was first published, giving a...
a month ago
It’s been over 14 years since the original 7 Languages in 7 Weeks was first published, giving a hands on tour of Ruby, Clojure, Haskell, Io, Scala, Erlang and Prolog. Ruby achieved critical mass, to some degree so did Scala, with the others being popular within their specific...
Louwrentius
'Linux RAID level and chunk size: the benchmarks'
Introduction
When configuring a Linux RAID array, the chunk size needs to get chosen. But
what is...
over a year ago
Introduction
When configuring a Linux RAID array, the chunk size needs to get chosen. But
what is the chunk size?
When you write data to a RAID array that implements striping (level 0, 5, 6,
10 and so on), the chunk of data sent to the array is broken down in to
pieces, each part...
Arduino Blog
Using Arduino with gaming
It’s not surprising that the Arduino community is packed to the brim with examples of gaming-related...
2 months ago
It’s not surprising that the Arduino community is packed to the brim with examples of gaming-related projects. Both activities tend to attract people with a love for problem-solving, technology, and getting immersed in one challenging activity for hours at a time. The result is...
Jonas Hietala
A Geek Valentine
Yes! I made it! It’s 22:22 on the very last day of February and I’ve been programming virtually...
over a year ago
Yes! I made it! It’s 22:22 on the very last day of February and I’ve been programming virtually non-stop for the past two days, my brain feels like mashed potatoes.
A Geek Valentine
Controls
Use spacebar to:
Build the time machine
Buy and place traps (Just face an empty square...
Jonas Hietala
2014 Read Books
In total I read 20 books, which is 33% less than last year.
Fiction
How to Be a Woman - Catilin...
over a year ago
In total I read 20 books, which is 33% less than last year.
Fiction
How to Be a Woman - Catilin Moran
Fun!
The Kill Room - Jeffery Deaver
A Song of Ice and Fire: Game of Thrones - George R.R. Martin
Reread.
A Song of Ice and Fire: A Clash of Kings - George R.R. Martin
Reread.
A...
Engineers Need Art
Apple Interview (1995)
Recalling my somewhat unusual interview with Apple back in 1995.
over a year ago
Recalling my somewhat unusual interview with Apple back in 1995.
Vitalik Buterin's...
In-person meatspace protocol to prove unconditional possession of a private key
over a year ago
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…
Arduino Blog
The new Auxivo EduExo Pro helps students with exoskeleton research
Emerging technologies initially develop at a slow pace and that is due in large part to the lack of...
5 months ago
Emerging technologies initially develop at a slow pace and that is due in large part to the lack of resources available to students. Complex technology is built on existing knowledge and higher education students need the tools to gain hands-on experience. To help educate the...
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
Simply Explained
Make Your Garage Door Opener Smart: Shelly 1, ESPHome and Home Assistant
I've been adding more and more devices to my smart home lately, so naturally, my garage door opener...
over a year ago
I've been adding more and more devices to my smart home lately, so naturally, my garage door opener had to follow. But instead of swapping it out for a new unit, I used a Shelly 1 and a cheap door contact sensor to make it smart for less than $20!It runs ESPHome (open-source, no...
Louwrentius
The iPhone, iPad and iOS are powering a revolution
Most people just don't understand computers. Are these people dumb? Some may
be dumb, but the people...
over a year ago
Most people just don't understand computers. Are these people dumb? Some may
be dumb, but the people who make them are maybe even dumber. Because they
can't seem to figure out how to create a computer that the majority of people
understand.
When the original macintosh arrived at...
Birchtree
The “Bluesky feels like early Twitter!” vibe
Bluesky has the juice right now, and while it’s slowed down a bit this week, they were adding over 1...
a month ago
Bluesky has the juice right now, and while it’s slowed down a bit this week, they were adding over 1 million users a day for a bit last week. One sentiment I’m hearing a lot recently is that Bluely “feels like early Twitter,” which
Matt Mullenweg
Carmack & Rogan
I guess something has changed with the Joe Rogan / Spotify deal and now all the old episodes are on...
a month ago
I guess something has changed with the Joe Rogan / Spotify deal and now all the old episodes are on YouTube again, which means the gems from the archives can now pop up. I was alerted to this conversation between Joe Rogan and John Carmack, and it’s pure gold. I know I’m five...
Electronics etc…
HP 33120A Repair - Shutting Down the Eye of Sauron
Introduction
Opening Up an HP 33120A
A Walk Through the Block Diagram
Bug Hunting
Zener...
over a year ago
Introduction
Opening Up an HP 33120A
A Walk Through the Block Diagram
Bug Hunting
Zener Replacement
Staring at the Eye of Sauron
FLIR IR Imaging
To Destroy a PCB in Order to Save It
Circuit Reconstruction
Success!
Trust but Verify
Conclusion
References
Introduction
When the...
Louwrentius
Calculating EXT2 EXT3 EXT4 stride size when using RAID
When formatting a RAID device with an EXT filesystem, it is always advised to
specify a stride size....
over a year ago
When formatting a RAID device with an EXT filesystem, it is always advised to
specify a stride size. The format utility will take this stride size into
account when formatting a device. The stride size is the number you get when
you divide the 'chunck' size, as specified with...
Home on Erik...
Annoy 1.10 released, with Hamming distance and Windows support
I've been a bit bad at posting things with a regular cadence lately, partly because I'm trying to...
over a year ago
I've been a bit bad at posting things with a regular cadence lately, partly because I'm trying to adjust to having a toddler, partly because the hunt for clicks has caused such a high bar for me that I feel like I have to post something Pulitzer-worthy.
Willem's Blog
Health and fitness data
Exploring the balance between health data and intuition, this blog post delves into how personal...
11 months ago
Exploring the balance between health data and intuition, this blog post delves into how personal well-being and fitness goals shape our relationship with technology and self-awareness.
Jonas Hietala
Autocomplete with nvim-cmp
Autocomplete tags in the frontmatter.
Autocompletion is an absurdly powerful feature that I—and I...
7 months ago
Autocomplete tags in the frontmatter.
Autocompletion is an absurdly powerful feature that I—and I must assume most programmers—use all the time.
It’s not as crucial for writing blog posts as when you’re coding but it’s still easy to come up with examples of how autocomplete...
Willem's Blog
Tudor Black Bay 36 long-term review
For the past six months I have been wearing the same watch, every day and night. Read along to learn...
over a year ago
For the past six months I have been wearing the same watch, every day and night. Read along to learn what makes the Tudor Black Bay 36 the perfect every day watch.
Opsbros
WiFi Binary Clock
Who doesn't love a classic Binary Clock? I remember getting one of these when I was in my 20's from...
over a year ago
Who doesn't love a classic Binary Clock? I remember getting one of these when I was in my 20's from ThinkGeek, and it was pride of place on my desk. LED's are a thing of beauty.
