Birchtree
All the games I played in 2024, reviewed
I love movies, but I really love games as well, so I figured I may as well follow up my 2024 movies...
5 days ago
I love movies, but I really love games as well, so I figured I may as well follow up my 2024 movies of the year post with something similar for games. I’m not going to rank these, but I’ll give a few words on each one
seangoedecke.com RSS...
Grifters, believers, grinders, and coasters
Why do engineers get mad at each other so often? I think a lot of programmer arguments bottom out...
2 weeks ago
Why do engineers get mad at each other so often? I think a lot of programmer arguments bottom out in a cultural clash between different…
Vitalik Buterin's...
Should there be demand-based recurring fees on ENS domains?
over a year ago
Notes on software...
Confusion is a muse
Some of the most interesting technical blog posts I read come from,
and a common reason for posts I...
6 months ago
Some of the most interesting technical blog posts I read come from,
and a common reason for posts I write is, confusion. You're at work
and you start asking questions that are difficult to answer. You spend
a few hours or a day trying to get to the bottom of things.
If you ask a...
anderegg.ca
Playing with the Bluesky firehose
Over the weekend I started playing around with Jetstream, a project from the Bluesky team to deliver...
3 weeks ago
Over the weekend I started playing around with Jetstream, a project from the Bluesky team to deliver a JSON based firehose of atproto data. Here’s an overview of the simple project I built with that data.
I was inspired by a post from Simon Willison where he showed off a tool for...
Vitalik Buterin's...
Plurality philosophy in an incredibly oversized nutshell
4 months ago
Neil Madden
Macaroon access tokens for OAuth: Part 2 – transactional auth
In part 1, I showed how Macaroon access tokens in ForgeRock Access Management 7.0 can be used as a...
over a year ago
In part 1, I showed how Macaroon access tokens in ForgeRock Access Management 7.0 can be used as a lightweight and easy-to-deploy alternative to proof of possession (PoP) schemes for securing tokens in browser-based apps. The same techniques can be adapted to secure tokens in...
Vitalik Buterin's...
Multidimensional gas pricing
7 months ago
Gwern.net Newsletter
November newsletter
November 2020 gwern.net newsletter with links on DL and genomics scaling, dark mode rewrite, 1...
over a year ago
November 2020 gwern.net newsletter with links on DL and genomics scaling, dark mode rewrite, 1 essay, and 1 opera review ('The Ring' cycle).
Computer Ads from...
Plus Post: Rockwell AIM 65
The Company Rockwell International has been around for quite a while. Willard Rockwell started the...
7 months ago
The Company Rockwell International has been around for quite a while. Willard Rockwell started the company in 1919 to sell a newly designed truck axle bearing. Over the years, Rockwell acquired businesses in many different fields, including defense, industrial electronics,...
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.
Posts on Made of...
A Brief Introduction to termios: termios(3) and stty
(This is part two of a multi-part introduction to termios and terminal emulation on UNIX. Read part...
over a year ago
(This is part two of a multi-part introduction to termios and terminal emulation on UNIX. Read part 1 if you’re new here)
In this entry, we’ll look at the interfaces that are used to control the behavior of the “termios” box sitting between the master and slave pty. The behaviors...
Notes on software...
An intuition for distributed consensus in OLTP systems
Distributed consensus in transactional databases (e.g. etcd or
Cockroach) is a big deal these days....
10 months ago
Distributed consensus in transactional databases (e.g. etcd or
Cockroach) is a big deal these days. Most often under the hood are
variations of log-based Paxos-like algorithms such as MultiPaxos,
Viewstamped Replication, or Raft. While there are new variations that
come out each...
Computer Ads from...
American Heart Association
A PSA and an Ad
a month ago
seangoedecke.com RSS...
Acing the coding challenge
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview...
over a year ago
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview scenarios, typically a coding challenge is not a…
Vitalik Buterin's...
Halo and more: exploring incremental verification and SNARKs without pairings
over a year ago
Willem's Blog
Helping people with free software
This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
over a year ago
This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
Home on Erik...
New benchmarks for approximate nearest neighbors
UPDATE(2018-06-17): There are is a later blog post with newer benchmarks!
One of my super nerdy...
over a year ago
UPDATE(2018-06-17): There are is a later blog post with newer benchmarks!
One of my super nerdy interests include approximate algorithms for nearest neighbors in high-dimensional spaces. The problem is simple. You have say 1M points in some high-dimensional space.
Jonas Hietala
Up like a Sun, Down like a Pancake
I was looking forward to this weekend, for Ludum Dare and for me to finally make a game again. But...
over a year ago
I was looking forward to this weekend, for Ludum Dare and for me to finally make a game again. But it just don’t feel right to me. I’m not prepared, I feel a little bit stressed and I don’t really have faith in my game so I’m gonna step down this one as well. But it’s fine, Ludum...
Engineers Need Art
SystemSix
SystemSix is a desk calendar project that displays the weather forecast and phase of the moon on an...
over a year ago
SystemSix is a desk calendar project that displays the weather forecast and phase of the moon on an e-ink display.
Jonas Hietala
An update on my book 'Why Cryptocurrencies?'
Five months ago I gloriously declared that “my book was done”. Since then I’ve been working hard to...
over a year ago
Five months ago I gloriously declared that “my book was done”. Since then I’ve been working hard to finish the book.
Sorry that’s a bit of a lie, I’ve had a nice long vacation where I didn’t work on the book and I’m also on part-time parental leave. And believe me there’s not a...
Jonas Hietala
Postmortem: A Geek Valentine
Ah man the mush in my brain is finally letting go and I’m starting to feel this tiny little...
over a year ago
Ah man the mush in my brain is finally letting go and I’m starting to feel this tiny little programming urge again… This time it’s not Haskell or a new experimental game that’s luring me on, no this time it’s me longing to create this fantastic awesome epic RTS game. Sadly it’s a...
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...
Simply Explained
Year in review: 2022
Every new year I reflect on the previous year and set new goals. I'm focusing primarily on my...
a year ago
Every new year I reflect on the previous year and set new goals. I'm focusing primarily on my YouTube channel and newsletter, but there are personal reflections in here as well. Last year was an off year for me, and I'm gearing up to make up for lost time in 2023.
Simply Explained
Preventing Cumulative Layout Shifts with lazy loaded images (Eleventy + markdown-it)
There's nothing more annoying than a website shifting down just as you're about to click on a button...
over a year ago
There's nothing more annoying than a website shifting down just as you're about to click on a button or link. This is called a layout shift, and Google has declared war on them. They've added layout shifts to the Core Web Vitals, and if your website has a lot of them, it will get...
Notes on software...
Errors and Zig
At TigerBeetle these last few weeks I've been doing a mix of
documenting client libraries, writing...
a year ago
At TigerBeetle these last few weeks I've been doing a mix of
documenting client libraries, writing sample code for client
libraries, and writing integration tests against the sample code.
The client library documentation is generated with a Zig script. The
sample code is...
Style over Substance
Our favorite places to eat and drinks during our Portugal vacation
In the summer of 2023, we went on an amazing trip through Portugal. We’d already visited Lisbon on a...
7 months ago
In the summer of 2023, we went on an amazing trip through Portugal. We’d already visited Lisbon on a short city trip a few years earlier, and that experience was so good we knew we had to return. This time, we decided to take a full three weeks and see the sights. We were...
detreville
🎼This Is the Worst Trip I’ve Ever Been On 🎶
(A Lengthy Vacation Post-Mortem)
7 months ago
(A Lengthy Vacation Post-Mortem)
Old Vintage...
Refurb weekend: Data General/One (and the worst LCD in the world)
I mentioned earlier that while I prefer specializing in non-x86 laptops, that doesn't mean I don't...
8 months ago
I mentioned earlier that while I prefer specializing in non-x86 laptops, that doesn't mean I don't collect interesting or unusual x86 laptops, like the Brother GeoBook NB-60 (I finally tracked down a mostly working NB-80C, the top of the line model, which will be the subject of a...
Arduino Blog
This Arduino-controlled Spin Meister helps spin up the perfect pizza
Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher...
6 months ago
Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher heat that many find more preferable than a conventional kitchen oven. But even a nice gas-powered pizza oven like the Ooni Koda 12 will have some hot spots and cold spots. To get an...
Matt Blewitt
Shunn
The Shunn manuscript format is a set of guidelines for writers to follow when submitting manuscripts...
6 months ago
The Shunn manuscript format is a set of guidelines for writers to follow when submitting manuscripts to publishers. It was created by author William Shunn and is widely used in the publishing industry. Here is a brief demonstration of a tool I wrote to facilitate generating...
Willem's Blog
Climbing Mount Etna
Climbing Mount Etna, an active volcano on Sicily Italy.
over a year ago
Climbing Mount Etna, an active volcano on Sicily Italy.
Posts on Made of...
New reptyr feature: TTY-stealing
Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally...
over a year ago
Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally didn’t know how to solve within the reptyr model. Most annoyingly, reptyr fundamentally only worked on single processes, and could not attach processes with children, making it...
Jonas Hietala
Ludum Dare 29 Entry
After months of procrastination it is time for me to enter Ludum Dare again!
I am totally...
over a year ago
After months of procrastination it is time for me to enter Ludum Dare again!
I am totally unprepared, but I did setup a setup which actually compiles. I never got audio to run but hopefully I can manage something.
Repository: https://github.com/treeman/LD29. Going for C++ this...
Louwrentius
Additional proof that Apple is ditching the optical drive
I'm a strong advocate of killing the optical drive. As of 2011, there is no need for it anymore....
over a year ago
I'm a strong advocate of killing the optical drive. As of 2011, there is no need for it anymore. Laptops could get lighter, smaller or have more room for additional battery capacity if the optical drive would no longer be present.
In my life, I never see people use the optical...
Jonas Hietala
I designed my own keyboard layout. Was it worth it?
Almost two and a half years ago I embarked on the journey to change keyboard layout.
At first I...
a year ago
Almost two and a half years ago I embarked on the journey to change keyboard layout.
At first I tried out existing ones, but it didn’t take long before I figured it’s better to develop my own—and things went downhill fast from there.
(Some) combos of the T-34 layout.
But now...
Computer Ads from...
Vote for the Topic of the February 2024 Plus Post
If you are a paid subscriber, voting is open for one week
10 months ago
If you are a paid subscriber, voting is open for one week
Louwrentius
The impact of the MDADM bitmap on RAID performance
Introduction
I'm aware that most people with intensive storage workloads won't run those workloads...
over a year ago
Introduction
I'm aware that most people with intensive storage workloads won't run those workloads on hard drives anymore, that ship has sailed a long time ago. SSDs have taken their place (or 'the cloud').
For those few left who do use hard drives in Linux software RAID setups...
Arduino Blog
Can remote co-presence keep distant human connections alive?
The pandemic made a lot of things obvious, not the least of which is that humans need social...
