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Willem's Blog
Repairing a Nintendo Gameboy Advance SP Reparing an old Nintendo Gameboy Advance to play classic Zelda again.
over a year ago
Lighthouse Blog
A primer on view management
a year ago
Arduino Blog
An affordable open-source robotic prosthetic arm  For those missing limbs, a robotic prosthesis represents a real and useful way to regain capability....
2 months ago
10
2 months ago
For those missing limbs, a robotic prosthesis represents a real and useful way to regain capability. But such prostheses are traditionally very expensive and are inaccessible to a large percentage of the people who would benefit from them. In an effort to improve the situation,...
Jonas Hietala
IDA Summer of Code 2014: Summary This is a wrap-up post of my entry to IDA Summer of Code this year. Quick stats 65 merged...
over a year ago
16
over a year ago
This is a wrap-up post of my entry to IDA Summer of Code this year. Quick stats 65 merged commits 6790 lines added 2822 lines deleted 36 pull requests, 34 merged 12 pull requests directly fixing issues rest either documentation or cleanup 1 RFC submitted...
Home on Erik...
hdfs2cass Just open sourced hdfs2cass which is a Hadoop job (written in Java) to do efficient Cassandra...
over a year ago
17
over a year ago
Just open sourced hdfs2cass which is a Hadoop job (written in Java) to do efficient Cassandra bulkloading. The nice thing is that it queries Cassandra for its topology and uses that to partition the data so that each reducer can upload data directly to a Cassandra node.
Electronics etc…
Remote Controlling an HP 1670G Logic Analyzer with a Linux PC X Server Introduction Reserving a fixed IP address for the logic analyzer Assign the chosen IP address to the...
a year ago
108
a year ago
Introduction Reserving a fixed IP address for the logic analyzer Assign the chosen IP address to the logic analyzer Allow the logic analyzer to access your Ubuntu X server Configure the X-window Settings on the logic analyzer Install and declare the HP logic analyzer font...
Arduino Blog
This DIY bruxism detector prevents jaw clenching during sleep At some point in your life, you’ve probably had a doctor or dentist ask you if you clench your jaw...
a month ago
23
a month ago
At some point in your life, you’ve probably had a doctor or dentist ask you if you clench your jaw or grind your teeth — particularly at night. That is called bruxism and it can have serious effects, such as tooth damage, jaw pain, headaches, and more. But because it often...
lcamtuf’s thing
But good sir, what is electricity? A quick look at the physics of conductors, insulators, and electric charges.
4 months ago
The New Oil
Transparency Report: 2024
6 months ago
Applied Cartography
Becoming Trader Joe (Shout out to Red Queen Podcast for introducing me to this book.) Becoming Trader Joe is, more than...
5 months ago
34
5 months ago
(Shout out to Red Queen Podcast for introducing me to this book.) Becoming Trader Joe is, more than any other business book (certainly any other business memoir), a turpentine book. There is interesting philosophy and retrospective here — and Coloumbe, whether through earnestness...
Ken Shirriff's blog
A tricky Commodore PET repair: tracking down 6 1/2 bad chips .cite { font-size: 70%;} .ref { vertical-align: super; font-size: 60%;} code {font-size: 100%;...
3 months ago
57
3 months ago
.cite { font-size: 70%;} .ref { vertical-align: super; font-size: 60%;} code {font-size: 100%; font-family: courier, fixed;} In 1977, Commodore released the PET computer, a quirky home computer that combined the processor, a tiny keyboard, a cassette drive for storage, and...
Nabeel S. Qureshi
Principles // This was originally a Google Doc where I gathered hard-won life lessons; eventually I open...
6 months ago
55
6 months ago
// This was originally a Google Doc where I gathered hard-won life lessons; eventually I open sourced it. It got a great response, including a shoutout from Tim Ferriss, so here it is on Substack.
Matt Mullenweg
Hash tables “You didn’t just come up with a cool hash table,” he remembers telling Krapivin. “You’ve actually...
5 months ago
34
5 months ago
“You didn’t just come up with a cool hash table,” he remembers telling Krapivin. “You’ve actually completely wiped out a 40-year-old conjecture!” There’s a delightful article on an undergraduate discovering an optimization in a very basic computer science principle.
Jonas Hietala
Being Productive School’s been going on now for… Is it a month and a half maybe? I don’t know really but it’s all...
over a year ago
13
over a year ago
School’s been going on now for… Is it a month and a half maybe? I don’t know really but it’s all going so fast, week after week is disappearing and I don’t know where they go but I know that I’m at least not wasting them like I did most of last year! Last year I managed school...
Jonas Hietala
Let's build a VORON: Wrap-up It’s finally done™. I’ve built a VORON that prints reliably and I’ve modded it enough to be able to...
a year ago
18
a year ago
It’s finally done™. I’ve built a VORON that prints reliably and I’ve modded it enough to be able to leave it alone for a while, so I think it’s time to wrap up this build series with a little retrospective. Building the printer was really fun and rewarding I’ve always seen...
GitButler
Fearless Rebasing GitButler now supports first class conflicts, which makes rebasing much less annoying. What is...
8 months ago
38
8 months ago
GitButler now supports first class conflicts, which makes rebasing much less annoying. What is "fearless rebasing"?
Matt Mullenweg
My Freedom of Speech WP Engine has filed hundreds pages of legal documents seeking an injunction against me and...
9 months ago
32
9 months ago
WP Engine has filed hundreds pages of legal documents seeking an injunction against me and Automattic. They say this is about community or some nonsense, but if you look at the core, what they’re trying to do is ask a judge to curtail my First Amendment rights. The First...
Jonas Hietala
Before the Games: The Site I’ve got some things I want to do before I start with my next game and they’re all about improving...
over a year ago
18
over a year ago
I’ve got some things I want to do before I start with my next game and they’re all about improving the site. The last week or so has been extremely productive with me throwing out a lot of wasted code, speeding up the site and adding/removing features and I want to continue with...
Arduino Blog
Two NEW Arduino Plug and Make Kit projects recreate iconic vintage games The Plug and Make Kit is a toolbox you can use for infinite ideas. So what happens if you ask a mix...
10 months ago
69
10 months ago
The Plug and Make Kit is a toolbox you can use for infinite ideas. So what happens if you ask a mix of Arduino designers, engineers, and managers to sit down and brainstorm new ideas to have fun with it? Well, at least one of them is guaranteed to come up with an adorable,...
Neil Madden
Hybrid encryption and the KEM/DEM paradigm If you know a bit about public key cryptography, you probably know that you don’t directly encrypt a...
over a year ago
23
over a year ago
If you know a bit about public key cryptography, you probably know that you don’t directly encrypt a message with a public key encryption algorithm like RSA. This is for many reasons, one of which being that it is incredibly slow. Instead you do what’s called hybrid encryption:...
Odds and Ends of...
Nobody knows what the National Data Library is (not even the government) A policy wrapped in a mystery inside an enigma
8 months ago
latest projects -...