Simply Explained
Monitoring my 3D printer with a Pi Zero, Home Assistant and TinyCore Linux
Many devices in my home have become "smart" over the last couple of months, with one big exception:...
over a year ago
Many devices in my home have become "smart" over the last couple of months, with one big exception: my trusty 3D printer. It's a super reliable Prusa i3 MK3, but it lacks an internet connection.So I decided to use a Pi Zero to keep track of my 3D prints and send the progress to...
Good Enough
Bad Ideas Are Fun
Once I was complaining to Arun about how hard it is to come up with ideas, and he pointed out that...
a year ago
Once I was complaining to Arun about how hard it is to come up with ideas, and he pointed out that coming up with ideas is actually very easy––what makes it hard is that we’re aiming for good ideas.
The next time you're coming up with ideas, tell yourself, Forget about good...
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.
Jonas Hietala
My book 'Why Cryptocurrencies?' is done
My first commit on my book Why Cryptocurrencies? is from Dec 19, 2018, and now about 17 months later...
over a year ago
My first commit on my book Why Cryptocurrencies? is from Dec 19, 2018, and now about 17 months later and 1006 more commits I’m finally done!
Well, I’m done with the online version at least. I still plan to create an e-book, a PDF and a paperback and who knows how long that will...
Willem's Blog
Why Apple Silicon is a big deal
Never have I been so blown away as by the new MacBook Air with M1 processor. It is a big deal.
over a year ago
Never have I been so blown away as by the new MacBook Air with M1 processor. It is a big deal.
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 =)
Good Enough
TIL: Deploying a Sinatra app to Render.com
This morning I wanted to deploy a simple Sinatra app to Render.com.
It wasn’t super obvious to me,...
a year ago
This morning I wanted to deploy a simple Sinatra app to Render.com.
It wasn’t super obvious to me, so I figured I’d write down what worked in the end.
First, a Gemfile:
# Gemfile
source 'https://rubygems.org'
gem 'sinatra'
gem 'sinatra-contrib'
gem 'puma'
* I’m pretty sure...
Willem's Blog
Programming on Apple Watch
Programming with VIM over SSH on Apple Watch using a bluetooth keyboard
over a year ago
Programming with VIM over SSH on Apple Watch using a bluetooth keyboard
Home on Erik...
Benchmarking nearest neighbor libraries in Python
Radim Rehurek has put together an excellent summary of approximate nearest neighbor libraries in...
over a year ago
Radim Rehurek has put together an excellent summary of approximate nearest neighbor libraries in Python. This is exciting, because one of the libraries he's covering, annoy, was built by me.
After introducing the problem, he goes through the list of contestants and sticks with...
Arduino Blog
This portable Starmap could be your guide to the cosmos
Estimates vary, but there are generally a few thousand stars bright enough to see in the sky on a...
6 months ago
Estimates vary, but there are generally a few thousand stars bright enough to see in the sky on a clear, moonless, cloudless night away from city lights. You might be able to identify a couple of them, along with a handful of constellations. But what about the rest? If they...
Vitalik Buterin's...
What do I think about network states?
over a year ago
computers are bad
2023-06-02 the reinvention of owens lake
Programming note: In an effort to introduce an exciting new social aspect to
Computers Are Bad (a...
a year ago
Programming note: In an effort to introduce an exciting new social aspect to
Computers Are Bad (a functional necessity to appease early-stage investor
demands for "engagement")¸ I am launching a Matrix room for CAB readers.
You can join it! Do whatever you do to join rooms in...
Computer Ads from...
EPYX's Pitstop
Where Winning is the Pits.
6 months ago
Where Winning is the Pits.
Notes on software...
Eight years of organizing tech meetups
This is a collection of random personal experiences. So if you don't
want to read everything, feel...
a year ago
This is a collection of random personal experiences. So if you don't
want to read everything, feel free to skip to the end for takeaways.
I write because I'd like to see more high-quality meetups. And maybe
my little bit of experience will help someone out.
2015: Philadelphia
I...
Electronics etc…
Symmetricom 58532A GPS Antenna Supply Voltage Mod
The Symmatricom 58532A
Opening up the 58532A
Voltage Regulation
Result
What about the other 58532A...
9 months ago
The Symmatricom 58532A
Opening up the 58532A
Voltage Regulation
Result
What about the other 58532A variant?
References
The Symmatricom 58532A
As part of a package deal, I got my hands on a Symmetricom 58532A L1
GPS antenna.
Microchip, which acquired Symmetricom in 2013, doesn’t...
Odds and Ends of...
Odds and Ends #45: Deliverism, blasphemy and selfies from space
Plus the best Minecraft-themed political deepfake you'll see today
a month ago
Plus the best Minecraft-themed political deepfake you'll see today
Jonas Hietala
Reinstalling Slackware
So I reinstalled slackware on my machine and decided to take some rough notes of the most important...
over a year ago
So I reinstalled slackware on my machine and decided to take some rough notes of the most important steps I made. I did not document the steps in detail, and some are very specific for my setup. But maybe it can be useful for someone, or myself.
Basic steps
Make slackware usb...
Arduino Blog
Light up the holiday season, with a new Plug and Make Kit tutorial!
Looking for a fun and creative way to brighten up the holiday season? With the Arduino Plug and Make...
3 weeks ago
Looking for a fun and creative way to brighten up the holiday season? With the Arduino Plug and Make Kit, you can build an interactive LED light installation that reacts when someone walks by – perfect for spreading cheer and adding a high-tech twist to your decorations. This...
Vitalik Buterin's...
Some reflections on the Bitcoin block size war
7 months ago
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,...
Good Enough
Actual Customer Support Is Remarkable
What a sad thing to write.
We believe in good software around here.
There is a lot of poorly built...
a year ago
What a sad thing to write.
We believe in good software around here.
There is a lot of poorly built software on the Internet and in the app stores.
Our motivation with Good Enough is to try to put together a few products that feel just right to the folks using them.
The things we...
Birchtree
Starship is a late contender for favorite new things in 2024
I don't have a huge love for Star Fox 64. I mean I played it with friends and I still have the...
a week ago
I don't have a huge love for Star Fox 64. I mean I played it with friends and I still have the cartridge all these years later, but it's not as big a part of my childhood as Ocarina of Time was. That said, the Ocarina
Jonas Hietala
My first rust Contribution
The problem with open-source for most people isn’t writing code, but it’s all the other things.
How...
over a year ago
The problem with open-source for most people isn’t writing code, but it’s all the other things.
How shall I push my changes? How do I handle git? What should I do?
I was the same and I actually dreaded my awesome summer job, just a little bit, because now I’m supposed to...
latest projects -...