5 months ago
The pandemic made a lot of things obvious, not the least of which is that humans need social interaction to maintain good mental health. Sadly, many of us spend our lives physically separated from our loved ones by great distances or inopportune circumstances. That’s why a team...
Home on Erik...
Software Engineers and Automation
Every once in a while when talking to smart people the topic of automation comes up. Technology has...
over a year ago
Every once in a while when talking to smart people the topic of automation comes up. Technology has made lots of occupations redundant, so what's next?
Switchboard operator, a long time ago
What about software engineers?
Old Vintage...
Niklaus Wirth dies
Reported yesterday. The first computer program I remember in school was Apple Presents Apple, which...
11 months ago
Reported yesterday. The first computer program I remember in school was Apple Presents Apple, which was written in UCSD Pascal; the first actual compiler I ever used was Turbo Pascal 5.5 (purloined from a campus NetWare server), and the first actual compiler I ever used on the...
./techtipsy
Things I've learned during my self-hosting adventure
This is a list of lessons that I’ve learned while playing around with my computer setup during the...
over a year ago
This is a list of lessons that I’ve learned while playing around with my computer setup during the last 6-7 years or so.
USB connected storage is a bad idea when you are using BTRFS.
USB connected storage is still a bad idea when you are using ZFS, but it is at least much more...
Birchtree
I’m Knee-Deep in Turkey
Another week, another fantastically fun episode of Comfort Zone! This week Niléane talked about her...
2 weeks ago
Another week, another fantastically fun episode of Comfort Zone! This week Niléane talked about her new Flight Simulator obsession, we go on a tangent about PC gaming, Chris (who says he’s an iPad guy) brings another Mac to talk about, and I had the gang look
Arduino Blog
Easily build an energy meter with the Arduino Nano Matter
The primary appeal of microcontrollers is their versatility. They are, essentially, the embedded...
2 months ago
The primary appeal of microcontrollers is their versatility. They are, essentially, the embedded equivalent of computers — general purpose devices that can perform a wide range of functions. And to get the most out of a microcontroller, you’ll also want connectivity suitable for...
Willem's Blog
The joy of a simple laptop
This week I tested the Surface Laptop Go with Windows 10 and quite frankly was amazed by the...
over a year ago
This week I tested the Surface Laptop Go with Windows 10 and quite frankly was amazed by the experience!
Neil Madden
CVE-2022-21449: Psychic Signatures in Java
The long-running BBC sci-fi show Doctor Who has a recurring plot device where the Doctor manages to...
over a year ago
The long-running BBC sci-fi show Doctor Who has a recurring plot device where the Doctor manages to get out of trouble by showing an identity card which is actually completely blank. Of course, this being Doctor Who, the card is really made out of a special “psychic paper“, which...
Electronics etc…
A Hardware Interposer to Fix the Symmetricom SyncServer S200 GPS Week Number Rollover Problem
Introduction
IMPORTANT: Use the Right GPS Antenna!
The Problem: SyncServer Refuses to Lock to...
4 months ago
Introduction
IMPORTANT: Use the Right GPS Antenna!
The Problem: SyncServer Refuses to Lock to GPS
The GPS Week Number Rollover Issue
Making the Furuno GT-8031 Work Again
How It Works
Build Instructions
Power Supply Recapping
The Future: A Software-Only Solution
The...
Arduino Blog
Magnus is an electromagnetic exoskeleton for your hands
One of the primary goals of wearable technology is to provide the user with capabilities and data...
5 months ago
One of the primary goals of wearable technology is to provide the user with capabilities and data that exceed their current abilities. And for motion, this has traditionally existed in the form of electrical muscle stimulation (EMS), where current is applied via electrodes to...
Good Enough
TIL: Easily Support Gravatars in Rails
We’re building some software where we’d like to display avatars for email contacts
even if they...
10 months ago
We’re building some software where we’d like to display avatars for email contacts
even if they aren’t users of our software.
While Gravatar is a relic of Web 2.0,
we’ve found that there are still a significant number of people who have their
email addresses in that...
Christian Selig
First on New Blog
Converted the blog over to a new Hugo theme! Hopefully everything here sorta works. Test post will...
a year ago
Converted the blog over to a new Hugo theme! Hopefully everything here sorta works. Test post will remove.
This goat’s name is apparently Gubgub, and very cute.
Posts on Made of...
Testing and feedback loops
Testing and feedback loops This post tries to set out one mental model I have for thinking about...
over a year ago
Testing and feedback loops This post tries to set out one mental model I have for thinking about testing and the purpose testing serves in software engineering, and to explore some of the suggestions of this model.
As mentioned in an earlier post, I think a lot about working in...
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 3. LLVM
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
...
over a year ago
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
4. LLVM conditionals and compiling fibonacci
5. LLVM system calls
6. an x86 upgrade
In this post we'll extend the
compiler to emit LLVM
IR as an option instead of...
Arduino Blog
Giving Billy Bass the arti-fish-al intelligence he always deserved
If you were unlucky enough to visit a big box retail store or goofy uncle’s home around the turn of...
3 months ago
If you were unlucky enough to visit a big box retail store or goofy uncle’s home around the turn of the century, you would have undoubtedly come across a Big Mouth Billy Bass. That’s an animatronic fish that wiggles on a plaque while older, very licensable hit songs play. But...
Vitalik Buterin's...
The Limits to Blockchain Scalability
over a year ago
Simply Explained
ESP-IDF: Storing AWS IoT certificates in the NVS partition (for OTA)
When using AWS IoT Core, most tutorials will tell you to include device certificates in your...
over a year ago
When using AWS IoT Core, most tutorials will tell you to include device certificates in your firmware. While that does work, it means you won't be able to run over-the-air updates.In this post, I'll show how to store AWS certificates in the NVS partition. This will make it...
Louwrentius
Improving web application security by implementing database security
Security is about defense-in-depth. It bogles my mind why it is so difficult to implement...
over a year ago
Security is about defense-in-depth. It bogles my mind why it is so difficult to implement defense-in-depth security in web applications. 99.9% of applications use a single database account, with root-like privileges. Easiest for the developer of course, and the database is just a...
Nabeel S. Qureshi
Notes on Karl Popper
A woven web of guesses
over a year ago
Avestura's Blog
Explaining The Postgres Meme
Have you seen this legendary SQL iceberg meme? Let's talk about it while wearing our PostgreSQL hat!
a year ago
Have you seen this legendary SQL iceberg meme? Let's talk about it while wearing our PostgreSQL hat!
Arduino Blog
Does your sample contain DNA or RNA? DIYNAFLUOR can tell you on a budget
Lab equipment is — traditionally at least — tremendously expensive. While there are understandable...
3 days ago
Lab equipment is — traditionally at least — tremendously expensive. While there are understandable reasons for those costs, they are prohibitive to anyone operating outside of a university or corporate lab. But as the “citizen science” movement has grown, we’ve seen more and more...
Home on Erik...
Welcome Echo Nest!
In case you missed it, we just acquired a company called Echo Nest in Boston. These people have been...
over a year ago
In case you missed it, we just acquired a company called Echo Nest in Boston. These people have been obsessed with understanding music for the past 8 years since it was founded by Brian Whitman and Tristan Jehan out of MIT Medialab.
Notes on software...
Writing a simple Python compiler: 1. hello, fibonacci
In this post we'll write a Python to C compiler in Python. This is
especially easy to do since...
over a year ago
In this post we'll write a Python to C compiler in Python. This is
especially easy to do since Python has a builtin parser
library and because a
number of CPython internals are exposed for extension
writers.
By the end of this post, in a few hundred lines of Python, we'll be able...
Construction Physics
Why the U.S. Can’t Build Icebreaking Ships
I want to say thank you to all the people who sent condolences following last week’s post,...
2 months ago
I want to say thank you to all the people who sent condolences following last week’s post, especially those who shared their own stories of loss.
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...
Engineers Need Art
Virtual Pinhead
Discovering virtual pinball, a hobbyist community devoted to it, and building a full-size virtual...
8 months ago
Discovering virtual pinball, a hobbyist community devoted to it, and building a full-size virtual pinball cabinet.
Louwrentius
71 TiB DIY NAS based on ZFS on Linux
This is my new 71 TiB DIY NAS. This server is the successor to my six year old, twenty drive 18 TB...
over a year ago
This is my new 71 TiB DIY NAS. This server is the successor to my six year old, twenty drive 18 TB NAS (17 TiB). With a storage capacity four times higher than the original and an incredible read (2.5 GB/s)/write (1.9 GB/s) performance, it's a worthy successor.
Purpose
The...
Vitalik Buterin's...
Blockchain voting is overrated among uninformed people but underrated among informed people
over a year ago
Nabeel S. Qureshi
Advice That Actually Worked For Me
My contribution to the 'productivity advice' genre.
over a year ago
My contribution to the 'productivity advice' genre.
GitButler
Stacked Branches with GitButler
GitButler can now manage dependent branches that are stacked, including managing stacked GitHub PRs.
2 weeks ago
GitButler can now manage dependent branches that are stacked, including managing stacked GitHub PRs.
Posts on Made of...
Thoughts On Kubernetes
I spent a while the last week porting livegrep.com from running directly AWS to running on...
over a year ago
I spent a while the last week porting livegrep.com from running directly AWS to running on Kubernetes on Google’s Cloud Platform (specifically, the google container engine, which provisions and manages the cluster for me).
I left this experience profoundly enthusiastic about the...
Jonas Hietala
Speeding Ahead
Life is slowly settling down over here. School has started with some pretty interesting stuff this...
over a year ago
Life is slowly settling down over here. School has started with some pretty interesting stuff this year. Firstly we have a math analysis course in multiple variables which is ok. I’m not a fan of the previous analysis courses but maybe this will be a bit different. We’re...
Arduino Blog
Marble art madness from a marvelous machine
Marbles are underrated. They’re very round, roll well, tend to be pretty shiny, and come in all...
2 months ago
Marbles are underrated. They’re very round, roll well, tend to be pretty shiny, and come in all sorts of neat colors. That last characteristic makes them suitable for artwork, like orbicular pixels. In his most ambitious project to date, Engineezy took advantage of those...
Home on Erik...
What I have been working on: Modal
Long story short: I'm working on a super cool tool called Modal. Please check it out — it lets you...
over a year ago
Long story short: I'm working on a super cool tool called Modal. Please check it out — it lets you run things in the cloud without having to think about infrastructure. Scaling out, scheduling, containerization, using GPUs, setting up webhooks, and all kinds of other stuff.
Home on Erik...
Machine, Platform, Crowd
I just bought Machine, Platform, Crowd: Harnessing Our Digital Future and discovered that it...
over a year ago
I just bought Machine, Platform, Crowd: Harnessing Our Digital Future and discovered that it mentions my blog – in particular the post When machine learning matters.
Ok, I lied a little bit. I didn't discover it serendipitously.