Badge [Hardware] A RISC-V LED matrix
a year ago
Arduino Blog
MKR Keylock is an open-source IoT keypad for your front door The age-old combination of physical locks and keys, although reliable, also comes with a few...
5 months ago
35
5 months ago
The age-old combination of physical locks and keys, although reliable, also comes with a few drawbacks, such as when you lose the key or you want to share access with someone else remotely. Davide Gomba has recognized this and built the MKR Keylock project as a way to address...
Jonas Hietala
First impressions of Pollen After having consumed Practical Typography I took a look at the library he wrote to create books for...
over a year ago
14
over a year ago
After having consumed Practical Typography I took a look at the library he wrote to create books for the web called Pollen written in Racket. I’ve only used it a little but I feel I can give my first impressions of it. What I like The first thing I really like is Pollen enables...
./techtipsy
How to copy media off of an iPhone the hard way (using Linux) I helped a family member upgrade to a newer iPhone and make some room so that the internal storage...
10 months ago
91
10 months ago
I helped a family member upgrade to a newer iPhone and make some room so that the internal storage does not run out. They had Nextcloud installed on the current phone, but due to limitations of the Nextcloud iOS app, the backups only take place if the app itself is open, meaning...
Birchtree
The vast nothingness of Threads For many years I've kept a spreadsheet with a few metrics on my online life. I don't check metrics a...
2 months ago
7
2 months ago
For many years I've kept a spreadsheet with a few metrics on my online life. I don't check metrics a ton, but I like to pop into them every month to just get an idea of how I'm doing. Some metrics in there are
Louwrentius
Statistics showing relevance of caching proxy In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe...
over a year ago
16
over a year ago
In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe that the answer could be: quite! I have installed a caching proxy server based on Squid, which is now used within my company. It also does content scanning using squidclamav and...
Matt Mullenweg
Michael Palmisano on Collier I’ve been obsessed with Jacob Collier since I first saw his Don’t You Worry ‘Bout A Thing cover on...
8 months ago
33
8 months ago
I’ve been obsessed with Jacob Collier since I first saw his Don’t You Worry ‘Bout A Thing cover on YouTube, and one of my favorite genres of videos is genius musicians breaking down the incredible musical stuff Jacob is doing. (He even has his own instrument now.) This reaction...
Matt Mullenweg
Dalio & Benioff in Singaore With the world changing so quickly, it’s hard to find alpha, but the best way is by following the...
4 months ago
41
4 months ago
With the world changing so quickly, it’s hard to find alpha, but the best way is by following the brightest thinkers. This CNBC interview with Ray Dalio and Marc Benioff is good, but it’s way better if you go to the livestream about 25 minutes in and see the full discussion...
Odds and Ends of...
Christmas Mailbag - Questions Wanted! Ask me stuff!
7 months ago
Home on Erik...
Calculating cosine similarities using dimensionality reduction This was posted on the Twitter Engineering blog a few days ago: Dimension Independent Similarity...
over a year ago
17
over a year ago
This was posted on the Twitter Engineering blog a few days ago: Dimension Independent Similarity Computation (DISCO) I just glanced at the paper, and there's some cool stuff going on from a theoretical perspective. What I'm curious about is why they didn't decide to use...
Birchtree
Some thoughts on the Switch 2 Nintendo finally rolled out the red carpet for the Switch 2 yesterday, and I'll be honest, I'm super...
3 months ago
27
3 months ago
Nintendo finally rolled out the red carpet for the Switch 2 yesterday, and I'll be honest, I'm super excited for it. The hardware The hardware for the new Switch is everything I ever wanted, minus one thing. The performance looks pretty darn good, and it appears
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
./techtipsy
My attempt at archiving nfscars.net Background My mother once had a laptop: the Compaq Armada 1592DT. It came with Windows ME which...
over a year ago
48
over a year ago
Background My mother once had a laptop: the Compaq Armada 1592DT. It came with Windows ME which later got “upgraded” to Windows 98 SE after I managed to completely screw up the OS, a whopping 96MB of RAM and a hard drive that probably wasn’t much larger than 1-3GB. It wasn’t...
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
13
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...
Burn your title I've been a developer, a manager, a cofounder, and now I'm a developer again. I ran away from each...
2 months ago
27
2 months ago
I've been a developer, a manager, a cofounder, and now I'm a developer again. I ran away from each position until being a founder because I felt like I was limited by what I was allowed to do. But I reached an enlightment of sorts during my career progression: that everyone...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 5: The Purge
8 months ago
Jonas Hietala
Understanding the Computer When I discovered programming it felt like a whole new world opened up for me with endless...
over a year ago
16
over a year ago
When I discovered programming it felt like a whole new world opened up for me with endless possibilities. It granted unlimited power and I could create virtually anything and it explained so much to me - how did a program work? How could you make a game or a website? But there...
computers are bad
2024-08-12 a pedantic review of the las vegas loop Did you hear that Elon Musk dug a tunnel under the Las Vegas Convention Center? I think it is pretty...
11 months ago
97
11 months ago
Did you hear that Elon Musk dug a tunnel under the Las Vegas Convention Center? I think it is pretty universally known by now that the "Las Vegas Loop" is impractical, poorly thought out, and generally an embarrassment to society and industry. I will spare an accounting of the...
Lighthouse Blog
How to import feeds in Lighthouse
a year ago
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
28
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
Introducing the Image Map widget: A smarter way to visualize your data We’re excited to introduce the new Image Map Widget in Arduino Cloud! This powerful feature allows...
3 months ago
31
3 months ago
We’re excited to introduce the new Image Map Widget in Arduino Cloud! This powerful feature allows you to overlay live data onto an image, creating interactive and highly visual dashboards. Whether you’re managing a factory floor, an office space, or a piece of industrial...
Jonas Hietala
ISOC update I have now worked a bit more than 3 weeks out of my 4 weeks of IDA Summer of Code and this is an...
over a year ago
18
over a year ago
I have now worked a bit more than 3 weeks out of my 4 weeks of IDA Summer of Code and this is an update post of what I’ve done so far. I will write a more extensive summary post at the end of the project. I was planning on writing a weekly summary, but that ship sailed a long...
Greater Still by...
Stop Calling it a Wallet How language shapes our view of the world
over a year ago
Matt Mullenweg
Disrupt Interview On Wednesday I had a great chat with Connie Loizos, the editor in chief of TechCrunch, you can view...
8 months ago
34
8 months ago
On Wednesday I had a great chat with Connie Loizos, the editor in chief of TechCrunch, you can view the video here: Then yesterday Automattic filed its legal responses to the spurious lawfare from WP Engine, Silver Lake, and Quinn Emanuel. It’s a bit long, but if you have time...
Louwrentius
Recovering a lost partition using gpart Even today people do not understand how important it is for the safety of your data to make backups....
over a year ago
20
over a year ago
Even today people do not understand how important it is for the safety of your data to make backups. I was asked to perform some data recovery on a hard drive of an old computer, which still contained important documents and photo's. The first thing I did was to make a disk image...
Birchtree
The Pebble (which made me fall in love with smart watches) is back Introducing Two New PebbleOS Watches! We’re excited to announce two new smartwatches that run open...