3D Model Viewer Improvements
[Software] Unlocking the embedded gimbals
a year ago
[Software] Unlocking the embedded gimbals
Posts on Made of...
amd64 and va_arg
A while back, I was poking around LLVM bugs, and discovered, to my surprise, that LLVM doesn’t...
over a year ago
A while back, I was poking around LLVM bugs, and discovered, to my surprise, that LLVM doesn’t support the va_arg intrinsic, used by functions to accept multiple arguments, at all on amd64. It turns out that clang and llvm-gcc, the compilers that backend to LLVM, have their own...
Jonas Hietala
Bugger
Ahhh… Finally another game! Theme of this beauty is Failure and your mission here is to avoid the...
over a year ago
Ahhh… Finally another game! Theme of this beauty is Failure and your mission here is to avoid the bugs. As a programmer the fight with those nasty bugs are a daily occurrence and now I’ve brought you a chance to kill those nasties too!
The gameplay wasn’t what I was planning on -...
computers are bad
2023-05-07 electrical characteristics of telephone lines
Let's take a break from our boring topic of regional history to focus instead
on an even more boring...
a year ago
Let's take a break from our boring topic of regional history to focus instead
on an even more boring topic: implementation details of telephone lines.
The conventional "copper pair" analog telephone line is fading away. The FCC
has begun to authorize abandonment of copper outside...
Computer Ads from...
Bomb Squad Peripherals' BLOWGUN
It Could Have Been a Lot Worse - His Data is BLOWGUN Protected!
6 months ago
It Could Have Been a Lot Worse - His Data is BLOWGUN Protected!
Abort Retry Fail
Unboxing New Old Stock Windows 3.11
A Photo Gallery
a year ago
Simply Explained
Building Air Quality Sensor: Luftdaten + Home Assistant
Luftdaten (now Sensor Community) is a global sensor network that measures air quality around the...
over a year ago
Luftdaten (now Sensor Community) is a global sensor network that measures air quality around the world. Best of all: it's open-source and anyone can build a sensor.I was very curious to see the air quality in my neighborhood, so I decided to build myself a sensor. And of course,...
Vitalik Buterin's...
Gitcoin Grants Round 7 Retrospective
over a year ago
./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...
Ian's Blog
Mourning the Loss of Cohost
The staff running Cohost have announced (archived) that at the end of 2024 Cohost will be shutting...
3 months ago
The staff running Cohost have announced (archived) that at the end of 2024 Cohost will be shutting down, with the site going read-only on October 1st 2024. This news was deeply upsetting to receive, as Cohost filled a space left by other social media websites when they stopped...
Computer Ads from...
Applied Analytics' MicroSPEED
Test-Fly A $20 Million Jet On An Apple? Yes. With MicroSPEED
7 months ago
Test-Fly A $20 Million Jet On An Apple? Yes. With MicroSPEED
Arduino Blog
Bringing Quake to Arduino: a game-changing project by Nicola Wrachien
Following up on his successful Doom port last year, engineer Nicola Wrachien – who works at Silicon...
3 months ago
Following up on his successful Doom port last year, engineer Nicola Wrachien – who works at Silicon Labs, a leader in secure, intelligent wireless technology for a more connected world and long-time Arduino partner – has now tackled an even bigger challenge: porting Quake, the...
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...
Lighthouse Blog
What I want to achieve with Lighthouse
10 months ago
Home on Erik...
In defense of false positives (why you can't fail with A/B tests)
Many years ago, I used to think that A/B tests were foolproof and all you need to do is compare the...
over a year ago
Many years ago, I used to think that A/B tests were foolproof and all you need to do is compare the metrics for the two groups. The group with the highest conversion rate wins, right?
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...
Matt Blewitt
On That Okta LDAP Bug
A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance...
2 months ago
A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance of sensible defaults.
Lars Lofgren
Forbes Marketplace: The Parasite SEO Company Trying to Devour Its Host
Are you sick of Forbes appearing in search results? For topics that Forbes doesn’t have any...
3 months ago
Are you sick of Forbes appearing in search results? For topics that Forbes doesn’t have any expertise in? Here’s the organic rankings for “best pet insurance”: Forbes ranks #2. Not sure a business website knows how pet insurance actually works. But okay. They also have the #1...
./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...
Arduino Blog
This Arduino-controlled machine dispenses the perfect bowl of cereal
Breakfast cereal is controversial. Milk or cereal first? Best cereal to milk ratio? Favorite cereal?...
7 months ago
Breakfast cereal is controversial. Milk or cereal first? Best cereal to milk ratio? Favorite cereal? Most attractive mascot? The opportunities for debate never end. But we can all agree that consistency is key when it comes to the milk:cereal ratio — nobody changes that up from...
GitButler
The Future of Open Source
A GitHub founder's musings on the past, present and future of large groups of people collaborating...
4 months ago
A GitHub founder's musings on the past, present and future of large groups of people collaborating on software in awesome ways.
Good Enough
TIL: Turbo Stream and personalised content
Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages...
a year ago
Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages without requiring the browser to reload the whole page.
But if the information you want to stream back from your server to the client has anything specific to the current user — like...
Home on Erik...
Why software projects take longer than you think: a statistical model
Anyone who built software for a while knows that estimating how long something is going to take is...
over a year ago
Anyone who built software for a while knows that estimating how long something is going to take is hard. It's hard to come up with an unbiased estimate of how long something will take, when fundamentally the work in itself is about solving something.
Posts on Made of...
Lightweight Linux Kernel Development with KVM
I don’t do a ton of Linux kernel development these days, but I’ve done a fair bit in the past, and...
over a year ago
I don’t do a ton of Linux kernel development these days, but I’ve done a fair bit in the past, and picked up a number of useful techniques for doing kernel development in a relatively painless fashion. This blog post is a writeup of the tools and techniques I use when developing...
./techtipsy
I finally found an use case for my Raspberry Pi Model B+
You have probably heard about the Raspberry Pi. It’s a nice little affordable
single-board computer...
over a year ago
You have probably heard about the Raspberry Pi. It’s a nice little affordable
single-board computer with a huge community using it for all sorts of projects.
I got my first Raspberry Pi, the Model B+,
during my first year at university, which was around the winter of...
Jonas Hietala
Competition Feedback
The voting is over and I got a few ratings I want to comment on. You can view all ratings and...
over a year ago
The voting is over and I got a few ratings I want to comment on. You can view all ratings and comments here.
They’re all from 1 to 5.
Innovation: 3.75
Fun: 3.29
Theme: 3.17
Graphics: 2.54
Audio: 2.14
Humor: 2.54
that ugly.
Overall: 3.13
something playable out of this.
Community:...
./techtipsy
FOSDEM 2024: my experience, some notes and tech tips
I finally went to FOSDEM. I’m sleep-deprived, completely exhausted, but incredibly excited
about the...