./techtipsy
So you need some tech tips...
I’m an experienced software developer located in Estonia 🇪🇪🇪🇺 .
I don’t simply get things done,...
over a year ago
I’m an experienced software developer located in Estonia 🇪🇪🇪🇺 .
I don’t simply get things done, I get them done done.
Here’s what I bring to the table:
software development skillset
building useful solutions
monitoring, observability
incident response
I know how to use...
Lighthouse Blog
How to rate content and find it again
6 months ago
Jonas Hietala
2011 in Review
It’s time to wrap up the year that’s been. Be warned for slight ego boosting here.
2011 Geek...
over a year ago
It’s time to wrap up the year that’s been. Be warned for slight ego boosting here.
2011 Geek Achievements
Wrote three games this year:
My Minions
Grand Thief Arto
Sat-E
Bought a new computer!
Bought a mechanical keyboard.
Bought custom Starcraft 2 keycaps for the...
Old Vintage...
Virtualizing the 6502 on a 6502 with 6o6 (and The Incredible KIMplement goes 1.0)
Okay, promises, promises. Here's the first of my bucket list projects I'm completing which I've...
7 months ago
Okay, promises, promises. Here's the first of my bucket list projects I'm completing which I've intermittently worked on for literally two decades. Now that I've finally shaken out more bugs, tuned it up and cleaned it off, it's time to let people play with the source...
Jonas Hietala
Let's build a VORON: Toolhead
Since the last update I’ve made some good progress:
All the motors are installed
The x-axis and belt...
a year ago
Since the last update I’ve made some good progress:
All the motors are installed
The x-axis and belt are installed
Tap is installed
The toolhead with Stealthburner + Clockwork 2 is also installed
Purple means Pretty.
I’ve run into a few problems on the way that I’ll try to...
Lighthouse Blog
Updates September 9: Feed finding
3 months ago
Good Enough
Thoughts On Thoughts
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our...
a year ago
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our thoughts and what we believe about them.
Or perhaps we can think of this as an intervention. This post is the circle of friends gathered to help us stop hitting ourselves in the...
Louwrentius
Google DNS - what to think of it?
Google now provide an open DNS service. At first I was scared that they use
their service to get...
over a year ago
Google now provide an open DNS service. At first I was scared that they use
their service to get information about users.
However, their privacy statement tells us that no personal identifiable
information is stored for longer than 48 hours. The permanent logs do not
contain such...
Willem's Blog
Minimalistic road bike with Gates carbon drive
For the past few months I have been riding the Schindelhauer Siegfried Road bike with the Gates CDX...
over a year ago
For the past few months I have been riding the Schindelhauer Siegfried Road bike with the Gates CDX Carbon Drive, read about this beautiful minimal bike in this post.
Willem's Blog
The best bike computer app: Cyclemeter
Collect advanced bike ride data using your smartphone connected to external Bluetooth sensors and a...
over a year ago
Collect advanced bike ride data using your smartphone connected to external Bluetooth sensors and a steer mounted display.
./techtipsy
Running my ThinkPad T430 with an eGPU in 2024
I probably shouldn’t have written down my notes on the eGPU setup I had years ago.
I’d be lying if I...
4 months ago
I probably shouldn’t have written down my notes on the eGPU setup I had years ago.
I’d be lying if I wasn’t considering remaking this setup with everything I’ve learned 6 years later.
Oops.
I got access to an allegedly-faulty AMD Radeon RX 480 and an NVIDIA GTX 1650 for free...
Matt Blewitt
Control Loops and Rice Cookers
Rice cookers are fascinating machines. I’ve owned one for years, as rice is a significant part of my...
over a year ago
Rice cookers are fascinating machines. I’ve owned one for years, as rice is a significant part of my regular diet, and it completely removes the stress of preparing rice. They also operate on a simple principle that can help us operate cloud infrastructure – the control loop.
Home on Erik...
More Luigi alternatives
The workflow engine battle has intensified with some more interesting entries lately! Here are a...
over a year ago
The workflow engine battle has intensified with some more interesting entries lately! Here are a couple I encountered in the last few days. I love that at least two of them are direct references to Luigi!
Arduino Blog
Arduino partners with RS/OKdo strategically to further expand the China Market
Arduino is excited to announce a strategic new partnership with RS/OKdo, a prominent leader in the...
a month ago
Arduino is excited to announce a strategic new partnership with RS/OKdo, a prominent leader in the distribution of industrial and electronic equipment. This collaboration marks a significant step forward in bringing Arduino’s technology closer to China’s thriving maker community...
Matt Mullenweg
WPAI
Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some...
a week ago
Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some very cool products including CodeWP, AgentWP, and WP.chat.
Jonas Hietala
Hearthstone on Wine
I like Hearthstone and recently the next expansion Goblins vs Gnomes so I wanted to install and play...
over a year ago
I like Hearthstone and recently the next expansion Goblins vs Gnomes so I wanted to install and play it. It didn’t work in vanilla wine, with a “time out error”, but I found a bug report which makes it work. Here’s a short summary:
Get wine source from git. My version was...
Jonas Hietala
Stereotypes
I read a great essay or article about stereotypical programmers called The Little Printf. I really...
over a year ago
I read a great essay or article about stereotypical programmers called The Little Printf. I really couldn’t do it justice so do yourself a favor and go read it. It touches on several types of programmers or rather traits of programmers I recognize in my surroundings and also...
Arduino Blog
Self-leveling workbench can travel without trouble
An actually level workbench is critical for many different jobs, such as pouring resin or...
6 months ago
An actually level workbench is critical for many different jobs, such as pouring resin or calibrating sensors. But it is difficult enough to level a stationary workbench and that becomes a nightmare for a workbench that needs to roll around a shop on casters, as shop floors...
Old Vintage...
The W65C265SXB gets a SXY case
Don't worry — my favourite single-board computer remains the 6502-based classic MOS/Commodore KIM-1,...
a year ago
Don't worry — my favourite single-board computer remains the 6502-based classic MOS/Commodore KIM-1, and I've got some future projects in the works. But these were recently on sale on Amazon and I couldn't resist getting a little sort-of RPi-sized SBC that runs the 16-bit 65816,...
Neil Madden
I still don’t really get “hash shucking”
If you want to learn how to store passwords securely, you could do a lot worse than looking at the...
a year ago
If you want to learn how to store passwords securely, you could do a lot worse than looking at the OWASP Password Storage Cheat Sheet. These cheat sheets are generally pretty good, and the password storage one is particularly good. The editors do a great job of keeping it up to...
Jonas Hietala
Rewriting my blog in Rust for fun and profit
Background
I’ve used Hakyll as my static site generator for around 9 years now. Before that I think...
over a year ago
Background
I’ve used Hakyll as my static site generator for around 9 years now. Before that I think I used Jekyll and also more dynamic pages with Mojolicious in Perl and Kohana in PHP, but I can’t be completely sure as the git history doesn’t go back that far.
But all good...
Home on Erik...
Leaving Spotify
Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an...
over a year ago
Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an amazing experience.
I joined Spotify in Stockholm in 2008, mainly because a bunch of friends from programming competitions had joined already.
Home on Erik...
MLConf 2014
Just spent a day at MLConf where I was talking about how we do music recommendations. There was a...
over a year ago
Just spent a day at MLConf where I was talking about how we do music recommendations. There was a whole range of great speakers (actually almost 2/3 women which was pretty cool in itself).
Here are my slides:
GitButler
Why GitHub Actually Won
How GitHub _actually_ became the dominant force it is today, from one of it's cofounders.
3 months ago
How GitHub _actually_ became the dominant force it is today, from one of it's cofounders.
Ken Shirriff's blog
Inside an IBM/Motorola mainframe controller chip from 1981
In this article, I look inside a chip in the IBM 3274 Control Unit.1
But before I discuss the chip,...
5 months ago
In this article, I look inside a chip in the IBM 3274 Control Unit.1
But before I discuss the chip, I need to give some background on mainframes.
(I didn't completely analyze the chip, so don't expect a nice narrative or solid conclusions.)
Die photo of the Motorola/IBM SC81150...
Neil Madden
API Security in Action is published!
I wasn’t expecting it so quickly, so it caught me a little off guard, but API Security in Action is...
over a year ago
I wasn’t expecting it so quickly, so it caught me a little off guard, but API Security in Action is now finally published. PDF copies are available now, with printed copies shipping by the end of the month. Kindle/ePub take a little bit longer but should be out in a few weeks...
Louwrentius
Achieving 450 MB/s network file transfers using Linux Bonding
Linux Bonding
In this article I'd like to show the results of using regular 1 Gigabit network...
over a year ago
Linux Bonding
In this article I'd like to show the results of using regular 1 Gigabit network connections to achieve 450 MB/s file transfers over NFS.
I'm again using Linux interface bonding for this purpose.
Linux interface bonding can be used to create a virtual network...
Engineers Need Art
Jigsaw Puzzle
Those of us who fiddled while Apple Computer burned. Well, actually some of us put together a big...
over a year ago
Those of us who fiddled while Apple Computer burned. Well, actually some of us put together a big jigsaw puzzle.
Home on Erik...
Software infrastructure 2.0: a wishlist
Software infrastructure (by which I include everything ending with *aaS, or anything remotely...
over a year ago
Software infrastructure (by which I include everything ending with *aaS, or anything remotely similar to it) is an exciting field, in particular because (despite what the neo-luddites may say) it keeps getting better every year! I love working with something that moves so...
GitButler
Git Merge 2024 Talks are Up
All the Git Merge 2024 talks are up on Youtube. Here is a quick summary of each one.
a month ago
All the Git Merge 2024 talks are up on Youtube. Here is a quick summary of each one.
axio.ms
MicroMac, a Macintosh for under £5
A microcontroller Macintosh
This all started from a conversation about the RP2040 MCU, and building...
6 months ago
A microcontroller Macintosh
This all started from a conversation about the RP2040 MCU, and building a simple desktop/GUI for it. I’d made a comment along the lines of “or, just run some old OS”, and it got me thinking about the original Macintosh.
The original Macintosh was...
watchTowr Labs -...
Hop-Skip-FortiJump-FortiJump-Higher - Fortinet FortiManager CVE-2024-47575
It’s been a tricky time for Fortinet (and their customers) lately - arguably, even more so than...
a month ago
It’s been a tricky time for Fortinet (and their customers) lately - arguably, even more so than usual. Adding to the steady flow of vulnerabilities in appliances recently was a nasty CVSS 9.8 vulnerability in FortiManager, their tool for central management of FortiGate...
Odds and Ends of...
Important information if you used my Bluesky MP follows bot
Please read this immediately.
2 weeks ago
Please read this immediately.
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...
Arduino Blog
An Arduino-powered robotic ukulele that plays itself
The ukulele has a bit of a reputation for being quaint, but it is a legitimate instrument like any...