4 months ago
29
4 months ago
Introducing Two New PebbleOS Watches! We’re excited to announce two new smartwatches that run open source PebbleOS and are compatible with thousands of your beloved Pebble apps. The original Pebble was my “a ha!” moment when I realized smart watches were the real deal, even in
Jonas Hietala
December Theme: New World Order The The Experimental Gameplay Project drives on with the Art Game theme which will last the rest of...
over a year ago
14
over a year ago
The The Experimental Gameplay Project drives on with the Art Game theme which will last the rest of this year but that’s something we can’t accept! I’ve done my game and I didn’t force myself out from the Haskell world just to do nuthin so here’s a new little theme for me :) What...
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...
8 months ago
43
8 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
A * After a few hours of coding I’ve made a little, little, bit of progress but it took a lot longer...
over a year ago
19
over a year ago
After a few hours of coding I’ve made a little, little, bit of progress but it took a lot longer than I would have liked. I’ve basically managed to make a world and some tiles in the world and we have a worker who can move around on the tiles and he can’t move on all...
Daniel De Laney
Artificial Intelligence In 2018 I worked with argodesign on an artificial intelligence client project, and Fast Company...
over a year ago
11
over a year ago
In 2018 I worked with argodesign on an artificial intelligence client project, and Fast Company published an article on our work: This Is The World’s First Graphical AI Interface. For confidentiality reasons I can’t publicly go into more detail on the project than to link to that...
Applied Cartography
You gotta be able to taste the kool-aid Cognition, a six-month-old startup in the AI coding space just raised $175m at a $2b...
a year ago
19
a year ago
Cognition, a six-month-old startup in the AI coding space just raised $175m at a $2b valuation: Despite the skepticism surrounding Devin’s launch, the AI coding assistant has shown promising results. According to the SWE-Bench benchmark, which evaluates AI models on software...
latest projects -...
Fluid Simulation Pendant [Hardware] Wearable real-time FLIP device
6 months ago
Louwrentius
Cryptocurrencies are detrimental to society Want to listen to this article? audio element. Introduction How would you explain the inner...
over a year ago
21
over a year ago
Want to listen to this article? audio element. Introduction How would you explain the inner workings of bitcoin to a person in simple, understandable terms? source This explanation seems perfect to me because it illustrates some seriously problematic aspects of...
Home on Erik...
Interviewing is a noisy prediction problem I have done roughly 2,000 interviews in my life. When I started recruiting, I had so much confidence...
over a year ago
16
over a year ago
I have done roughly 2,000 interviews in my life. When I started recruiting, I had so much confidence in my ability to assess people. Let me just throw a couple of algorithm questions at a candidate and then I'll tell you if they are good or not!
watchTowr Labs
QNAP QTS - QNAPping At The Wheel (CVE-2024-27130 and friends) Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it)...
a year ago
18
a year ago
Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it) is in every ransomware gang and APT group’s top-10 to-do-list items, and so it makes sense that our research voyage would, at some point, cross paths with products
Matt Mullenweg
Scale In high school when 5% of your class doesn’t like you it’s like 3-5 people. Running a company of...
5 months ago
35
5 months ago
In high school when 5% of your class doesn’t like you it’s like 3-5 people. Running a company of 1,700+ when 5% doesn’t like you, that’s 85 people! That fills a room. 150k followers and 5% don’t like you now you have a small stadium of 7,500 people. It’s still 5%.
latest projects -...
LED Matrix Earrings [Hardware] Itsy bitsy teeny weeny yellow dot-matrix LED
a year ago
Toni Lijic
Homage to My Last Name How I build my custom error page with Next.js & Tailwind
8 months ago
Notes on software...
Checking linearizability in Go You want to check for strict consistency (linearizability) for your project but you don't want to...
8 months ago
23
8 months ago
You want to check for strict consistency (linearizability) for your project but you don't want to have to deal with the JVM. Porcupine, used by a number of real-world systems like etcd and TiDB, has you covered! Importantly, neither Jepsen projects nor Porcupine can...
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
17
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
Weekend projects: Sketchy Sketch Making a nicer version of a forgotten, electronic Etch-A-Sketch toy.
6 months ago
The Pragmatic...
Interesting startup idea: benchmarking cloud platform pricing A team of 3 developers built a neat platform called Spare Cores that makes cloud instance pricing...
9 months ago
76
9 months ago
A team of 3 developers built a neat platform called Spare Cores that makes cloud instance pricing more transparent. A deepdive on how exactly they did it.
Louwrentius
Systemd Forward Secure Sealing of system logs makes little sense Systemd is a more modern replacement of sysvinit and its in the process of being integrated into...
over a year ago
18
over a year ago
Systemd is a more modern replacement of sysvinit and its in the process of being integrated into most mainstream Linux distributions. I'm a bit troubled by one of it's features. I'd like to discuss the Forward Secure Sealing (FSS) feature for log files that is part of systemd....
Jonas Hietala
I'm writing a book: Why Cryptocurrencies? I decided to write a book. It’s called “Why Cryptocurrencies?” and I will be uploading chapters as I...
over a year ago
17
over a year ago
I decided to write a book. It’s called “Why Cryptocurrencies?” and I will be uploading chapters as I complete them. It’s available to read online for free. I’ve only uploaded the introductory parts but I’ve got a bunch more planned. Why write a book you ask? Well, why not? I...
Neil Madden
Why the OAuth mTLS spec is more interesting than you might think I was catching up on the always excellent Security. Cryptography. Whatever. podcast, and enjoyed the...
over a year ago
22
over a year ago
I was catching up on the always excellent Security. Cryptography. Whatever. podcast, and enjoyed the episode with Colm MacCárthaigh about a bunch of topics around TLS. It’s a great episode that touches a lot of subjects I’m interested in, so go ahead and listen to it if you...
Odds and Ends of...
Odds and Ends #42: An Elizabeth Line extension, some mad planning law nonsense, and the world's most... Your regular round-up of interesting links
8 months ago
Lighthouse Blog
Updates March 15
a year ago
Arduino Blog
Easily add Python-controlled GPIO pins to any computer Let’s say that, hypothetically, you wanted to use your computer to blink an LED or read the state of...
a year ago
93
a year ago
Let’s say that, hypothetically, you wanted to use your computer to blink an LED or read the state of a button. Could you? Almost certainly not — at least not without additional hardware. Most modern computers don’t provide any interface for direct interaction with low-level...
Birchtree
Meta has squandered Threads Jon Passantino writing for Status: Hanging by a Thread Now Threads feels rather lifeless. While...
3 months ago
34
3 months ago
Jon Passantino writing for Status: Hanging by a Thread Now Threads feels rather lifeless. While users still post there, for many has become something of a second-tier platform—a place that they dump content out of habit, not because they’re having real conversations or finding...
Louwrentius
Redhat explains why chroot is not a security feature I came across this Redhat security blog post that explains why the chroot command has it's uses, but...
over a year ago
19
over a year ago
I came across this Redhat security blog post that explains why the chroot command has it's uses, but it isn't magic security pixie dust. Running an application from within a chrooted jail or just on a well-configured system would result in the same level of security. Josh...