10 months ago
I finally went to FOSDEM. I’m sleep-deprived, completely exhausted, but incredibly excited
about the whole experience.
I’ve split this post into three separate sections.
overall notes on the conference and the city
less technical, but sheds light on the FOSDEM experience
the...
Louwrentius
The Raspberry Pi 5 is no match for a tini-mini-micro PC
I've always been fond of the idea of the Raspberry Pi. An energy efficient, small, cheap but capable...
6 months ago
I've always been fond of the idea of the Raspberry Pi. An energy efficient, small, cheap but capable computer. An ideal home server. Until the Pi 4, the Pi was not that capable, and only with the relatively recent Pi 5 (fall 2023) do I feel the Pi is OK performance wise, although...
computers are bad
2024-09-14 the national warning system
Previously on Deep Space Nine, we discussed the extensive and variable products
that AT&T and...
3 months ago
Previously on Deep Space Nine, we discussed the extensive and variable products
that AT&T and telephone operating companies sold as private
lines. One of the
interesting properties of private line systems is that they can be ordered as
four-wire. Internally, the telephone network...
Arduino Blog
Easily add Python-controlled GPIO pins to any computer
Let’s say that, hypothetically, you wanted to use your computer to blink an LED or read the state of...
6 months ago
Let’s say that, hypothetically, you wanted to use your computer to blink an LED or read the state of a button. Could you? Almost certainly not — at least not without additional hardware. Most modern computers don’t provide any interface for direct interaction with low-level...
Willem's Blog
Abandoning my own tablet OS
After a year of experimenting with Debian GNU/Linux on a Surface Go 2 I have returned to iPad Pro...
over a year ago
After a year of experimenting with Debian GNU/Linux on a Surface Go 2 I have returned to iPad Pro and the Mac.
Jonas Hietala
How I made a kick-ass cover for my self-published book
If you want to publish a book, one of the most important things to consider is the cover—after all,...
over a year ago
If you want to publish a book, one of the most important things to consider is the cover—after all, we judge the book by the cover.
And I did it the universally recommended way:
I hired a designer.
Simple, right?
But real talk; it’s not exactly that simple and I did a bunch of...
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,...
Applied Cartography
Notes from May
Lots of writing this month:
Why you should use Rails
A reminder that things take time
How...
7 months ago
Lots of writing this month:
Why you should use Rails
A reminder that things take time
How shadcn/ui's previews work
Why I hate that 1.01% meme
A lovely term, 'grace note'
Au revoir, invoke!
A quick check-in on 11ty
A rant/snippet for auth.js
The first edition of what will be a...
Notes on software...
Writing a minimal Lua implementation with a virtual machine from scratch in Rust
By the end of this guide we'll have a minimal, working implementation
of a small part of Lua from...
over a year ago
By the end of this guide we'll have a minimal, working implementation
of a small part of Lua from scratch. It will be able to run the
following program (among others):
function fib(n)
if n < 2 then
return n;
end
local n1 = fib(n-1);
local n2 = fib(n-2);
...
Willem's Blog
Backup Rotation Scheme
Learn about the rsync-backup-rotator tool that helps you automatically rotate backups using rsync,...
a year ago
Learn about the rsync-backup-rotator tool that helps you automatically rotate backups using rsync, creating and maintaining multiple recovery points from your backups.
Ken Shirriff's blog
Reverse-engineering an analog Bendix air data computer: part 4, the Mach section
MathJax = {
tex: {
inlineMath: [['$', '$'], ['\\(', '\\)']]
},
svg: {
fontCache:...
10 months ago
MathJax = {
tex: {
inlineMath: [['$', '$'], ['\\(', '\\)']]
},
svg: {
fontCache: 'global'
},
chtml: { displayAlign: 'left' }
};
MathJax.Hub.Config({
"HTML-CSS": { scale: 175}
});
.MathJax {font-size: 1em !important}
In the 1950s, many fighter...
Ian's Blog
Why my Apps Aren't Available on Apple Vision Pro
Recently I have received some questions from users of both TLS Inspector and DNS Inspector enquiring...
5 months ago
Recently I have received some questions from users of both TLS Inspector and DNS Inspector enquiring why the apps aren't available on Apple's new Vision Pro headset. While I have briefly discussed this over on my Mastodon, I figured it might be worthwhile putting things down with...
Computer Ads from...
Plus Post: Lobo MAX-80
The Computer Tandy Should Have Built (at least according to the ad).
9 months ago
The Computer Tandy Should Have Built (at least according to the ad).
Computer Ads from...
Electronic Protection Devices' Electro-Clamp line
The Underrated Virtues of Plain Vanilla
9 months ago
The Underrated Virtues of Plain Vanilla
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...
Old Vintage...
So thieves broke into your storage unit - again
If you've been wondering why entries have been a little slow lately, let me tell you a story.
All...
2 months ago
If you've been wondering why entries have been a little slow lately, let me tell you a story.
All collectors tend to be a bit obsessive by nature, and us classic computer nerds probably pick up more hardware than we can (or should) store in our residence — especially if the...
Vitalik Buterin's...
DAOs are not corporations: where decentralization in autonomous organizations matters
over a year ago
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...
Applied Cartography
Projects are things with steps
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked...
2 months ago
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked so frequently that I decided to write about it.
Why is “Get mom a birthday present” a project and not a task?
GTD is very orthodox in what a “project” is: it’s anything that:
you...
Home on Erik...
My issue with GPU-accelerated deep learning
I've been spending several hundred bucks renting GPU instances on AWS over the last year. The...
over a year ago
I've been spending several hundred bucks renting GPU instances on AWS over the last year. The speedup from a GPU is awesome and hard to deny. GPUs have taken over the field. Maybe following the footsteps of Bitcoin mining there's some research on using FPGA (I know very little...
Applied Cartography
Applied Cartography × Indie Rails
Chatted with Jess and Jeremy about a whole slew of things, from pricing strategy to terrifying and...
3 months ago
Chatted with Jess and Jeremy about a whole slew of things, from pricing strategy to terrifying and arcane differences between various Markdown parsers (including why I hate Slack.) They were particularly kind and gracious given that the amount of production-quality Rails I've...
Arduino Blog
Innovative new tactile sensor helps assess fine motor skills
Fine motor skills correlate strongly with cognition and the accurate assessment of an individual’s...
7 months ago
Fine motor skills correlate strongly with cognition and the accurate assessment of an individual’s motor skills can be critical in diagnosing and treating a variety of conditions. But objective evaluation has been a challenge, as suitable sensors weren’t available. To help...
Louwrentius
Migrated this blog from blogger.com to blogofile
Until now, I was hosting my blog on Google's blogger. I switched to using Blogofile. I wanted to...
over a year ago
Until now, I was hosting my blog on Google's blogger. I switched to using Blogofile. I wanted to have more control over my content and the layout.