4 months ago
The ukulele has a bit of a reputation for being quaint, but it is a legitimate instrument like any other and that means it takes a lot of practice to play competently. Zeroshot is too busy building cool stuff to bother with all of that, so he put his skills to use constructing...
Good Enough
Our Favorite Video Games Right Now
While everyone at Good Enough is their own kind of nerd, thank you very much, as builders of the web...
a year ago
While everyone at Good Enough is their own kind of nerd, thank you very much, as builders of the web you probably expect that we also play video games. And we do! Well, collectively we do, but not to an unhealthy degree. Usually.
I asked the team to share with me what their...
Ken Shirriff's blog
Inside an unusual 7400-series chip implemented with a gate array
When I look inside a chip from the popular 7400 series, I know what to expect: a fairly simple...
9 months ago
When I look inside a chip from the popular 7400 series, I know what to expect: a fairly simple die,
implemented in a straightforward, cost-effective way.
However, when I looked inside a military-grade chip built by Integrated Device Technology (IDT)4
I found a very unexpected...
Willem's Blog
Computer says no
The weather app indicating rain caused an empty bike lane this morning, making me wonder about the...
over a year ago
The weather app indicating rain caused an empty bike lane this morning, making me wonder about the power we put into these things.
./techtipsy
You can use almost anything as a key file for your encrypted storage device
Imagine that you have an unencrypted drive containing your private data and one day it starts...
a month ago
Imagine that you have an unencrypted drive containing your private data and one day it starts throwing a bunch of
errors. You have backups of the data so you’ve got that part covered, but would you feel comfortable sending the drive
in to be warrantied? You have no control over...
Willem's Blog
Wearing two watches
Why you should wear two watches, don't choose between a mechanical watch and a smartwatch!
over a year ago
Why you should wear two watches, don't choose between a mechanical watch and a smartwatch!
Simply Explained
Shelly 2.5: Flash ESPHome Over The Air!
It's no secret that I'm a fan of Shelly products to automate various devices in my house. They're...
over a year ago
It's no secret that I'm a fan of Shelly products to automate various devices in my house. They're well built, tiny and rock solid, and best of all: compatible with ESPHome.I flashed ESPHome onto all my Shelly 1's, but for some reason, I have issues with my Shelly 2.5 devices......
Jonas Hietala
Postmortem: Jonas IceCream Stand
Ah my latest game Jonas IceCream Stand is finished and up and running and I’m really proud of it!...
over a year ago
Ah my latest game Jonas IceCream Stand is finished and up and running and I’m really proud of it! And thanks for the feedback guys, it’s always welcome.
I spent almost exactly fifty hours on this game and that’s by far the most I’ve spent on a 7day project. To be honest it’s...
Posts on Made of...
Systems that defy detailed understanding
Last week, I wrote about the mindset that computer systems can be understood, and behaviors can be...
over a year ago
Last week, I wrote about the mindset that computer systems can be understood, and behaviors can be explained, if we’re willing to dig deep enough into the stack of abstractions our software is built atop. Some of the ensuing discussion on Twitter and elsewhere lead me to write...
Home on Erik...
Looking for smart people
I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small...
over a year ago
I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small startup called Better. We're going after one of the biggest industries in the world that also turns out to be completely broken.
Bryan Braun - Blog
Why we prefer computers over consoles when introducing kids to gaming
I grew up gaming on consoles like Nintendo 64 and Gamecube. I have a lot of fond memories playing...
9 months ago
I grew up gaming on consoles like Nintendo 64 and Gamecube. I have a lot of fond memories playing games with my brothers on those devices.
But as my own kids have gotten older, my wife and I have decided to first introduce them to gaming with computers, instead of consoles.
The...
Home on Erik...
Language pitch
Here's a fun analysis that I did of the pitch (aka. frequency) of various languages. Certain...
over a year ago
Here's a fun analysis that I did of the pitch (aka. frequency) of various languages. Certain languages are simply pronounced with lower or higher pitch. Whether this is a feature of the language or more a cultural thing is a good question, but there are some substantial...
Engineers Need Art
VPX Scripting - Part 4 (Pet Sounds)
Teacher's Pet gets new sounds in this post in a series about scripting Visual Pinball tables.
8 months ago
Teacher's Pet gets new sounds in this post in a series about scripting Visual Pinball tables.
Willem's Blog
iPad Pro next to my primary machine
Using iPad Pro with Apple Pencil next to my computer to form a create powerhouse
over a year ago
Using iPad Pro with Apple Pencil next to my computer to form a create powerhouse
Christian Selig
Using PHPickerViewController Images in a Memory-Efficient Way
PHPickerViewController is (in my opinion) one of the more exciting parts of iOS 14. We developers...
over a year ago
PHPickerViewController is (in my opinion) one of the more exciting parts of iOS 14. We developers now have a fully-fledged photo picker that we can just use, rather than having to spend a bunch of our time creating our own (much like SFSafariViewController did for developers and...
Avestura's Blog
Creating a Git commit: The Hard Way
Let's create a Git commit using Git's low-level (plumbing) commands
3 months ago
Let's create a Git commit using Git's low-level (plumbing) commands
lcamtuf’s thing
Random objects: Intel Edison
A glimpse of the missteps of x86 in the embedded world.
6 months ago
A glimpse of the missteps of x86 in the embedded world.
Arduino Blog
Shop vac becomes a Roomba on steroids
A robotic vacuum, such as a Roomba, offers a lot of convenience. Instead of having to vacuum and...
7 months ago
A robotic vacuum, such as a Roomba, offers a lot of convenience. Instead of having to vacuum and sweep your own floors, you have a little maid robot to do the job for you. But these devices have very little power and capacity, which makes them useless for anything other than...
Christian Selig
Trials and tribulations of 360° video in Juno
In building Juno, a visionOS app for YouTube, a question that’s come up from users a few times is...
10 months ago
In building Juno, a visionOS app for YouTube, a question that’s come up from users a few times is whether it supports 360° and 180° videos (for the unfamiliar, it’s an immersive video format that fully surrounds you). The short answer is no, it’s sort of a niche feature without...
Louwrentius
Setup a VPN on your iPhone with OpenVPN and Linux
⚠️ 🚨 Update 2024 🚨⚠️
I'm not using OpenVPN anymore for my VPN needs and this article is considered...
over a year ago
⚠️ 🚨 Update 2024 🚨⚠️
I'm not using OpenVPN anymore for my VPN needs and this article is considered unmaintained.
It's stronly recommended not to use this tutorial and find up-to-date documentation.
I also have no plans to update this blogpost in the future.
[Update 2018]
This...
Vitalik Buterin's...
Notes on Blockchain Governance
over a year ago
latest projects -...
LED Industrial Piercing
[Hardware] Illuminated circuit inside a hypodermic
a year ago
[Hardware] Illuminated circuit inside a hypodermic
Posts on Made of...
A week with the iPhone
I’ve had a new iPhone for about a week now, so I figure it’s time to write up some thoughts about...
over a year ago
I’ve had a new iPhone for about a week now, so I figure it’s time to write up some thoughts about it.
First, the little things. It is, in typical Apple fashion, an incredibly slick piece of work. Scrolling and zooming images or webpages is simple, easy, and, well, just fun to do...
Matt Blewitt
Table Stakes
This is a short post on what I see are table stakes for any new user-facing service, security-wise....
over a year ago
This is a short post on what I see are table stakes for any new user-facing service, security-wise. Mostly focused on user-focused, rather than intra-service, considerations.
Louwrentius
Improving iSCSI Native Multi Pathing Round Robin performance
10 Gb ethernet is still quite expensive. You not only need to buy appropriate NICS, but you must...
over a year ago
10 Gb ethernet is still quite expensive. You not only need to buy appropriate NICS, but you must also upgrade your network hardware as well. You may even need to replace existing fiber optic cabling if it's not rated for 10 Gbit.
So I decided to still just go for plain old 1...
Jonas Hietala
Goals for Autumn 2016
Every once and a while I like to redo my priorities and set new goals for myself.
I recently read...
over a year ago
Every once and a while I like to redo my priorities and set new goals for myself.
I recently read the book 59 seconds which among other things presented a way of structuring goals I will try out. In short you should divide your main goal into 5 subgoals with a date of completion,...
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 =)
Willem's Blog
Marathon
Read the story of how it feels to complete your first marathon.
2 months ago
Read the story of how it feels to complete your first marathon.
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...
Posts on Made of...
Navigating the Linux Kernel
In response to my query last time, ezyang asked for any tips or tricks I have for finding my way...
over a year ago
In response to my query last time, ezyang asked for any tips or tricks I have for finding my way around the Linux kernel. I’m not sure I have much in the way of systematic advice for tracking down the answers to questions about the Linux kernel, but thinking about what I do when...
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!
./techtipsy
ASRock X570M Pro4 motherboard overview
Not too long ago, I had the goal of consolidating all my computing needs onto a
single desktop PC....
over a year ago
Not too long ago, I had the goal of consolidating all my computing needs onto a
single desktop PC. That meant moving from an mITX-based build to something that
had a bit more expandability. Since I already had a
Fractal Meshify C Mini,
I decided to go for an mATX motherboard. And...
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.
anderegg.ca
Using WordPress is risky
It’s been a couple of weeks since I last wrote about WordPress. Stuff’s been happening in the...
a month ago
It’s been a couple of weeks since I last wrote about WordPress. Stuff’s been happening in the background, but I’ve been trying to ignore it. This morning I read a story that bothered me enough to require another round of therapy-by-blog-post.
First up, a couple of things that...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 4: The Verge
2 months ago
Vitalik Buterin's...
La Guía Incompleta de los Rollups
over a year ago
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,...
Louwrentius
PPSS version 2.30 now operates asynchronous
If you background a bash or shell process, how do you determine if it has
finished? Since inter...
over a year ago
If you background a bash or shell process, how do you determine if it has
finished? Since inter process communication is not possible using shell
scripts, people often refer to while loops or other polling mechanisms to
determine if some process has stopped.
However, the one...
Jonas Hietala
Let's build a VORON: Wiring
Dread it. Run from it. Wiring arrives all the same.
It’s time for the part of my VORON build that...
a year ago
Dread it. Run from it. Wiring arrives all the same.
It’s time for the part of my VORON build that I’ve been dreading: the wiring.
It’s scary because I really have no clue what I’m doing, and mistakes can be very costly and time-consuming.
I’ve taken my time to double- and...
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...
Notes on software...
On NYC, Tokyo and Seoul
I’ve lived in NYC for the past year — moved here after years in Philly
and after growing up in a...
over a year ago
I’ve lived in NYC for the past year — moved here after years in Philly
and after growing up in a rural community a few hours west of
there. My wife is South Korean and last week concluded my second trip
to the suburbs of Seoul to visit her family. We finished up that trip
with a...