Greater Still by...
Joining TCG Crypto I am thrilled to share that I am joining the team at TCG, The Chernin Group, to focus on the firm’s...
over a year ago
14
over a year ago
I am thrilled to share that I am joining the team at TCG, The Chernin Group, to focus on the firm’s investments at the intersection of consumer and crypto.
Himanshu Mishra |...
The era of fake acquaintance I wrote Something provocative happened with me yesterday. I was with :name-retracted: in CCD after...
over a year ago
11
over a year ago
I wrote Something provocative happened with me yesterday. I was with :name-retracted: in CCD after you left. We were there for quite some…
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
15
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...
latest projects -...
3D Model Viewer Improvements [Software] Unlocking the embedded gimbals
a year ago
Home on Erik...
Benchmark of Approximate Nearest Neighbor libraries Annoy is a library written by me that supports fast approximate nearest neighbor queries. Say you...
over a year ago
19
over a year ago
Annoy is a library written by me that supports fast approximate nearest neighbor queries. Say you have a high (1-1000) dimensional space with points in it, and you want to find the nearest neighbors to some point.
Evan Hahn's blog
An ode to my favorite mobile game I can’t stop telling my friends about Forward: Escape the Fold and now I’m telling you. I bought it...
4 months ago
70
4 months ago
I can’t stop telling my friends about Forward: Escape the Fold and now I’m telling you. I bought it more than two years ago and it’s my favorite mobile game by a mile. Forward describes itself as the “perfect bitesized roguelike dungeon crawler”. You control a character trying to...
Simply Explained
Bringing Foam Monsters to Life: How I Wrote and Illustrated a Children's Book Using AI I've always wanted to write a book. It's been on my bucket list for several years, but I never got...
5 months ago
37
5 months ago
I've always wanted to write a book. It's been on my bucket list for several years, but I never got around to it. Last summer I had a revelation: my kids love being read to, so why don't I write a story for them?Here's how I approached writing a children's book and how I used AI...
Louwrentius
'Improved' image gallery for Blogofile This blog is just static HTML pages that are generated using Blogofile. The Blogofile website sports...
over a year ago
16
over a year ago
This blog is just static HTML pages that are generated using Blogofile. The Blogofile website sports a small image gallery that has been written to illustrate how to create your own 'controllers' or Blogofile plugins. My Python skills are horrible buy I managed to improve a bit...
Lighthouse Blog
Updates December 01: UX improvements
a year ago
Krebs on Security
Microsoft: 6 Zero-Days in March 2025 Patch Tuesday Microsoft today issued more than 50 security updates for its various Windows operating systems,...
4 months ago
29
4 months ago
Microsoft today issued more than 50 security updates for its various Windows operating systems, including fixes for a whopping six zero-day vulnerabilities that are already seeing active exploitation.
Home on Erik...
NoDoc We had an unconference at Spotify last Thursday and I added a semi-trolling semi-serious topic about...
over a year ago
17
over a year ago
We had an unconference at Spotify last Thursday and I added a semi-trolling semi-serious topic about abolishing documentation. Or NoDoc, as I'm going to call this movement. This was meant to be mostly a thought experiment, but I don't see it as complete madness.
Arduino Blog
Arduino makes TIME’s 2025 World’s Top EdTech Companies We’re proud to share that Arduino has ranked #9 in TIME magazine’s 2025 list of the World’s Top...
2 months ago
10
2 months ago
We’re proud to share that Arduino has ranked #9 in TIME magazine’s 2025 list of the World’s Top EdTech Companies, created in collaboration with global market research firm Statista. This recognition places us in the top 10 globally – and reinforces our long-term commitment to...
Arduino Blog
Prototype faster and smarter in 2025: Meet the Arduino Pro Portenta Proto Kit Launching today at CES 2025, the Arduino Pro Portenta Proto Kit is here to revolutionize how...
6 months ago
55
6 months ago
Launching today at CES 2025, the Arduino Pro Portenta Proto Kit is here to revolutionize how professionals approach prototyping. Designed to empower engineers, designers, and innovators from all walks of life, this kit provides everything you need to turn your ideas into...
Jonas Hietala
Embedding youtube videos with Hakyll A while ago a made a timelapse of my entry to Ludum Dare. This is how I parse and embed videos using...
over a year ago
18
over a year ago
A while ago a made a timelapse of my entry to Ludum Dare. This is how I parse and embed videos using Hakyll. I don’t want to remember any special syntax for embedding, I don’t want to bother (remember?) to use something like {% youtube: <link> %} or whatever syntax we might find...
Applied Cartography
You should build this: A prior iteration of this site had a page called "Project ideas" that listed a bunch of things that...
9 months ago
22
9 months ago
A prior iteration of this site had a page called "Project ideas" that listed a bunch of things that I'd like to build. This was a good idea and useful in its own right (I got a few people to build companies and projects based on them, and it was a useful avenue by which folks...
Home on Erik...
Music recommendations using cover images (part 1) Scrolling through the Discover page on Spotify the other day it occurred to me that the album is in...
over a year ago
16
over a year ago
Scrolling through the Discover page on Spotify the other day it occurred to me that the album is in fact a fairly strong visual proxy for what kind of content you can expect from it. I started wondering if the album cover can in fact be used for recommendations.
Birchtree
The battle of the budget phones Just days after I got my iPhone 16e, Apple’s (less) budget (than ever before) iPhone, Nothing is out...
4 months ago
28
4 months ago
Just days after I got my iPhone 16e, Apple’s (less) budget (than ever before) iPhone, Nothing is out here with new their new budget phones, the Phone (3a) and (3a) Pro. These models start at $379 and $459 respectively, so they certainly undercut the new iPhone, so let&
Good Enough
Let's talk about conversations If you subscribe to our newsletter — which you do, right? — then you'll know that recently we've...
a year ago
19
a year ago
If you subscribe to our newsletter — which you do, right? — then you'll know that recently we've been thinking about conversations. We're a small group making fun software for people, and we like to have conversations with those people; the lovely folks who like our take on...
Greater Still by...
Better Interfaces, Better Products Identity via algorithms, wallets as browsers, crypto's "front page" — how interfaces govern the way...
over a year ago
12
over a year ago
Identity via algorithms, wallets as browsers, crypto's "front page" — how interfaces govern the way we interact with the world
Neil Madden
Making things I made my daughter a toy tree house thing for Christmas out of old firewood (and a slice of cedar...
over a year ago
17
over a year ago
I made my daughter a toy tree house thing for Christmas out of old firewood (and a slice of cedar donated by a neighbour). It’s a bit clunky in places — “rustic” shall we say? But I probably enjoyed making this, over a few weeks of lunchtimes and evenings, more than anything I’ve...
Louwrentius
Did you know that RDP is as insecure as telnet? Microsoft developed the remote desktop protocol in order to allow remote GUI- based access to hosts....
over a year ago
17
over a year ago
Microsoft developed the remote desktop protocol in order to allow remote GUI- based access to hosts. It is easy to pick on Microsoft and I do respect what they have accomplished, however, it may not come as a surprise that they did it all wrong with RDP in terms of security. By...