I had many issues with the blogger blog post editor, resulting in ugly posts with too much white space, strange fonts and fonts...
Jonas Hietala
Postmortem: Black and White
All this time working on my latest game I thought it sucked and I was trying hard to make it to not...
over a year ago
All this time working on my latest game I thought it sucked and I was trying hard to make it to not suck. My spirit wasn’t high, just check this post and this but now when it’s done it’s like night and day, or like black and white! I’m damn happy I got it done!! Aah I’ll try to...
Applied Cartography
Notebook as marketing primitive
Earlier this week, I stumbled upon this brilliant marketing-slash-documentation idea from...
2 months ago
Earlier this week, I stumbled upon this brilliant marketing-slash-documentation idea from SingleStore — notebooks as a first-party page! There are a handful of nice things about this idea:
Very easy to fan out. You're not going to really run out of sample notebooks from which you...
Willem's Blog
Google Analytics vs AWStats
Comparing Google Analytics with AWStats to find out where they differ and which is better.
over a year ago
Comparing Google Analytics with AWStats to find out where they differ and which is better.
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…
Abort Retry Fail
The History of Red Hat
The Billion Dollar Open Source Company
a year ago
The Billion Dollar Open Source Company
Arduino Blog
Exploring Alvik: 3 fun and creative projects with Arduino’s educational robot platform
Alvik is cute, it’s smart, it’s fun… so what can it actually do? To answer this question, we...
2 weeks ago
Alvik is cute, it’s smart, it’s fun… so what can it actually do? To answer this question, we decided to have fun and put the robot to the test with some of the most creative people we know – our own team! A dozen Arduino employees volunteered for a dedicated Make Tank session...
computers are bad
2023-01-16 huff-duff
We've talked a fair amount about HF radio recently, in the context of OTH
radar. Recall that an...
a year ago
We've talked a fair amount about HF radio recently, in the context of OTH
radar. Recall that an extremely useful property of HF radio here is that HF
frequencies can reflect off of the upper layers of the atmosphere, causing them
to rebound towards earth at a range much further...
Willem's Blog
Building a professional 72TB NAS
This month I installed a professional HPE ProLiant DL380p server in a datacenter in Amsterdam, read...
over a year ago
This month I installed a professional HPE ProLiant DL380p server in a datacenter in Amsterdam, read this post to see how this was done!
Willem's Blog
Half Marathon
Discover my journey from noob to (half) marathon finisher and how I balanced data with fitness -...
9 months ago
Discover my journey from noob to (half) marathon finisher and how I balanced data with fitness - read about my experiences!
Matt Blewitt
Regular Restarts Are Good, Actually
Anecdotally, one of the more maligned features of the Heroku platform are the 24-hour limits on...
a month ago
Anecdotally, one of the more maligned features of the Heroku platform are the 24-hour limits on compute units, known as “dynos”. This is actually a good thing, but very misunderstood.
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...
Posts on Made of...
Implementing a declarative mini-language in the C preprocessor
Last time, I announced Check Plus, a declarative language for defining Check tests in C. This time,...
over a year ago
Last time, I announced Check Plus, a declarative language for defining Check tests in C. This time, I want to talk about the tricks I used to implement a declarative minilanguage using the C preprocessor (and some GCC extensions).
The Problem We want to write some toplevel...
Ian's Blog
What the heck is OCSP?
The online certificate status protocol, or OCSP for short, is a way for TLS clients (like your web...
over a year ago
The online certificate status protocol, or OCSP for short, is a way for TLS clients (like your web browser) to check if a certificate has been revoked or not.
Certificate Revocation?
With asymmetrical encryption, your encryption is only as good as long as your private key remains...
Vitalik Buterin's...
Halo and more: exploring incremental verification and SNARKs without pairings
over a year ago
Arduino Blog
This rolling ball game brings Skee-Ball-style fun from the arcade to your home
Ask your friends about their favorite games at the arcade and the most common answer will likely be...
5 months ago
Ask your friends about their favorite games at the arcade and the most common answer will likely be Skee-Ball. But while many other popular arcade games have viable at-home alternatives, Skee-Ball doesn’t — at least not unless you’re willing to spend a serious amount of money....
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
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!
Arduino Blog
Control your Raspberry Pi GPIOs with Arduino Cloud using Python | Part II
As a Python developer, you’re probably eager to control and monitor your Raspberry Pi GPIOs...
7 months ago
As a Python developer, you’re probably eager to control and monitor your Raspberry Pi GPIOs remotely. Well, you have landed in the right place. This article builds upon our previous introduction to “Visualize your Raspberry Pi data with Arduino Cloud | Part I.” Now, we’ll...
somenice
Matter as a Smart home standard
Matter is the name of the smart home standard that promises to bridge IOT devices and different home...
8 months ago
Matter is the name of the smart home standard that promises to bridge IOT devices and different home eco-systems. Amazon Alexa, Google Home, Apple Homekit, Samsung SmartThings, etc. To prevent 6+ flavours of smart lightbulbs working with 6+ different apps, a standard needed to be...
Posts on Made of...
My Apollo Bibliography
Over the last few years — perhaps not that unusually among the nerds I know — I’ve become...
over a year ago
Over the last few years — perhaps not that unusually among the nerds I know — I’ve become increasingly fascinated by the Apollo program (and early space program more generally), and been reading my way through a growing number of books and documentaries written about it. At a...
Willem's Blog
Replacing a Shimano shift cable
After some adventure with our cargo bike, the Shimano Nexus 7-speed shifter cable got damaged and...
over a year ago
After some adventure with our cargo bike, the Shimano Nexus 7-speed shifter cable got damaged and needed replacement. Read my blog post to learn how to do this yourself.
Home on Erik...
The number of letters in the word for each number
Just for fun, I generated these graphs of the number of letters in the word for each number. I...
over a year ago
Just for fun, I generated these graphs of the number of letters in the word for each number. I really spent about 10 minutes on this (ok…possibly also another 40 minutes tweaking the plots):
More languages!
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 –...
Vitalik Buterin's...
The Most Important Scarce Resource is Legitimacy
over a year ago
Matt Mullenweg
Age-gating
I’m not opposed to age-gating at all, I think it’s appropriate in many situations and useful, and...
a month ago
I’m not opposed to age-gating at all, I think it’s appropriate in many situations and useful, and democratic societies can decide their own rules there. But it should be handled and authenticated as low-level as possible, at the operating system layer. See also: Australia’s...
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...
Notes on software...
Let's build a distributed Postgres proof of concept
What is CockroachDB under the hood? Take a look at
its go.mod
and notice a number of dependencies...
over a year ago
What is CockroachDB under the hood? Take a look at
its go.mod
and notice a number of dependencies that do a lot of work: a
PostgreSQL wire protocol
implementation, a storage
layer, a Raft implementation
for distributed consensus. And not
part of go.mod but still building on 3rd...