Louwrentius
Creating configuration backups of HP procurve switches
I've created a tool called procurve-watch. It creates a backup of the running switch configuration...
over a year ago
I've created a tool called procurve-watch. It creates a backup of the running switch configuration through secure shell (using scp).
It also diffs backed up configurations against older versions, in order to keep track of changes. If you run the script from cron every hour or...
Arduino Blog
Using Arduino UNO to sync a visual neuroscience lab
Common research methods to study the visual system in the laboratory include recording and...
2 months ago
Common research methods to study the visual system in the laboratory include recording and monitoring neural activity in the presence of sensory stimuli, to help scientists study how neurons encode and respond, for example, to specific visual inputs. One of the biggest technical...
Jonas Hietala
Geekhack Toxic
I came back to Linköping yesterday and I had a package waiting for me to pick it up. What could it...
over a year ago
I came back to Linköping yesterday and I had a package waiting for me to pick it up. What could it be?
With a crummy mobile phone photo I give you my TOXIC keycaps mounted on my trusty old das keyboard:
Woooo
If only my GH60 could arrive some time this decade…
Willem's Blog
And... there is light!
Discover how one cyclist's quest for the perfect lighting solution led to a custom installation of...
a year ago
Discover how one cyclist's quest for the perfect lighting solution led to a custom installation of dynamo powered lights, ensuring a bright and hassle-free ride on the darkest roads.
Simply Explained
Migrating This Blog From Jekyll to Eleventy
Jekyll has been powering this site for many years now. It replaced my WordPress setup, and I haven't...
over a year ago
Jekyll has been powering this site for many years now. It replaced my WordPress setup, and I haven't looked back. Over the last few months, I have become fed up with Jekyll. It's slowing me down. Time to replace it with something new and shiny!
Louwrentius
Experiences running ZFS on Ubuntu Linux 12.04
I really like ZFS because with current data sets, I do believe that data corruption may start...
over a year ago
I really like ZFS because with current data sets, I do believe that data corruption may start becoming an issue. The thing is that the license under which ZFS is released does not permit it to be used in the Linux kernel. That's quite unfortunate, but there is hope. There is a...
Arduino Blog
This Halo helmet features an adjustable-transparency RGB-backlit visor
The Halo franchise is full of iconic designs, from vehicles like the Warthog to weapons like the...
3 weeks ago
The Halo franchise is full of iconic designs, from vehicles like the Warthog to weapons like the Needler. But the armor, such as the Spartan armor worn by Master Chief, is arguably the most recognizable. The helmets are especially cool, and LeMaster Tech put his own unique spin...
Willem's Blog
Six months with MCADD
It's six months since our son was born with MCADD, a good moment to reflect upon the experience of...
over a year ago
It's six months since our son was born with MCADD, a good moment to reflect upon the experience of being a parent with some thoughts and tips.
Louwrentius
Eztables: simple yet powerful firewall configuration for Linux
I've created and released Eztables on Github. Anyone who ever has a need to setup a firewall on...
over a year ago
I've created and released Eztables on Github. Anyone who ever has a need to setup a firewall on Linux may be interested in this project.
It doesn't matter if you need to protect a laptop, server or want to setup a network firewall. Eztables supports it all.
If you're not afraid...
Notes on software...
Enumerating and analyzing 40+ non-V8 JavaScript implementations
V8 is, I'm sure, the most used implementation of JavaScript
today. Used in Chrome, (and by...
over a year ago
V8 is, I'm sure, the most used implementation of JavaScript
today. Used in Chrome, (and by extension) Microsoft Edge, Node.js,
etc. Safari's JavaScriptCore and Firefox's SpiderMonkey are also
contenders for extremely mainstream implementations.
But what else is out there? What if...
Vitalik Buterin's...
Against choosing your political allegiances based on who is "pro-crypto"
5 months ago
Style over Substance
How I made HA-meural: a Meural Canvas integration for Home Assistant
One of my 2020 lockdown projects I’m extremely proud of is HA-meural – a custom integration for the...
over a year ago
One of my 2020 lockdown projects I’m extremely proud of is HA-meural – a custom integration for the Home Assistant home automation software that lets you control a NETGEAR Meural Canvas digital frame. It’s the result of a few months of work, lots of trial and error, and many...
Style over Substance
Leitz Summicron 50mm f/2 rigid (type 2) lens
My newest lens acquisition wasn’t actually originally on my wishlist. I already had a 50mm Summicron...
over a year ago
My newest lens acquisition wasn’t actually originally on my wishlist. I already had a 50mm Summicron lens, though that was the first generation collapsible model known as a Type 1. This lens has lived on my Leica M3 permanently for the past few years, and I have enjoyed the hell...
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...
Vitalik Buterin's...
Moving beyond coin voting governance
over a year ago
Home on Erik...
MCMC for marketing data
The other day I was looking at marketing spend broken down by channel and wanted to compute some...
over a year ago
The other day I was looking at marketing spend broken down by channel and wanted to compute some simple uncertainty estimates. I have data like this:
<th> Total spend </th> <th> Transactions </th> Channel A <td> 2292.
Notes on software...
Exploring PL/pgSQL: Strings, arrays, recursion, and parsing JSON
Next in exploring PL/pgSQL:
Implementing a Forth-like interpreter
PostgreSQL comes with a...
over a year ago
Next in exploring PL/pgSQL:
Implementing a Forth-like interpreter
PostgreSQL comes with a builtin imperative programming language called
PL/pgSQL. I used to think this language was scary because it has a bit
more adornment than your usual language does. But looking deeper,...
Jonas Hietala
Sat-E
So I entered Ludum Dare 22 this weekend as a preamble for tomorrow’s linear algebra exam. The theme...
over a year ago
So I entered Ludum Dare 22 this weekend as a preamble for tomorrow’s linear algebra exam. The theme this time around was Alone and the game I came up with is about a lonely satellite in space, kinda like Wall-E.
Sat-E
Instructions
Collect junk and other items for you to buy...
Lars Lofgren
How Live Chat Tools Impact Conversions and Why I Launched a Bad Variant
Do those live chat tools actually help your business? Will they get you more customers by allowing...
over a year ago
Do those live chat tools actually help your business? Will they get you more customers by allowing your visitors to chat directly with your team? Like most tests, you can come up with theories that sound great for both sides. Pro Live Chat Theory: Having a live chat tool helps...
Posts on Made of...
The architecture of declarative configuration management
With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing...
over a year ago
With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing increase in the number and popularity of declarative configuration management tools. This post attempts to lay out my mental model of the conceptual architecture and internal...
Louwrentius
How to escape file names in bash shell scripts
After fighting with Bash for quite some time, I found out that the following
code provides a nice...
over a year ago
After fighting with Bash for quite some time, I found out that the following
code provides a nice basis for escaping special characters. Ofcource it is not
complete, but the most important characters are filtered.
If anybody has a better solution, please let me know. It works and...
Posts on Made of...
Three kinds of memory leaks
So, you’ve got a program that’s using more and more over time as it runs. Probably you can...
over a year ago
So, you’ve got a program that’s using more and more over time as it runs. Probably you can immediately identify this as a likely symptom of a memory leak.
But when we say “memory leak”, what do we actually mean? In my experience, apparent memory leaks divide into three broad...
Abort Retry Fail
The History of OS/2
Getting a Divorce
a year ago
Louwrentius
Got myself a Norco RPC-4020
I've got this fetish for storage. So I bought a case that gives me some room
for future expantion....
over a year ago
I've got this fetish for storage. So I bought a case that gives me some room
for future expantion. The current 6 TB RAID 6 storage server does not have any
room for expantion.
This Norco RPC-4020 case with 20 hot swap drive bays does however. Don't know
what to fill it with yet.
Good Enough
TIL: Blocking Password App Autocomplete on Form Fields
I wanted to disable password managers, particularly 1Password, from interacting with a username...
a year ago
I wanted to disable password managers, particularly 1Password, from interacting with a username field in Contact Me. It was pretty simple in the end:
<%= form.text_field :username, "data-lpignore": true, "data-1p-ignore": true %>
Reference: 1Password, Lastpass.
Vitalik Buterin's...
Gitcoin Grants Round 5 Retrospective
over a year ago
Notes on software...
Writing a SQL database from scratch in Go: 2. binary expressions and WHERE filters
Previously in database basics:
1. SELECT, INSERT, CREATE and a REPL
3. indexes
4. a...
over a year ago
Previously in database basics:
1. SELECT, INSERT, CREATE and a REPL
3. indexes
4. a database/sql driver
In this post, we'll extend gosql
to support binary expressions and very simple filtering on SELECT
results via WHERE. We'll introduce a general mechanism...
Simply Explained
Good Home Automation Should be Boring
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other...
over a year ago
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other people's setup for inspiration, and one thing struck me. Many people have cluttered dashboards and use Home Assistant to track just about any metric they can.That's quite different...
Applied Cartography
Letters to a Young Bartender
Every straight white male is forced, character-creation-screen-style, to choose one overtly...
2 weeks ago
Every straight white male is forced, character-creation-screen-style, to choose one overtly consumptive hobby that in some small part defines their twenties and – God willing — their enduring adulthood. Some choose sourdough; many choose barbecue; I chose mixology.
(A...
Willem's Blog
Servicing a robot vacuum cleaner
This week it was time for some maintenance on my iRobot Roomba robot vacuum cleaner. Read along to...
over a year ago
This week it was time for some maintenance on my iRobot Roomba robot vacuum cleaner. Read along to learn how I did it.
Posts on Made of...
Property Testing Like AFL
In my last last post, I argued that property-based testing and fuzzing are essentially the same...
over a year ago
In my last last post, I argued that property-based testing and fuzzing are essentially the same practice, or at least share a lot of commonality. In this followup post, I want to explore that idea a bit more: I’ll first detour into some of my frustrations and hesitations around...
./techtipsy
What running out of SATA ports looks like
One day I stumbled upon a Craft Computing video
about his new server build, and on the parts list...
over a year ago
One day I stumbled upon a Craft Computing video
about his new server build, and on the parts list was a Sedna PCI Express 2x SATA adapter card:
There are different designs out there, including a 4x SATA card, which is bonkers.
Anyway, I thought that I might as well give this a...
Notes on software...
Make small changes and solve the problems you have
Two frustrating things that can happen in an organization are 1) big
changes and 2) changes that...
over a year ago
Two frustrating things that can happen in an organization are 1) big
changes and 2) changes that aren’t clearly associated with a known
problem. It’s even worse in that order.
These situations tend to happen when a problem remain unaddressed for
too long. These situations tend to...
Construction Physics
Do U.S. Ports Need More Automation?
On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily...
2 months ago
On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily dockworkers on East and Gulf Coast ports, went on strike after failing to agree contract terms with USMX, an alliance of port operators and employers.