Vitalik Buterin's...
On Radical Markets
over a year ago
Louwrentius
Finding a good blu-ray player for Mac OS X I find playing a Blu-ray movie on my Mac cumbersome. I've been using Plex, XBMC and VLC but these...
over a year ago
16
over a year ago
I find playing a Blu-ray movie on my Mac cumbersome. I've been using Plex, XBMC and VLC but these free open-source products are all a usability nightmare. To play a Blu-ray movie, you have to perform these steps: right-click on the BDMV file choose 'show packet contents' go to...
lcamtuf’s thing
Investigating an "evil" RJ45 dongle Reverse-engineering hardware can be difficult -- but sometimes, all you need is a comfy armchair and...
6 months ago
66
6 months ago
Reverse-engineering hardware can be difficult -- but sometimes, all you need is a comfy armchair and some Google Translate.
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...
over a year ago
17
over 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...
Jonas Hietala
Reinstalling Slackware So I reinstalled slackware on my machine and decided to take some rough notes of the most important...
over a year ago
16
over a year ago
So I reinstalled slackware on my machine and decided to take some rough notes of the most important steps I made. I did not document the steps in detail, and some are very specific for my setup. But maybe it can be useful for someone, or myself. Basic steps Make slackware usb...
Willem's Blog
Designing a multi dimensional capacity queue Dealing with a capacity queue is challenging, but if you take the time to model it right it is...
over a year ago
18
over a year ago
Dealing with a capacity queue is challenging, but if you take the time to model it right it is possible to create a performant and reliable system.
Good Enough
All About CSS: Alphabetize, Normalize, and Dark-mode-itize Hello reader, I’m Matthew, the newest member of Good Enough (LLC). The rest of the team are avid...
over a year ago
21
over a year ago
Hello reader, I’m Matthew, the newest member of Good Enough (LLC). The rest of the team are avid writers and sharers… I’m not. But they keep chanting “One of us. One of us.” so I suppose you’ll see me around here sometimes. For my inaugural post, I thought I’d quickly share what...
Jonas Hietala
Preventing Firefox from creating Desktop directories With a fresh firefox installation I found that it kept creating a ~/Desktop directory. But I found...
over a year ago
14
over a year ago
With a fresh firefox installation I found that it kept creating a ~/Desktop directory. But I found how to turn it off. Edit ~/.config/user-dirs.dirs...
./techtipsy
Turns out that I'm a 'prolific open-source influencer' now Yes, you read that right. I’m a prolific open-source influencer now. Some years ago I set up a...
5 months ago
37
5 months ago
Yes, you read that right. I’m a prolific open-source influencer now. Some years ago I set up a Google Alert with my name, for fun. Who knows what it might show one day? On 7th of February, it fired an alert. Turns out that my thoughts on Ubuntu were somewhat popular, and it ended...
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,...
9 months ago
95
9 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.
Arduino Blog
This Kenyan engineer modernizes vintage cars with a custom ECU and EFI upgrades The automotive industry’s switch from carburetion to fuel injection was one of the most effective...
9 months ago
60
9 months ago
The automotive industry’s switch from carburetion to fuel injection was one of the most effective advancements of the 20th century. Electronic fuel injection allows for precise control over an internal combustion engine’s air-fuel mixture, which dramatically improves fuel...
Abishek Muthian
Get notification when a new device connects to OpenWRT When a new device is connects to my OpenWRT router, I get a notification on Gotify. This serves as a...
7 months ago
16
7 months ago
When a new device is connects to my OpenWRT router, I get a notification on Gotify. This serves as a good low-key intrusion detection along with my earlier OpenWRT login alerts. Heavy lifting was already done by Brandon McFarlin, I had to just modify the code to send messages to...
axio.ms
32-bit hat, with LEDs Built in November 2015 (now-traditional multi-year writeup delay applied) A hat,...
over a year ago
27
over a year ago
Built in November 2015 (now-traditional multi-year writeup delay applied) A hat, bejewelled with 38 RGB LEDs Is this thing on..? It’s been a while since I’ve written one of these. So, the hat. It’s been on the writeup pile for almost 6 years, nagging away. Finally...
Louwrentius
Automated install of Debian Linux based on PXE net booting Every honest and good system administrator is continue bussy with automating his work. For two...
over a year ago
20
over a year ago
Every honest and good system administrator is continue bussy with automating his work. For two reasons: Repeating the same task over and over again is friggin boring. A system administrator has better things to do, such as drinking coffee. Humans make mistakes, especially if...
Christian Selig
Introducing Juno for Apple Vision Pro YouTube is probably one of the parts of the internet I consume the most, so I was more than a little...
a year ago
109
a year ago
YouTube is probably one of the parts of the internet I consume the most, so I was more than a little sad when YouTube announced that they don’t have plans to build a visionOS app, and disabled the option to load the iPad app. This leaves you with Safari, and the website is okay,...
Birchtree
El Salvador gives up on Bitcoin The Tico Times: El Salvador Abandons Bitcoin as Legal Tender After Failed Experiment Bitcoin was...
5 months ago
26
5 months ago
The Tico Times: El Salvador Abandons Bitcoin as Legal Tender After Failed Experiment Bitcoin was never used by most Salvadorans, its modern city was never built, and now it will cease to be legal tender in El Salvador, the first country in the world to adopt it in 2021: a
Jonas Hietala
FTL got a new victim Faster than Light the great game I lost a ton of time on, has found a new victim. It’s not someone...
over a year ago
16
over a year ago
Faster than Light the great game I lost a ton of time on, has found a new victim. It’s not someone you’d expect, it’s even someone who said: “What a bad game” when she saw me playing it. But nevertheless this Saturday she played it more than 2.5 hours! I told Veronica I wanted...
Arduino Blog
YouTuber builds robot to make boyfriend take out the trash Is there anything more irritating than living with a partner who procrastinates on their share of...
a month ago
20
a month ago
Is there anything more irritating than living with a partner who procrastinates on their share of the chores? Even if it isn’t malicious, it sure is annoying. Taking out the trash is YouTuber CircuitCindy’s boyfriend’s responsibility, but he often fails to do the task in a timely...
Birchtree
Nothing in your workflow is permenent My friend and podcast co-host Chris Lawley just posted a video about how his relationship with the...
3 months ago
21
3 months ago
My friend and podcast co-host Chris Lawley just posted a video about how his relationship with the iPad has changed over time. I linked to this on social media and got a few replies from folks who said something to the effect of, "we told you so," which
Vitalik Buterin's...
The Revenue-Evil Curve: a different way to think about prioritizing public goods funding
over a year ago
Willem's Blog
iPad Pro as primary computer Is the time right to use an iPad as primary development platform to get some real work done?
over a year ago
Willem's Blog
Supernova E3 Pro 2 dynamo powered headlight
over a year ago
Computer Ads from...