Arduino Blog
A drone remote designed to enhance magic shows
Maker culture has always been a major part of magic performance. Some tricks are well-rehearsed...
7 months ago
Maker culture has always been a major part of magic performance. Some tricks are well-rehearsed slight of hand, but many of them rely on clever engineering to sell an illusion. And modern technology offers a great deal of interesting possibilities. That is the idea behind Peter...
Bryan Braun - Blog
Unusual Git IDs
You can search Github for unusual commit IDs:
There are over 2k commits starting with...
a month ago
You can search Github for unusual commit IDs:
There are over 2k commits starting with 0000000!
While looking for commits like these, I started to become suspicious that people were intentionally modifying their commits IDs to be unusual:
A commit ID of eeeeeee, with a message...
Jonas Hietala
2013 in Review
The year is almost over and I think I accomplished a lot this year. You can read my reviews of 2010,...
over a year ago
The year is almost over and I think I accomplished a lot this year. You can read my reviews of 2010, 2011 and 2012.
2013 Geek Achievements
Solved 213 UVa problems.
Got 43rd at NWERC 2013.
Placed high in IMPA, with one turn won.
Completed the online course Programming Languages in...
Neil Madden
SipHash-based encryption for constrained devices
I see a lot of attempts to define encryption schemes for constrained devices with short...
8 months ago
I see a lot of attempts to define encryption schemes for constrained devices with short authentication tags (e.g., 64 bits) using universal hashing. For example, there’s a proposal in CFRG at the moment for a version of AES-GCM with short tags for this kind of use-case. In my...
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...
Arduino Blog
Adding voice commands to a LEGO planetarium set with an Arduino Nano 33 IoT
From Mindstorms to Technic, LEGO has produced a wide variety of sets that give users new learning...
5 months ago
From Mindstorms to Technic, LEGO has produced a wide variety of sets that give users new learning and creative experiences, and for Electromaker’s Robin Mitchell, this was the LEGO planetarium set. With it, rotational input will cause the Earth and moon models to orbit around the...
Arduino Blog
Arduino and Truesense partner to bring UWB technology to millions
We are excited to announce our latest partnership with Truesense, a leader in ultra-wideband (UWB)...
2 months ago
We are excited to announce our latest partnership with Truesense, a leader in ultra-wideband (UWB) technology, known for its innovative software and hardware solutions. This collaboration enhances our ecosystem of hardware products, software solutions, and cloud services,...
Opsbros
The Bindicator
So I made this project for my dad for Fathers Day a couple of years ago, and thought i'd share it....
over a year ago
So I made this project for my dad for Fathers Day a couple of years ago, and thought i'd share it. The one shown is the Rev-1 design which is far from perfect, in fact it has several major issues I will discuss below, however it definitely works,
Willem's Blog
My first weeks as dad
Last Christmas my wife gave birth of our son. It's a life changing experience to become a parent....
over a year ago
Last Christmas my wife gave birth of our son. It's a life changing experience to become a parent. Read along for my (biometric) findings and some practical tips.
Arduino Blog
Adding proximity unlock to an old car with the Arduino Nano 33 BLE
A lot of newer cars have a really nifty feature called “proximity unlock,” which automatically...
5 months ago
A lot of newer cars have a really nifty feature called “proximity unlock,” which automatically unlocks the doors when the driver approaches while carrying their key fob. When paired with a push-to-start ignition switch, the driver never has to take their keys out of their pocket....
Electronics etc…
Measuring the HP 11720A Pulse Modulator and Coax Cables
Introduction
What is a pulse modulator and what are they used for?
The HP 11720A Pulse...
a year ago
Introduction
What is a pulse modulator and what are they used for?
The HP 11720A Pulse Modulator
Inside the HP 11720A
Measurement Setup for a Quick Testing Session
Pin Modulator Power Measurements with HP 432A
Cable Loss Measurements with HP 432A
Cable Power Measurements with...
seangoedecke.com RSS...
Blockchain for beginners
Introduction This is a guide for developers who kinda sorta know what blockchains are for (making...
over a year ago
Introduction This is a guide for developers who kinda sorta know what blockchains are for (making distributed crypto-currencies like Bitcoin…
Louwrentius
The iPad will be the death of Flash
So Apple finally released their tablet computer: the iPad. One of the most
debated drawbacks is that...
over a year ago
So Apple finally released their tablet computer: the iPad. One of the most
debated drawbacks is that it lacks support for Adobe Flash. The iPhone does
not support Flash either, and since the iPad is based on the iPhone OS, this
should not come as a surprise.
Now many people see...
GitButler
The Birth of THE MERGE
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our...
7 months ago
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our community is, product feature ideas, and how much Kiril loves food. As we shifted toward the topic of conferences, the idea of hosting our own event emerged. Wouldn’t it be fun
./techtipsy
DIY cloud gaming: NVIDIA and Moonlight
As you might have read from my previous post on this topic, I
have a pretty neat “cloud” gaming...
over a year ago
As you might have read from my previous post on this topic, I
have a pretty neat “cloud” gaming setup running. I have one powerful desktop PC, one virtual machine with a GPU attached
to it, and client machines that can be used to stream games from. To keep things simple (and...
Construction Physics
The Long Road to Fiber Optics
Over the past six decades, advances in computers and microprocessors have completely reshaped our...
3 months ago
Over the past six decades, advances in computers and microprocessors have completely reshaped our world.
Louwrentius
Linux: get a list of al disks and their size
To get a list of all disk drives of a Linux system, such as this:
Disk /dev/md0: 58.0 GB
Disk...
over a year ago
To get a list of all disk drives of a Linux system, such as this:
Disk /dev/md0: 58.0 GB
Disk /dev/md1: 2015 MB
Disk /dev/md5: 18002.2 GB
Disk /dev/sda: 60.0 GB
Disk /dev/sdb: 60.0 GB
Disk /dev/sdc: 1000.1 GB
Disk /dev/sdd: 1000.1 GB
Disk /dev/sde: 1000.1 GB
Disk /dev/sdf: 1000.1...
Vitalik Buterin's...
La votación mediante blockchain está sobrevalorada entre personas desinformadas pero subestimada...
over a year ago
computers are bad
2023-07-15 underwater ears everywhere
Programming note: the subscribe link was broken for a while because I am
bad at computers (yet...
a year ago
Programming note: the subscribe link was broken for a while because I am
bad at computers (yet another case of "forgot to enable the systemd unit").
It's fixed now. The unsubscribe link was also broken and is now fixed but,
you know, maybe that was a feature. Did wonders for...