Willem's Blog
Tips for Long-Distance Cycling
Embark on your own long-distance cycling adventure by learning from my post-COVID...
a year ago
Embark on your own long-distance cycling adventure by learning from my post-COVID Fietselfstedentocht experience, packed with invaluable tips and tricks.
computers are bad
2023-01-29 the parallel port
A few days ago, on a certain orange website, I came across an article about an
improvised parallel...
a year ago
A few days ago, on a certain orange website, I came across an article about an
improvised parallel printer capture device.
This contains the line:
There are other projects out there, but when you google for terms such as
"parallel port to usb", they drown in a sea of "USB to...
Vitalik Buterin's...
Layer 1 Should Be Innovative in the Short Term but Less in the Long Term
over a year ago
Old Vintage...
Adding a cooling fan to the Commodore 128DCR
Call it a "refurb weekend sequel" to our previous work on my beloved Commodore 128DCR. It's been a...
a year ago
Call it a "refurb weekend sequel" to our previous work on my beloved Commodore 128DCR. It's been a hot, horrid summer in Floodgap Very Sub-Orbital Headquarters and I was somewhat concerned about the heat in the house computer lab even with the A/C cranked up to "Vegas weekend for...
Posts on Made of...
Distributed cloud builds for everyone
CPU cycles are cheaper than they have ever been, and cloud computing has never been more ubiquitous....
over a year ago
CPU cycles are cheaper than they have ever been, and cloud computing has never been more ubiquitous. All the major cloud providers offer generous free tiers, and services like GitHub Actions offer free compute resources to open-source repositories. So why do so many developers...
Lighthouse Blog
Updates September 16: Explore all available articles of a feed
3 months ago
Matt Blewitt
Lua: The Little Language That Could
Lua is probably my favourite “little language” - a language designed to have low cognitive load, and...
a year ago
Lua is probably my favourite “little language” - a language designed to have low cognitive load, and be easy to learn and use. It’s embedded in a lot of software, such as Redis, NGINX via OpenResty and Wireshark. It’s also used as a scripting language in games such as World of...
Vitalik Buterin's...
Why Proof of Stake (Nov 2020)
over a year ago
Jonas Hietala
Easy setup of a static site on Amazon S3 with SSL
I’ve been hosting my site on Amazon S3 for a while now but I never activated SSL for it. I just...
over a year ago
I’ve been hosting my site on Amazon S3 for a while now but I never activated SSL for it. I just never got around to it, probably the usual procrastination.
When I had to setup a new site for another project I chose to host on Amazon as well. Although there are many other free...
Vitalik Buterin's...
Review of Gitcoin Quadratic Funding Round 3
over a year ago
Jonas Hietala
An Epic Start
Oh what a mistake. I woke up at 05.00 when my girlfriend woke up, she’s working early today, and...
over a year ago
Oh what a mistake. I woke up at 05.00 when my girlfriend woke up, she’s working early today, and went to the bathroom. After I was done, still pretty tired, I made a big mistake. I checked the current theme for Ludum Dare 29: Beneath the Surface and guess what? Now I wasn’t tired...
Vitalik Buterin's...
Don't overload Ethereum's consensus
a year ago
Home on Erik...
Ping the world
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result:
Some...
over a year ago
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result:
Some notes:
What's going on with Sweden? Too much torrenting? Ireland is likewise super slow, but not Northern Ireland Eastern Ukraine is also super slow, maybe not surprising given...
Home on Erik...
Deep learning for… chess (addendum)
My previous blog post about deep learning for chess blew up and made it to Hacker News and a couple...
over a year ago
My previous blog post about deep learning for chess blew up and made it to Hacker News and a couple of other places. One pretty amazing thing was that the Github repo got 150 stars overnight.
Notes on software...
Metaprogramming in Zig and parsing CSS
I knew Zig supported some sort of reflection on types. But I had been
confused about how to use it....
a year ago
I knew Zig supported some sort of reflection on types. But I had been
confused about how to use it. What's the difference between
@typeInfo and @TypeOf? I ignored this aspect of Zig until a
problem came up at work where reflection
made sense.
The situation was parsing and storing...
./techtipsy
The minimum viable fan control script
I’ve always been a fan of tinkering with cooling setups on my computers.
I’ve even went as far as...
over a year ago
I’ve always been a fan of tinkering with cooling setups on my computers.
I’ve even went as far as writing crappy
solutions to make up for
deficiencies on the hardware level. After years of dumb experiments I’ve seen
how little you can get away with in cooling and how to run your...
Applied Cartography
Migrating to Django 5
The total LOC delta to migrate Buttondown from Django 4 to Django 5 was +143, -150. (I was...
2 months ago
The total LOC delta to migrate Buttondown from Django 4 to Django 5 was +143, -150. (I was incentivized to do so because our search right now is quite slow, and the lowest hanging piece of fruit is to move some of the tsvector generation out of band, and I'd rather do that using...
./techtipsy
Shrinkflation, SanDisk style
2023-02-16 update: this post is not about the “GB vs GiB” issue, or the “lost disk space” that...
a year ago
2023-02-16 update: this post is not about the “GB vs GiB” issue, or the “lost disk space” that you
notice after formatting the device in an OS. Please read the article in full before
making inaccurate comments online.
For many years, I have used two SanDisk Ultra 16 GB USB flash...
Willem's Blog
Repairing a Giro AEON bicycle helmet
Try fixing your Giro bicycle helmet? I went through some trouble to do it! Read along to find out...
over a year ago
Try fixing your Giro bicycle helmet? I went through some trouble to do it! Read along to find out how.
./techtipsy
techtipsy, now hosted on k-space!
This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn,...
a year ago
This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn, Estonia.
If you’ve been reading any of my previous posts, you might be wondering why I made that move, especially since I was
quite proud of hosting my website over a residential...
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,...
3 days 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...
Louwrentius
Solaris is an obsolete platform
Assuming that the rumor is true and OpenSolaris will be slain by Oracle, we
must conclude that the...
over a year ago
Assuming that the rumor is true and OpenSolaris will be slain by Oracle, we
must conclude that the Solaris operating system is obsolete. Solaris can be
considered legacy. Sun was a hardware shop and to sell their hardware, they
needed a great operating system.
Sun had a great...
Arduino Blog
BrainPatch.AI: How a British neurotech startup built a working prototype fast, using Arduino Nano 33...
The field of neurotechnology has been advancing rapidly in recent years, opening up to safe and...
3 months ago
The field of neurotechnology has been advancing rapidly in recent years, opening up to safe and effective non-invasive interfaces that can deliver tiny milliamp currents to the right stimulation location on the head, neck or body. One example of the new players in this field is...
Vitalik Buterin's...
Ethereum has blobs. Where do we go from here?
8 months ago
Willem's Blog
Born with MCADD
Our son was diagnosed with MCADD days after he was born. We experienced a metabolic crisis but were...
over a year ago
Our son was diagnosed with MCADD days after he was born. We experienced a metabolic crisis but were lucky to be just in time!
Louwrentius
Linux on Mac Mini - boot after power failure
When using a Mac Mini as a server or router, it is very nice if the machine
automatically boots if a...
over a year ago
When using a Mac Mini as a server or router, it is very nice if the machine
automatically boots if a power failure has occurred.
User chirhoxi on the ubuntu forum found out how this can be achieved:
http://ubuntuforums.org/showthread.php?t=1209576
Basically you need one of these...
somenice
CBC Spark with Nora Young
Really upset to recently learn that Spark with Nora Young has been cancelled by the CBC, ending in...
6 months ago
Really upset to recently learn that Spark with Nora Young has been cancelled by the CBC, ending in June 2024. (Announcement episode) One of the most intelligent, progressive technology-in-society news shows in Canada or anywhere for that matter. Perhaps that it’s medium is radio...
Jonas Hietala
Autumn 2016 Goals Retrospective
Earlier this year I set out some goals I wanted to accomplish this autumn. I accomplished a few...
over a year ago
Earlier this year I set out some goals I wanted to accomplish this autumn. I accomplished a few things and I failed others.
Exercise and Health
Eat more strict LCHF for 1 month ok
Train BJJ or MMA for 1 month ok
2 months of lifting at the gym ok
Powerlifting
100 kg deadlift 5x5...
computers are bad
2024-07-13 the contemporary carphone
Cathode Ray Dude, in one of his
many excellent "Quick Start" videos, made an interesting observation...
5 months ago
Cathode Ray Dude, in one of his
many excellent "Quick Start" videos, made an interesting observation that
has stuck in my brain: sophisticated computer users, nerds if you will, have
a tendency to completely ignore things that they know are worthless. He was
referring to the...
Style over Substance
Shooting the Ligero 3D-printed Mamiya Press camera by MaxWanderlush
Last year I started shooting my first 3D-printed camera, a Goodman Zone. It was soon followed by the...
over a year ago
Last year I started shooting my first 3D-printed camera, a Goodman Zone. It was soon followed by the panoramic pinhole Goodman Scura and the MPWide, a modified Fuji Instax Wide 300. The MPWide is a mod by the talented Mario, otherwise known as MaxWanderlush. He has been releasing...
./techtipsy
The absolute state of Bluetooth audio in 2022
I have the Sony WH-1000XM3 headphones. They’re good for consuming content.
Audio calls with your...
over a year ago
I have the Sony WH-1000XM3 headphones. They’re good for consuming content.
Audio calls with your colleagues? Forget about it.
This is the setup I have to go with, and it has all to do with how Bluetooth
works. Your options with Bluetooth headsets are the following:
high quality...
Jonas Hietala
An invisible Remake
What does a guy like me do when not working on a new game? Except living my life, being a coach for...
over a year ago
What does a guy like me do when not working on a new game? Except living my life, being a coach for my little brother’s hockey team and eating strawberries? The last week or so I’ve been working hard with my webpage, yes this page. If you’ve visited my site before today you’ll...
Louwrentius
Benefits of hyper-threading on a Core 7i processor
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework...
over a year ago
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework for this job. It executes parallel jobs so I can benefit
from the 4 cores + 4 virtual cores of my new Core 7i 920 processor.
The framework is based on some shell scripts running...
./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
How to run victron veconfigure on a mac
Introduction
Victron Multiplus-II inverter/charges are configured with the veconfigure1 tool....
9 months ago
Introduction
Victron Multiplus-II inverter/charges are configured with the veconfigure1 tool. Unforntunately this is a Windows-only tool, but there is still a way for Apple users to run this tool without any problems.
Tip: if you've never worked with the Terminal app on MacOS, it...
Jonas Hietala
Ludum Dare 17 - an hour or two into it
I decided to participate in the Ludum Dare this time, even though I’ve spent the whole day on a...
over a year ago
I decided to participate in the Ludum Dare this time, even though I’ve spent the whole day on a massage course (which by the way was pretty darn good), and about halfway there this is what I’ve done:
Chockingly… ugly
All is not what meets the eye though, I’ve got the basics done...
Yazin Alirhayim
Braindump
Been having a hard time lately focusing.
It’s like whenever I start doing anything of any...
over a year ago
Been having a hard time lately focusing.