Comics from 1983/12 Issue of Videogaming and Computer Gaming Illustrated Time for some oldie levity.
2 months ago
Birchtree
What's that power you've amassed for if you're not going to use it? I read this excellent post by Niléane: Are Pride Wallpapers and a Watch Band Enough in 2025?… At a...
2 months ago
15
2 months ago
I read this excellent post by Niléane: Are Pride Wallpapers and a Watch Band Enough in 2025?… At a time when some trans people are actively seeking to flee the U.S. to preserve their fundamental right to a healthy, safe, and decent life free from the
computers are bad
2023-11-04 nuclear safety Nuclear weapons are complex in many ways. The basic problem of achieving criticality is difficult on...
a year ago
149
a year ago
Nuclear weapons are complex in many ways. The basic problem of achieving criticality is difficult on its own, but deploying nuclear weapons as operational military assets involves yet more challenges. Nuclear weapons must be safe and reliable, even with the rough handling and...
Willem's Blog
Monolithic vs Microservices software architecture This week I flew to Gothenburg to talk about enterprise software architecture, read along to learn...
over a year ago
23
over a year ago
This week I flew to Gothenburg to talk about enterprise software architecture, read along to learn about choosing the right architecture for your app development
Home on Erik...
Google diversity memo, global warming, Pascal's wager, and other stuff There's about 765 million blog posts about the diversity “memo” that leaked out of Google a couple...
over a year ago
15
over a year ago
There's about 765 million blog posts about the diversity “memo” that leaked out of Google a couple of weeks ago. I think the case for any biological difference is pretty weak, and it bothers me when people refer to an “interest gap” as anything else than caused by the...
Jordan’s Substack
On Building Git for Lawyers Over this past weekend, Twitter discovered the problem that I have dedicated the past four years of...
8 months ago
38
8 months ago
Over this past weekend, Twitter discovered the problem that I have dedicated the past four years of my life to solving. Why don't lawyers and other non-coders use git?
./techtipsy
Self-hosting Wikipedia using Kiwix Do you have a need to host Wikipedia on your computer? Or a StackExchange site, like Super...
over a year ago
53
over a year ago
Do you have a need to host Wikipedia on your computer? Or a StackExchange site, like Super User? It’s easier than you think! Step 1: download stuff! The Kiwix project provides ZIM files for many popular websites, including Wikipedia. These files can be downloaded over at Kiwix...
Jorge Arango
How AI Is Built Podcast Nicolay Gerold interviewed me for his How AI is Built podcast. Our conversation focused on...
3 months ago
37
3 months ago
Nicolay Gerold interviewed me for his How AI is Built podcast. Our conversation focused on information architecture – with an interesting angle: Nicolay’s audience consists primarily of engineers developing AI products. What can these folks learn from IA to create better AI...
Vitalik Buterin's...
Where to use a blockchain in non-financial applications?
over a year ago
Jonas Hietala
Habits to start I haven’t been feeling quite as forward or as energetic lately. There are no set plans, habits or...
over a year ago
16
over a year ago
I haven’t been feeling quite as forward or as energetic lately. There are no set plans, habits or goals for this spring and I don’t have a clear vision of what to do currently but it also feels… fine? Maybe I will cruise in a lower gear for a while and rev up when my mood...
Jonas Hietala
Site restyle and update I’m not sure how I got started but I recently read an excellent book about typography: Butterick’s...
over a year ago
15
over a year ago
I’m not sure how I got started but I recently read an excellent book about typography: Butterick’s Practical Typography. It’s free and there’s a section Typography in ten minutes if you want the important bits. He makes a pretty good case for why it matters when he points out the...
Posts on Made of...
Disable Transparent Hugepages tl;dr “Transparent Hugepages” is a Linux kernel feature intended to improve performance by making...
over a year ago
24
over a year ago
tl;dr “Transparent Hugepages” is a Linux kernel feature intended to improve performance by making more efficient use of your processor’s memory-mapping hardware. It is enabled ("enabled=always") by default in most Linux distributions. Transparent Hugepages gives some applications...
Bryan Braun - Blog
Technology you don’t have to think about “Civilization advances by extending the number of important operations which we can perform without...
3 months ago
35
3 months ago
“Civilization advances by extending the number of important operations which we can perform without thinking about them.” – Alfred North Whitehead Effective technology takes our most time-consuming tasks and moves them into the background so we can focus on other important...
Lighthouse Blog
Updates January 12
a year ago
Never Met a Science
Do Echo Chambers Cause Echo Chambers? Towards poetic validity
a year ago
OH8HUB’s Substack
Spring day ham radio activation in Hiastinlahti, Finland Hiastinlahti is a bay where river Iijoki flows into Bothnian Bay, the northernmost part of Gulf of...
over a year ago
101
over a year ago
Hiastinlahti is a bay where river Iijoki flows into Bothnian Bay, the northernmost part of Gulf of Bothnia. This area is a Nature 2000 nature reserve area and good spot for bird watching. The area has a two kilometer long nature trail with fireplace, lean-to and toilet. From the...
Arduino Blog
Synjets provide non-contact haptic feedback If the COVID pandemic showed us anything, it is that our public spaces are overflowing with...
a year ago
115
a year ago
If the COVID pandemic showed us anything, it is that our public spaces are overflowing with opportunity for germ transmission. In 2019, most people didn’t think twice about touching a gas pump handle or an ATM touchscreen, but it quickly became apparent that such contact presents...
Greater Still by...
Revisiting Borderless Payments What’s old is new again. By Gaby Goldberg & Bridget Harris
a year ago
Computer Ads from...
Mark Williams' C Programming System What C did for Programming Mark Williams has done for C Programming
11 months ago
Notes on software...
Writing a storage engine for Postgres: an in-memory Table Access Method With Postgres 12, released in 2019, it became possible to swap out Postgres's storage engine. This...
a year ago
20
a year ago
With Postgres 12, released in 2019, it became possible to swap out Postgres's storage engine. This is a feature MySQL has supported for a long time. There are at least 8 different built-in engines you can pick from. MyRocks, MySQL on RocksDB, is another popular third-party...
Willem's Blog
Building the blog... in style! Find out if it is possible to turn a computer from the 90s into a modern development machine.
over a year ago
Arduino Blog
Massive tentacle robot draws massive attention at EMF Camp Most of the robots we feature only require a single Arduino board, because one Arduino can control...
a year ago
74
a year ago
Most of the robots we feature only require a single Arduino board, because one Arduino can control several motors and monitor a bunch of sensors. But what if the robot is enormous and the motors are far apart? James Bruton found himself in that situation when he constructed this...
Willem's Blog
Traffic shaping using iptables and tc This month I responded to an automated alert indicating excessive bandwidth usage on a server,...
over a year ago
19
over a year ago
This month I responded to an automated alert indicating excessive bandwidth usage on a server, requiring me to apply traffic shaping to mitigate the traffic.
Birchtree
Starship is a late contender for favorite new things in 2024 I don't have a huge love for Star Fox 64. I mean I played it with friends and I still have the...