./techtipsy
Good reads
This is an unsorted list of articles that I find to be good in one way
or another.
Maker’s Schedule,...
a year ago
This is an unsorted list of articles that I find to be good in one way
or another.
Maker’s Schedule, Manager’s Schedule
a must-read for anyone working in a software development team. Helps
express what most of us have felt at some point in our careers.
The case of the 500-mile...
Jonas Hietala
Home office renovation
When we moved back to our childhood community and bought a house I had one pretty big requirement: I...
over a year ago
When we moved back to our childhood community and bought a house I had one pretty big requirement: I had to have a home office as I need to work remote. There simply isn’t any software development work for me here.
So the later part of 2018 and early 2019 we’ve renovated an old...
computers are bad
2023-12-23 ITT Technical Institute
Programming note/shameless plug: I am finally on Mastodon.
The history of the telephone industry is...
a year ago
Programming note/shameless plug: I am finally on Mastodon.
The history of the telephone industry is a bit of an odd one. For the greatest
part of the 20th century, telephony in the United States was largely a monopoly
of AT&T and its many affiliates. This wasn't always the case,...
Posts on Made of...
Write yourself an strace in 70 lines of code
Basically anyone who’s used Linux for any amount of time eventually comes to know and love the...
over a year ago
Basically anyone who’s used Linux for any amount of time eventually comes to know and love the strace command. strace is the system-call tracer, which traces the calls that a program makes into the kernel in order to interact with the outside world. If you’re not already familiar...
Posts on Made of...
Two kinds of testing
While talking about thinking about tests and testing in software engineering recently, I’ve come to...
over a year ago
While talking about thinking about tests and testing in software engineering recently, I’ve come to the conclusion that there are (at least) two major ideas and goals that people have when they test or talk about testing. This post aims to outline what I see as these two schools,...
Matt Blewitt
What Is a Senior Engineer, Anyway?
I’ve been having a bunch of conversations with my team about our career ladder, and what it means to...
a month ago
I’ve been having a bunch of conversations with my team about our career ladder, and what it means to be “senior” in a software engineering context. It’s a little different in every company, but here is my view.
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...
Opsbros
Tasmota Quad Switch Breakout
The Tasmota Quad Switch Breakout is designed to make connecting a custom quad light switch to a...
over a year ago
The Tasmota Quad Switch Breakout is designed to make connecting a custom quad light switch to a Wemos D1 mini running Tasmota super super easy.
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...
Arduino Blog
A DIY bottle-labeling machine perfect for homebrewers
While it is certainly possible (and common) to put homebrewed beer into kegs, that requires...
6 months ago
While it is certainly possible (and common) to put homebrewed beer into kegs, that requires regulated gas and large refrigeration space. A keg is also more difficult to transport and overkill if you just want to bring a few beers to a friend’s backyard BBQ. For those reasons,...
Arduino Blog
An ultra-affordable DIY underwater ROV
ROVs (remotely operated vehicles) let us explore bodies of water and it is hard not to be excited by...
7 months ago
ROVs (remotely operated vehicles) let us explore bodies of water and it is hard not to be excited by the possibilities. But traditional ROVs cost a lot of money and often require serious expertise to operate and maintain. Luckily there are affordable alternatives, such as this...
Home on Erik...
NoDoc
We had an unconference at Spotify last Thursday and I added a semi-trolling semi-serious topic about...
over a year ago
We had an unconference at Spotify last Thursday and I added a semi-trolling semi-serious topic about abolishing documentation. Or NoDoc, as I'm going to call this movement. This was meant to be mostly a thought experiment, but I don't see it as complete madness.
Vitalik Buterin's...
Sidechains vs Plasma vs Sharding
over a year ago
lcamtuf’s thing
Against the hydraulic analogy
The most popular tool for teaching electronics makes the trade harder to learn.
a week ago
The most popular tool for teaching electronics makes the trade harder to learn.
Applied Cartography
Always use an enum for your status field
When I was first starting my career at Amazon — even more bright-eyed and rosy-cheeked than I am now...
3 months ago
When I was first starting my career at Amazon — even more bright-eyed and rosy-cheeked than I am now — I was thrilled by the concept of an "architecture review", and by extension the concept of a "Principal Engineer" (Amazon's term for a staff-level engineer, someone beyond...
On Life and Lisp
Passing the reins on Panfrost
Today is my last day at Collabora and my last day leading the Panfrost driver.
It’s been a wild...
a year ago
Today is my last day at Collabora and my last day leading the Panfrost driver.
It’s been a wild ride.
In 2017, I began work on the chai driver for Mali T (Midgard). chai would later be merged into Lyude Paul’s and Connor Abbott’s BiOpenly project for Mali G (Bifrost) to form...
Louwrentius
ZFS on Linux: monitor cache hit ratio
I'm performing some FIO random read 4k I/O benchmarks on a ZFS file system. So since I didn't trust...
over a year ago
I'm performing some FIO random read 4k I/O benchmarks on a ZFS file system. So since I didn't trust the numbers I got, I wanted to know how many of the IOPs I got were due to cache hits rather than disk hits.
This is why I wrote a small shell script called archhitratio.
Sample...
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?
Old Vintage...
Finally, an MOS 7600/7601 Video Game Array data sheet
A quick one. Many of you are aware of my rather abnormal fascination with the MOS 7600/7601, MOS...
a year ago
A quick one. Many of you are aware of my rather abnormal fascination with the MOS 7600/7601, MOS Technology's dedicated "Pong-on-a-chip" (from the company that brought you my favourite CPU, the MOS 6502) that's actually a rather sophisticated microcontroller for the era. I own...
Home on Erik...
Presentation about Luigi
I like the editing!
over a year ago
Good Enough
Jelly was #1 on Hacker News
Yesterday, Lettini took a chance and posted about Jelly on Hacker News, a discussion site notorious...
a month ago
Yesterday, Lettini took a chance and posted about Jelly on Hacker News, a discussion site notorious for it's mercurial population of tech-maybe-too-saavy experts. Jelly is a tough sell for some of them, those with the technical skill to pipe email at a low level through...
Jonas Hietala
Swelling with New Shiny Books
So I read the wonderful Design for Hackers and I managed to win some money for books from a course…...
over a year ago
So I read the wonderful Design for Hackers and I managed to win some money for books from a course… So I ran away and ordered some new books, and they just arrived today. Yay!
First off I ordered Introduction to Algorithms which is the de facto book about algorithms and it seemed...
Arduino Blog
3D printing an affordable robot arm
If you have an interest in robotics, then a robot arm is a great educational tool to start your...
5 months ago
If you have an interest in robotics, then a robot arm is a great educational tool to start your journey. But professional robot arms are expensive and the DIY route is more informative anyway. That’s especially true if you take the time to design the arm yourself, as did Oliver...