It’s like whenever I start doing anything of any significance I get derailed, and fall into this spiral of thought where I reconsider whether what I’m about to do matters, why it would, and whether I could be doing something else that...
axio.ms
Mac SE/30 odyssey
I’ve always wanted an Apple Macintosh SE/30. Released in 1989, they look quite a lot like the other...
over a year ago
I’ve always wanted an Apple Macintosh SE/30. Released in 1989, they look quite a lot like the other members of the original “compact Mac” series, but pack in a ton of interesting features that the other compact Macs don’t have.
This is the story of my journey to getting to the...
Good Enough
Adding Social Preview Images To Our 11ty Blog
Twitter X recently removed headlines and descriptions from link previews, in the name of...
a year ago
Twitter X recently removed headlines and descriptions from link previews, in the name of “esthetics.” Inspired by Steph Ango, while we try not to run our business on the whims of a social media platform, this change did push us into making a change we’ve been meaning to for...
Good Enough
TIL: Fixing Broken Action Text Images in Atom Feeds
For a while now we've seen that images in our Pika atom feeds were not displaying in some feed...
7 months ago
For a while now we've seen that images in our Pika atom feeds were not displaying in some feed readers.
In fact, they weren't displaying in my own feed reader, which routes through Feedly.
I was sad.
I spent a lot of time troubleshooting this.
Compared our feed with a lot of atom...
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...
a month ago
A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance of sensible defaults.
Jonas Hietala
Rising from the Dead, it's Ludum Dare
I’ve been a long time gone, been busy with school then having summer vacation and generally not...
over a year ago
I’ve been a long time gone, been busy with school then having summer vacation and generally not making games or blogging. But I have revived! I scrambled to push my new website live because today it’s Ludum Dare time! The theme is “Evolution” and it’s the 24th time for Ludum Dare...
seangoedecke.com RSS...
Porting and hacking Llama2.c for fun and profit
Over the last few weeks I’ve been playing around with the excellent llama2.c repository, which is...
a year ago
Over the last few weeks I’ve been playing around with the excellent llama2.c repository, which is basically a simple one-file C…
Good Enough
TIL: Don’t forget your Web Manifest file
We’re primarily a web shop. We’re dipping our toes into mobile app development, but our collective...
a year ago
We’re primarily a web shop. We’re dipping our toes into mobile app development, but our collective expertise is in making products and services for the web. And like everyone else, our use of the web has shifted from our desktops and laptops to our phones.
As we’re creating and...
Good Enough
Lettini is Good Enough
We put a lot of ourselves into our work, and it occurs to us that you, dear reader, might not know...
a year ago
We put a lot of ourselves into our work, and it occurs to us that you, dear reader, might not know much about us. So we’re starting a new Q&A column to introduce ourselves, one-at-a-time, starting with our resident designer…
Who the hell do you think you are?
👋 Hello, I’m...
lcamtuf’s thing
Electric chainsaws and the gorge of misery
Lithium batteries are great -- so why do mid-size electric power tools suck in 2024?
4 months ago
Lithium batteries are great -- so why do mid-size electric power tools suck in 2024?
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...
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...
4 days 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...
Home on Erik...
Domains for sale
Contact me at mail at erik bern dot com!
over a year ago
Contact me at mail at erik bern dot com!
Ian's Blog
The Zune "HD"
It is my joy and pleasure to present to you: the Zune "HD". The final device to wear the Zune name,...
over a year ago
It is my joy and pleasure to present to you: the Zune "HD". The final device to wear the Zune name, released by Microsoft in October of 2009. A direct competitor to Apple's wildly successful iPod Touch, the Zune HD was the first Zune to feature a multi-touch display, full web...
./techtipsy
Tech rants: PC-s use way too much power in 2021
Welcome to 2021. We have:
supply chain issues
no reasonably priced GPU-s
consumer-grade CPU-s with...
over a year ago
Welcome to 2021. We have:
supply chain issues
no reasonably priced GPU-s
consumer-grade CPU-s with peak power consumption at 296W
GPU-s that consume 350-400W of power under normal use
At the same time, we have made great leaps in CPU/GPU architectures and chip manufacturing...
Good Enough
TIL: Merge nested attributes in Rails permit params
I am working on a new product that's a bit more complicated than our prior releases.
Getting...
a year ago
I am working on a new product that's a bit more complicated than our prior releases.
Getting refamiliarized with nested parameters in Rails has been interesting.
In this case imagine I have a discussion that, when creating it I also want to create the first comment.
The...
Birchtree
When do the Trump flags come down? (members post)
The flags are still flying, celebrating the man, not the country. Why is this something that happens...
a week ago
The flags are still flying, celebrating the man, not the country. Why is this something that happens now, and why is it something only happening on one end of the political spectrum?
Ken Shirriff's blog
Inside the tiny chip that powers Montreal subway tickets
To use the Montreal subway (the Métro), you tap a paper ticket against the turnstile and it...
6 months ago
To use the Montreal subway (the Métro), you tap a paper ticket against the turnstile and it opens.
The ticket works through a system called NFC, but what's happening internally?
How does the ticket work without a battery? How does it communicate with the turnstile?
And how can it...
Notes on software...
Thinking about functional programming
Someone on Discord asked about how to learn functional programming.
The question and my initial...
a year ago
Someone on Discord asked about how to learn functional programming.
The question and my initial tweet on the subject prompted an
interesting
discussion
with Shriram
Krishnamurthi and other folks.
So here's a slightly more thought out exploration.
And just for backstory sake: I...
Matt Blewitt
Thoughts on User Safety: 2
Following up from last time, let’s explore the internal and insider fronts when moving beyond...
over a year ago
Following up from last time, let’s explore the internal and insider fronts when moving beyond security towards safety for our users.
Louwrentius
Howto get the hard disk size under Linux?
A: There is no single tool for this job, but it seems that Fdisk is just fine:
server:~# fdisk -l 2>...
over a year ago
A: There is no single tool for this job, but it seems that Fdisk is just fine:
server:~# fdisk -l 2> /dev/null | grep Disk | grep -v identifier
Disk /dev/sda: 500.0 GB, 500028145664 bytes
Disk /dev/sdb: 500.0 GB, 500028145664 bytes
Disk /dev/sdc: 1000.1 GB, 1000123400192...
Willem's Blog
Do amazing things with a focused mind
Read about my experience during the workshop I got as a birth day present involving the Wim Hof...
over a year ago
Read about my experience during the workshop I got as a birth day present involving the Wim Hof Method.
Arduino Blog
What if robots could communicate with humans by emitting scents?
Almost all human-robot interaction (HRI) approaches today rely on three senses: hearing, sight, and...
5 months ago
Almost all human-robot interaction (HRI) approaches today rely on three senses: hearing, sight, and touch. Your robot vacuum might beep at you, or play recorded or synthesized speech. An LED on its enclosure might blink to red to signify a problem. And cutting-edge humanoid...
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...
a month 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...
watchTowr Labs -...
IBM QRadar - When The Attacker Controls Your Security Stack (CVE-2022-26377)
Welcome to April 2024.
A depressing year so far - we've seen critical vulnerabilities across a wide...
8 months ago
Welcome to April 2024.
A depressing year so far - we've seen critical vulnerabilities across a wide range of enterprise software stacks.
In addition, we've seen surreptitious and patient threat actors light our industry on fire with slowly introduced backdoors in the XZ...
Notes on software...
HTML event handler attributes: down the rabbit hole
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.
Jonas Hietala
Ludum Dare 20 Timelapse
So this time I managed to compose a timelapse of my weekend and the making of My Minions. Sadly I...
over a year ago
So this time I managed to compose a timelapse of my weekend and the making of My Minions. Sadly I lost the first few hours as I forgot to turn it on…
Anyway here’s the result:
https://www.youtube.com/watch?v=ABVPlRaA5iI
Notes on software...
Languages you can run in the browser, part 1: Python, JavaScript, SQLite
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.
Simply Explained
Retrospective: 4 years on YouTube
Every year I sit down and take a look at how my YouTube channel has been doing. I reflect, evaluate,...
over a year ago
Every year I sit down and take a look at how my YouTube channel has been doing. I reflect, evaluate, and set goals for the coming year. This year is no exception. January 13th, 2020, marks my fourth year on YouTube. Time to do a little retrospective.
Ken Shirriff's blog
Interesting double-poly latches inside AMD's vintage LANCE Ethernet chip
I've studied a lot of chips from the 1970s and 1980s, so I usually know what to expect.
But an...
11 months ago
I've studied a lot of chips from the 1970s and 1980s, so I usually know what to expect.
But an Ethernet chip from 1982 had something new: a strange layer of yellow wiring on the die.
After some study, I learned that the yellow wiring is a second layer of resistive polysilicon,...
Louwrentius
Script that shows ETA of RAID rebuild / reshape
I made a small script that converts the output of cat /proc/mdstat to an
actual date and time...
over a year ago
I made a small script that converts the output of cat /proc/mdstat to an
actual date and time telling you when the RAID rebuild / reshape is finished.
This is the link to the correct version of the script.
Example:
debian:~# ./raid-rebuild-eta.sh
Estimated time of finishing...
anderegg.ca
The “Home Alone” / “NiGHTS into Dreams” connection
NiGHTS into Dreams is one of those games I tend to think about when Christmas rolls around. It’s one...
2 weeks ago
NiGHTS into Dreams is one of those games I tend to think about when Christmas rolls around. It’s one of my favourites from the Saturn lineup, and it also had a free Christmas version.
In it, there’s a song I really love that plays on the level select screen called Gate of Your...
Louwrentius
Debian Lenny and Dell R410 network card not supported
For those who are running Debian Lenny and want to order the new Dell R410
server, beware!
There is...
over a year ago
For those who are running Debian Lenny and want to order the new Dell R410
server, beware!
There is no safe solution to get Debian Lenny working with the on-board
Broadcom network cards. A fairly recent kernel is required. Basically, you
will have to install back-ported kernels,...
Notes on software...
Writing a document database from scratch in Go: Lucene-like filters and indexes
In this post we'll write a rudimentary document database from scratch
in Go. In less than 500 lines...
over a year ago
In this post we'll write a rudimentary document database from scratch
in Go. In less than 500 lines of code we'll be able to support the
following interactions, inspired by Elasticsearch:
$ curl -X POST -H 'Content-Type: application/json' -d '{"name": "Kevin", "age": "45"}'...
Nabeel S. Qureshi
May Updates + New Essay On Moral AI
A few months back, I read a tweet from Ilya Sutskever (OpenAI Chief Scientist) which stuck in my...
a year ago
A few months back, I read a tweet from Ilya Sutskever (OpenAI Chief Scientist) which stuck in my mind: “the long term goal is to build AGI that loves people the way parents love their children”.