6 months ago
38
6 months ago
I don't have a huge love for Star Fox 64. I mean I played it with friends and I still have the cartridge all these years later, but it's not as big a part of my childhood as Ocarina of Time was. That said, the Ocarina
Home on Erik...
Fun with trigonometry: the world's most twisted coastline I just spent a few days in Italy, on the Ligurian coast. Even though we were on the west side of...
over a year ago
15
over a year ago
I just spent a few days in Italy, on the Ligurian coast. Even though we were on the west side of Italy, the Mediterranean sea was to the east, because the house was situated on a long bay.
detreville
The IBM 701 "IBM's first computer"
over a year ago
Vitalik Buterin's...
Don't overload Ethereum's consensus
over a year ago
Birchtree
Introducing Quick Stuff Today I'm introducing the most side of side projects I've done in a long time, and I'm calling it...
3 months ago
22
3 months ago
Today I'm introducing the most side of side projects I've done in a long time, and I'm calling it Quick Stuff. Quick Stuff is a place for me to put all of my little projects in one place, and I'm really happy
Posts on Made of...
A Brief Introduction to termios If you’re a regular user of the terminal on a UNIX system, there are probably a large number of...
over a year ago
19
over a year ago
If you’re a regular user of the terminal on a UNIX system, there are probably a large number of behaviors you take mostly for granted without really thinking about them. If you press ^C or ^Z it kills or stops the foreground program – unless it’s something like emacs or vim, in...
Matt Blewitt
Modifying pg_dump To Exclude Event Triggers At $WORK, we have a case where we have implemented an event trigger to prevent customers from...
a year ago
18
a year ago
At $WORK, we have a case where we have implemented an event trigger to prevent customers from dropping an extension. As this extension is part of contrib and normally installed by users, we can’t prevent them from dropping it normally. However, event triggers can only be created...
Arduino Blog
DIY ECU controls Honda Insight’s Kubota diesel engine The Honda Insight was the first hybrid car released in North America and Honda put serious effort...
a year ago
115
a year ago
The Honda Insight was the first hybrid car released in North America and Honda put serious effort into making it as efficient as was practical at the time. That meant aerodynamic streamlining, which is why the first-generation Insight had very distinct covers over the rear...
tim.sh
I made a Chrome extension to help avoid playing cheaters in chess If you google “chrome extension for cheating in chess”, you’ll find a lot of them. Cheating is so...
6 months ago
28
6 months ago
If you google “chrome extension for cheating in chess”, you’ll find a lot of them. Cheating is so easy, it’s crazy. If you google “chrome…
Matt Mullenweg
WordCamp Asia and Maha Kumbh Mela It’s been fantastic being in the Philippines for this year’s WordCamp Asia. We have attendees from...
4 months ago
37
4 months ago
It’s been fantastic being in the Philippines for this year’s WordCamp Asia. We have attendees from 71 countries, over 1,800 tickets sold, and contributor day had over 700 people! It’s an interesting contrast to US and EU WordCamps as well in that the audience is definitely a lot...
Willem's Blog
Being a volunteer in Amsterdam-Zuidoost About my work as volunteer in the local community center in Amsterdam Zuidoost
over a year ago
The New Oil
The Invisible Way You Can Be Tracked Online
7 months ago
Jonas Hietala
Home office renovation When we moved back to our childhood community and bought a house I had one pretty big requirement: I...
over a year ago
18
over a year ago
When we moved back to our childhood community and bought a house I had one pretty big requirement: I had to have a home office as I need to work remote. There simply isn’t any software development work for me here. So the later part of 2018 and early 2019 we’ve renovated an old...
Odds and Ends of...
Odds and Ends #49: How bat protection regulations broke Britain's planning system Plus how Europe isn't *all bad* at growth, why every Netflix film is forgettable, and why you should...
6 months ago
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...
10 months ago
79
10 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...
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
50
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...
Birchtree
Somehow, more YouTube gems Yup, we’re doing this again because you all seem to like them an honestly I kinda like making them...
7 months ago
43
7 months ago
Yup, we’re doing this again because you all seem to like them an honestly I kinda like making them 😊 I love Answer in Progress, especially Sabrina’s videos, and she gets about as obsessed with anything she’s ever looked at in this episode (and
Old Vintage...
The "35-cent" Commodore 64 softmodem Rockwell famously used 6502-based cores in modems for many years, but that doesn't mean other 6502s...
6 months ago
23
6 months ago
Rockwell famously used 6502-based cores in modems for many years, but that doesn't mean other 6502s couldn't be used. If only there were a way to connect a Commodore 64's audio output directly to an RJ-11 plug ... Convergent WorkSlate stuff I've got to catalogue. Officially...
Arduino Blog
Finally, you can DIY your own espresso machine Caffeine lovers take their coffee very seriously and that is most apparent when you dive into the...
10 months ago
75
10 months ago
Caffeine lovers take their coffee very seriously and that is most apparent when you dive into the world of espresso machines. To satisfy enthusiasts, an espresso machine needs to provide precise control over temperature, pressure, and flow to enable the perfect pull. But if...
Good Enough
TIL: Turbo Stream and personalised content Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages...
a year ago
18
a year ago
Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages without requiring the browser to reload the whole page. But if the information you want to stream back from your server to the client has anything specific to the current user — like...
Arduino Blog
DIY submersible pump controller helps retrieve well water It might surprise our urban-dwelling readers, but wells are still very common in rural areas where...
a year ago
63
a year ago
It might surprise our urban-dwelling readers, but wells are still very common in rural areas where it is difficult or prohibitively expensive to run utilities. The CDC reports that more than 15 million households rely on groundwater and wells — and that’s just in the United...
Jonas Hietala
HandCash handles require trust and are insecure The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their...
over a year ago
12
over a year ago
The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their $handle concept. It’s basically a username you use instead of the normal Bitcoin Cash address, similar to how domain names abstract away IP addresses. For example instead of...
Arduino Blog
Arduino Cloud is now available in AWS Marketplace! We’re excited to announce that Arduino Cloud is now available in AWS Marketplace, making it easier...
9 months ago
64
9 months ago
We’re excited to announce that Arduino Cloud is now available in AWS Marketplace, making it easier than ever for developers and businesses worldwide to integrate our powerful IoT platform into their AWS infrastructure. This development is particularly relevant for those in...
Opsbros
Saibah Securitah It's always okay to buy the domain for the meme!
over a year ago
Jonas Hietala
2023 in review This is my yearly review #14. Amazing that I’ve kept up with this for 14 years. Even though it’s not...
a year ago
16
a year ago
This is my yearly review #14. Amazing that I’ve kept up with this for 14 years. Even though it’s not anything advanced, I really like looking back at the year to see what has happened. Maybe it’s a very light version of a reverse bucket list, and I can see that it provides some...
Posts on Made of...
Reader/reader blocking in reader/writer locks Abstract In writer-priority reader/writer locks, as soon as a single writer enters the acquisition...
over a year ago
20
over a year ago
Abstract In writer-priority reader/writer locks, as soon as a single writer enters the acquisition queue, all future accesses block behind any in-flight reads. Thus, if any readers hold the lock for extended periods of time, this can lead to extreme pauses and loss of throughput...
computers are bad
2024-08-19 mining for meteors Billboards Route 66 is often viewed through the lens of its billboards. The Jack Rabbit Trading...