Notes on software...
Generating a REST API from a database
I recently published an alpha version of a code generation tool,
DBCore, that reads a...
over a year ago
I recently published an alpha version of a code generation tool,
DBCore, that reads a database
schema from PostgreSQL or MySQL and generates an entire Go API with
CRUD operations, pagination, filtering, and authentication.
But more than just generating code like
xo/xo or...
Lighthouse Blog
Updates December 01: UX improvements
a year ago
Engineers Need Art
Soft Dorothy Software — Shareware Projects
Wherein I attempt to recover and restore old shareware code and program again like it's 1989.
4 months ago
Wherein I attempt to recover and restore old shareware code and program again like it's 1989.
Home on Erik...
The Filter Bubble is Silly and you Can't Guess What Happened Next
I'm at RecSys 2014, meeting a lot of people and hanging out at talks. Some of the discussions here...
over a year ago
I'm at RecSys 2014, meeting a lot of people and hanging out at talks. Some of the discussions here was about the filter bubble which prompted me to formalize my own thoughts.
I firmly believe that it's the role of a system to respect the user's intent.
Jonas Hietala
Gruvbox Syntax Highlighting for Pandoc
Edit: I have updated the highlighting again so the inline code used as examples have changed. I...
over a year ago
Edit: I have updated the highlighting again so the inline code used as examples have changed. I guess I should’ve used images to record the look.
Recently when I reinstalled Slackware I decided to restyle my workspace as well. I settled on gruvbox with neovim and using the...
Home on Erik...
More MCMC – Analyzing a small dataset with 1-5 ratings
I've been obsessed with how to iterate quickly based on small scale feedback lately. One awesome...
over a year ago
I've been obsessed with how to iterate quickly based on small scale feedback lately. One awesome website I encountered is Usability Hub which lets you run 5 second tests. Users see your site for 5 seconds and you can ask them free-form questions afterwards.
lcamtuf’s thing
How do wood finishes hold up?
A quick 18-month experiment to shed light on traditional woodworking lore.
3 months ago
A quick 18-month experiment to shed light on traditional woodworking lore.
Home on Erik...
Why organizations fail
One of my favorite business hobbies is to reduce some nasty decision down to its absolute core...
over a year ago
One of my favorite business hobbies is to reduce some nasty decision down to its absolute core objective, decide the most basic strategy, and then add more and more modifications as you have to confront the complexity of reality (yes I have very lame hobbies thanks I know).
Notes on software...
AOT-compilation of Javascript with V8
tldr; I'm working on a AOT-compiled Javascript implementation called
jsc.
Many dynamically typed...
over a year ago
tldr; I'm working on a AOT-compiled Javascript implementation called
jsc.
Many dynamically typed programming languages have implementations that
compile to native binaries:
Python: Cython
Common Lisp: SBCL
Scheme: Chicken Scheme
The benefits of compiling dynamically typed...
Posts on Made of...
Measuring Capacity Through Utilization
(This post is cross-posted from Honeycomb’s instrumentation series).
One of my favorite concepts...
over a year ago
(This post is cross-posted from Honeycomb’s instrumentation series).
One of my favorite concepts when thinking about instrumenting a system to understand its overall performance and capacity is what I call “time utilization”.
By this I mean: If you look at the behavior of a...
Jonas Hietala
2016 Read Books
Yeah so I managed to not read a single fiction book this year. To compensate and make myself feel...
over a year ago
Yeah so I managed to not read a single fiction book this year. To compensate and make myself feel better I’ll add in some new mangas I’ve read, but I may may have missed some.
Fiction
Crickets
Non-Fiction
Getting to Yes
Relax into Stretch
Thinking, Fast and Slow
59 seconds
The...
latest projects -...
Portable Probability Panel
[Misc] Laser-cut Galton board
5 months ago
[Misc] Laser-cut Galton board
Arduino Blog
Machine-to-machine communication is easier than ever: Opta now supports OPC UA
OPC Unified Architecture – OPC UA in short – is a cross-platform, open-source machine-to-machine...
a month ago
OPC Unified Architecture – OPC UA in short – is a cross-platform, open-source machine-to-machine communication protocol for industrial automation. It was developed by the Open Platform Communications (OPC) Foundation and is defined in detail in the IEC 62541 standard. With the...
Willem's Blog
Collecting health data with Biostrap
Wearing a clinical-grade PPG sensor for a month to collect advanced biometrics from my wrist.
over a year ago
Wearing a clinical-grade PPG sensor for a month to collect advanced biometrics from my wrist.
computers are bad
2023-10-15 go.com
Correction: a technical defect in my Enterprise Content Management System
resulted in the email...
a year ago
Correction: a technical defect in my Enterprise Content Management System
resulted in the email having a subject that made it sound like this post would
be about the classic strategy game Go. It is actually about a failed website.
I regret the error; the responsible people have...
GitButler
GitButler is now Fair Source
GitButler is now officially one of the first members of the Fair Source movement, helping to shift...
4 months ago
GitButler is now officially one of the first members of the Fair Source movement, helping to shift closed source to publicly available software by default.
Good Enough
TIL: Tapback Keyboard Shortcuts
If you use Mac, and you use Messages on your Mac, you will probably know that in the not-too-distant...
a year ago
If you use Mac, and you use Messages on your Mac, you will probably know that in the not-too-distant past, simple reactions to messages were added: what Apple calls Tapbacks.
These are great for a quick way to say yes (or no, or WTF!?!), but they are a bit of a pain to actually...
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.
Applied Cartography
Notes on ActivityPub
By far the single most-fruitful tactic has been "just look at raw GET responses from Mastodon and...
7 months ago
By far the single most-fruitful tactic has been "just look at raw GET responses from Mastodon and see what things are shaped like." I know that "ActivityPub is under-specified" is a bit of a meme, but it's wild how little prior art there is.
Something that gives distinctly bad...
Louwrentius
Is storage really that cheap?
Nowadays you can buy a 1 TB harddrive for less than 100 euro's . So I build
myself a 4 TB NAS box,...
over a year ago
Nowadays you can buy a 1 TB harddrive for less than 100 euro's . So I build
myself a 4 TB NAS box, which is already 50% full. However, although it is to
some degree fault-tollerant by using RAID 6, one mistake or catastrophic
hardware faillure and all data is lost.
And that's...
Vitalik Buterin's...
Base Layers And Functionality Escape Velocity
over a year ago
computers are bad
2023-03-24 docker
Lately I tend to stick to topics that are historic by at least twenty years,
and that does have a...
a year ago
Lately I tend to stick to topics that are historic by at least twenty years,
and that does have a lot of advantages. But I am supposedly a DevOps
professional, and so I will occasionally indulge in giving DevOps advice... or
at least opinions, which are sort of like advice but...
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