Willem's Blog
Commuting by bike
One week on the VanMoof Electrified S E-bike testing it for commuting and comparing it to a normal...
over a year ago
One week on the VanMoof Electrified S E-bike testing it for commuting and comparing it to a normal bike.
Jonas Hietala
2021 in review
A new year is always a good time to review the past year. Funny how this is already the 12th year...
over a year ago
A new year is always a good time to review the past year. Funny how this is already the 12th year I’ve done this kind of quick review… Time sure flies.
2021 Non-Geek Achievements
Started strength training using a strength coach from Kabuki.
I got inspired by the book Peak that...
Abort Retry Fail
The History of Commodore, Part 3
Are you keeping up with the Commodore?
a year ago
Are you keeping up with the Commodore?
Ken Shirriff's blog
Standard cells: Looking at individual gates in the Pentium processor
Intel released the powerful Pentium processor in 1993,
a chip
to "separate the really power-hungry...
5 months ago
Intel released the powerful Pentium processor in 1993,
a chip
to "separate the really power-hungry folks from ordinary mortals."
The original Pentium was followed by the Pentium Pro, the Pentium II, and others, spawning a long-running brand of high-performance processors, Intel's...
Vitalik Buterin's...
Why sharding is great: demystifying the technical properties
over 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,...
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.
Jonas Hietala
The eBook for 'Why Cryptocurrencies?' is now available for free
The eBook for my book Why Cryptocurrencies? is now available for free.
It’s been almost 4 years...
10 months ago
The eBook for my book Why Cryptocurrencies? is now available for free.
It’s been almost 4 years since the web version was done, and 3 since the physical copy was available…
Which can hardly be called a success.
Things happened, so let’s do a quick retrospective to, maybe, learn...
computers are bad
2024-03-01 listening in on the neighborhood
Last week, someone leaked a spreadsheet of SoundThinking sensors to
Wired.
You are probably asking...
9 months ago
Last week, someone leaked a spreadsheet of SoundThinking sensors to
Wired.
You are probably asking "What is SoundThinking," because the company rebranded
last year. They used to be called ShotSpotter, and their outdoor acoustic
gunfire detection system still goes by the...
Louwrentius
Release of PPSS - the Parallel Processing Shell Script
PPSS is a shell script that processess files or other items in parallel. It is
designed to make use...
over a year ago
PPSS is a shell script that processess files or other items in parallel. It is
designed to make use of the current multi-core CPUs. It will detect the number
of available CPUs and start a thread for each CPU core.
This script is build with the goal to be very easy to use. Also,...
seangoedecke.com RSS...
I don't know how to build software and you don't either
Are microservices better than monoliths? Should teams set their own technical direction, or is it...
a month ago
Are microservices better than monoliths? Should teams set their own technical direction, or is it better to have that dictated by some…
computers are bad
2023-08-19 meanwhile elsewhere
I had meant to write something today, but I'm just getting over a case of the
COVID and had a hard...
a year ago
I had meant to write something today, but I'm just getting over a case of the
COVID and had a hard time getting to it. Instead I did the yard work, edited
and uploaded a YouTube video, and then spewed out a Cohost thread as long as a
blog post. So in lieu of your regularly...
Jonas Hietala
Breaking the rule of three
It’s pretty darn stressful making a game in a week, especially when you have this big great vision...
over a year ago
It’s pretty darn stressful making a game in a week, especially when you have this big great vision on how your game should be (which is always grand). For me making Balls, Black and White and Jonas IceCream Stand where truly stressful, MenuCity and Bugger not so much but...
Louwrentius
Understanding Storage Performance - IOPS and Latency
Introduction
The goal of this blogpost is to help you better understand storage performance. I want...
over a year ago
Introduction
The goal of this blogpost is to help you better understand storage performance. I want to discuss some fundamentals that are true regardless of your particular needs.
This will help you better reason about storage and may provide a scaffolding for further learning....
Old Vintage...
The unreleased Commodore HHC-4's secret identity
Once upon a time (and that time was Winter CES 1983), Commodore announced what was to be their one...
a month ago
Once upon a time (and that time was Winter CES 1983), Commodore announced what was to be their one and only handheld computer, the Commodore HHC-4. It was never released and never seen again, at least not in that form. But it turns out that not only did the HHC-4 actually exist,...
Arduino Blog
Move Mario remotely with this online N64 controller system
For obvious reasons, video game console controls provide input commands directly to the console....
a week ago
For obvious reasons, video game console controls provide input commands directly to the console. Modern consoles may do so wirelessly, but the effect is the same: direct input. But what if you connected a “controller” to the internet? Then you could play from anywhere and that is...
Ken Shirriff's blog
Inside the mechanical Bendix Air Data Computer, part 5: motor/tachometers
The Bendix Central Air Data Computer (CADC) is an electromechanical analog computer that uses
gears...
10 months ago
The Bendix Central Air Data Computer (CADC) is an electromechanical analog computer that uses
gears and cams for its mathematics. It was a key part of military planes such as the F-101 and the F-111 fighters,
computing
airspeed, Mach number, and other "air data".
The rotating...
Posts on Made of...
A Brief Introduction to termios: Signaling and Job Control
(This is part three of a multi-part introduction to termios and terminal emulation on UNIX. Read...
over a year ago
(This is part three of a multi-part introduction to termios and terminal emulation on UNIX. Read part 1 or part 2 if you’re new here)
For my final entry on termios, I will be looking at job control in the shell (i.e. backgrounding and foreground jobs) and the very closely related...
Arduino Blog
Making a car more secure with the Arduino Nicla Vision
Shortly after attending a recent tinyML workshop in Sao Paolo, Brazil, Joao Vitor Freitas da Costa...
4 months ago
Shortly after attending a recent tinyML workshop in Sao Paolo, Brazil, Joao Vitor Freitas da Costa was looking for a way to incorporate some of the technologies and techniques he learned into a useful project. Given that he lives in an area which experiences elevated levels of...
Simply Explained
Smart lights behind a wall switch (Shelly + ESPHome)
Using smart light bulbs means you can no longer use your physical wall switches because the bulbs...
over a year ago
Using smart light bulbs means you can no longer use your physical wall switches because the bulbs need constant power. I think that's pretty dumb. Using a physical switch can be way faster than using an app to control the lights.Here's how you can put a Shelly in between the...
Notes on software...
Studying foreign languages with inbox zero
The only time I've been able to seriously, rapidly improve my ability
to speak a foreign language...
over a year ago
The only time I've been able to seriously, rapidly improve my ability
to speak a foreign language was through intensive language courses in
college. I was forced to actively speak, read, and write Chinese for
6-8 hours a week (1-2 hours every day). Then study another 5-10 hours
a...
Christian Selig
The Caldera: a sleek split and wireless keyboard
I designed my own keyboard and it’s freely available! I’m calling it the Caldera, and it’s basically...
5 months ago
I designed my own keyboard and it’s freely available! I’m calling it the Caldera, and it’s basically my dream wireless split keyboard.
I’ve been using it for months, and I love it.
Video overview
If you’re a visual person, I made a fun little video showcasing the...
Arduino Blog
Adding real-time local voice controls to a SMARS Quad Mod robot with an Arduino RP2040 Connect
Robotics kits like the Screwless/Screwed Modular Assemblable Robotic System (SMARS) are great tools...
4 months ago
Robotics kits like the Screwless/Screwed Modular Assemblable Robotic System (SMARS) are great tools for learning more about how electronics, mechanics, and software can combine to perform useful tasks in the physical world. And in his latest project, Edge Impulse’s senior...
Notes on software...
Exploring PL/pgSQL part two: implementing a Forth-like interpreter
Previously in exploring PL/pgSQL:
Strings, arrays, recursion and parsing JSON
In my last post
I...
over a year ago
Previously in exploring PL/pgSQL:
Strings, arrays, recursion and parsing JSON
In my last post
I walked through the basics of PL/pgSQL, the embedded procedural
language inside of PostgreSQL. It covered simple functions, recursions
and parsing. But there was something very...
Jonas Hietala
2014 in Review
Previous reviews: 2010, 2011, 2012 and 2013.
2014 Geek Achievements
Solved 73 UVa problems.
Won a...
over a year ago
Previous reviews: 2010, 2011, 2012 and 2013.
2014 Geek Achievements
Solved 73 UVa problems.
Won a turn in IMPA and solved a bunch of problems.
Completed a doctorand course about algorithmic problem solving.
Finished my 4 first years in University.
Became a contributor to rust and...
Nabeel S. Qureshi
How To Sell
Sales at a startup is counter-intuitive.
over a year ago
Sales at a startup is counter-intuitive.
Home on Erik...
NYC subway math
Apparently MTA (the company running the NYC subway) has a real-time API. My fascination for the...
over a year ago
Apparently MTA (the company running the NYC subway) has a real-time API. My fascination for the subway takes autistic proportions and so obviously I had to analyze some of the data. The documentation is somewhat terrible, but here's some relevant code for how to use the API:
Christian Selig
Autonomous Standing Desk and Chair Review
Autonomous was nice enough to send me one of both their Smart Desk Pro standing desks and ErgoChair...
a year ago
Autonomous was nice enough to send me one of both their Smart Desk Pro standing desks and ErgoChair Pro chairs in exchange for posting about them on Twitter, and I wanted to cover them in more detail on my blog as well so I could give my full thoughts on them for anyone in the...
lcamtuf’s thing
RAM: the forgotten history
We owe computers not to Charles Babbage, but to the invention of electronically-controlled working...
2 months ago
We owe computers not to Charles Babbage, but to the invention of electronically-controlled working memory.
Style over Substance
How to use a Phase One H20 digital back on a medium format Hasselblad V camera (500EL/M)
My newest purchase was a bit of a gamble. I bought a $500 Phase One H20 digital back for my...
over a year ago
My newest purchase was a bit of a gamble. I bought a $500 Phase One H20 digital back for my Hasselblad 500EL/M medium format camera. Or, simply put, I bought an expensive old gadget for my even older analog camera, making it a digital camera. A gadget that was released in the...
Vitalik Buterin's...
STARKs, Part 3: Into the Weeds
over a year ago
somenice
Gold and Ghosts
In the autumn of 1892, two miners, Earl and Edward, found themselves high in the Pacific Northwest...
a month ago
In the autumn of 1892, two miners, Earl and Edward, found themselves high in the Pacific Northwest mountains, searching for a legend as old as the hills: the lost crate of gold. The tale of “Shining Creek Gold” was whispered in every saloon from Seattle to San Francisco, a cache...
lcamtuf’s thing
Weekend projects: getting silly with C
C is beautiful yet full of horrors. Here's to uncovering its hidden depths.
5 months ago
C is beautiful yet full of horrors. Here's to uncovering its hidden depths.
Willem's Blog
One year of cycling
GPS recording an entire year of bike rides using Garmin and Strava.
over a year ago
GPS recording an entire year of bike rides using Garmin and Strava.
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 6: The Splurge
a month ago
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