11 months ago
98
11 months ago
Billboards Route 66 is often viewed through the lens of its billboards. The Jack Rabbit Trading Post, a small store a few miles out of Joseph City, would hardly be remembered were it not for its billboards spanning four states. The tradition of far-advance billboards is still...
Arduino Blog
Alvik Fight Club: A creative twist on coding, competition, and collaboration What happens when you hand an educational robot to a group of developers and ask them to build...
4 days ago
6
4 days ago
What happens when you hand an educational robot to a group of developers and ask them to build something fun? At Arduino, you get a multiplayer robot showdown that’s part battle, part programming lesson, and entirely Alvik. The idea for Alvik Fight Club first came to life during...
./techtipsy
Disabling the crappy Broadcom Bluetooth adapter in your ThinkPad T430 running Linux You’ve disabled the boneheaded Lenovo WiFi adapter whitelist using a tool like 1vyrain, installed a...
over a year ago
59
over a year ago
You’ve disabled the boneheaded Lenovo WiFi adapter whitelist using a tool like 1vyrain, installed a better adapter like the Intel Dual Band Wireless-AC 7260, and found that Bluetooth is not working as intended on your ThinkPad T430 running Linux? Here’s a guide on what you can...
Style over Substance
Using the EZCOO / AVStar HAE118 HDMI2.1 Audio Extractor for PS5/Xbox audio Back in 2021, we bought a PlayStation 5 (PS5) as our main living room console. Making the most out...
over a year ago
92
over a year ago
Back in 2021, we bought a PlayStation 5 (PS5) as our main living room console. Making the most out of this console meant we also had to buy a new TV, as our old TV was not 4K-compatible and did not support HDMI2.1, the new A/V standard required to support all of the PS5’s...
Vitalik Buterin's...
Christmas Special
over a year ago
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...
11 months ago
98
11 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...
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
60
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,...
Applied Cartography
How Buttondown uses HAProxy There are few technical decisions I regret more with Buttondown than the decision to combine the...
10 months ago
21
10 months ago
There are few technical decisions I regret more with Buttondown than the decision to combine the author-facing app, the subscriber-facing app, and the marketing site all under a single domain. Most technical decisions are reversible with sufficient grit and dedication; this one...
Matt Blewitt
7 Databases in 7 Weeks for 2025 I’ve been running databases-as-a-service for a long time, and there are always new things to keep...
7 months ago
41
7 months ago
I’ve been running databases-as-a-service for a long time, and there are always new things to keep abreast of - new technologies, different ways of solving problems, not to mention all the research coming out of universities. In 2025, consider spending a week with each of these...
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 4. LLVM conditionals and compiling fibonacci Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables ...
over a year ago
19
over a year ago
Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables 3. LLVM 5. LLVM system calls 6. an x86 upgrade In this post we'll extend the compiler's LLVM backend to support compiling conditionals such that we can support...
./techtipsy
Database optimization adventures on low-end hardware I used to work on a short-term project a while ago where the goal was to visualize some metrics that...
over a year ago
51
over a year ago
I used to work on a short-term project a while ago where the goal was to visualize some metrics that were collected from a pretty fancy smart home setup. This data included power usage of various sections of the building, temperature sensors, water usage levels and more. The data...
somenice
Matter as a Smart home standard Matter is the name of the smart home standard that promises to bridge IOT devices and different home...
a year ago
54
a year ago
Matter is the name of the smart home standard that promises to bridge IOT devices and different home eco-systems. Amazon Alexa, Google Home, Apple Homekit, Samsung SmartThings, etc. To prevent 6+ flavours of smart lightbulbs working with 6+ different apps, a standard needed to be...
computers are bad
2024-03-27 telephone cables So let's say you're working on a household project and need around a dozen telephone cables---the...
a year ago
110
a year ago
So let's say you're working on a household project and need around a dozen telephone cables---the ordinary kind that you would use between your telephone and the wall. It is, of course, more cost effective to buy bulk cable, or simply a long cable, and cut it to length and attach...
Greater Still by...
Get In Loser, We’re Unbundling Again OpenSea as crypto's "shopping mall," aggregated liquidity, web3 loyalty programs, curating the...
over a year ago
12
over a year ago
OpenSea as crypto's "shopping mall," aggregated liquidity, web3 loyalty programs, curating the buyers, and more... some high-level thoughts around The Current Thing
Arduino Blog
Export data from Arduino Cloud to AWS S3 Managing your IoT data just got a whole lot easier — Arduino Cloud, now lets you send your time...
6 months ago
51
6 months ago
Managing your IoT data just got a whole lot easier — Arduino Cloud, now lets you send your time series data straight to AWS S3. With this seamless connection, organizing and analyzing your data is a breeze. In case you don’t know, Arduino Cloud is a robust, integrated platform...
Ken Shirriff's blog
The first microcomputer: The transfluxor-powered Arma Micro Computer from 1962 What would you say is the first microcomputer?1 The Apple I from 1976? The Altair 8800 from...
a year ago
16
a year ago
What would you say is the first microcomputer?1 The Apple I from 1976? The Altair 8800 from 1974? Perhaps the lesser-known Micral N (1973) or Q1 (1972)? How about the Arma Micro Computer from way back in 1962. The Arma Micro Computer was a compact 20-pound transistorized...
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
a year ago
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
19
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...
Vitalik Buterin's...
Why Proof of Stake (Nov 2020)
over a year ago
./techtipsy
Why I went back to using a ThinkPad from 2012 This post is inspired by this article from the Low-tech Magazine. I highly recommend giving that a...
over a year ago
62
over a year ago
This post is inspired by this article from the Low-tech Magazine. I highly recommend giving that a read as well! Over my lifetime, I’ve used a bunch of different computers, mainly due to new ideas and requirements popping into my mind every time I’m content with my current setup....
Nabeel S. Qureshi
Notes on Karl Popper A woven web of guesses
over a year ago
The Pragmatic...
Open source business model struggles at WordPress Automattic, creator of Wordpress, is being sued by one of the largest WordPress hosting providers....
9 months ago
82
9 months ago
Automattic, creator of Wordpress, is being sued by one of the largest WordPress hosting providers. The conflict fits into a trend of billion-dollar companies struggling to effectively monetize open source, and are changing tactics to limit their competition and increase their...
Home on Erik...
Mortality statistics and Sweden's "dry tinder" effect We live in a year of about 350,000 amateur epidemiologists and I have no desire to join that “club”....
over a year ago
17
over a year ago
We live in a year of about 350,000 amateur epidemiologists and I have no desire to join that “club”. But I read something about COVID-19 deaths that I thought was interesting and wanted to see if I could replicated it through data.
Jonas Hietala
Getting Comfortable So I physically built the computer and now I’ve been using it a while, configuring stuff and getting...
over a year ago
15
over a year ago
So I physically built the computer and now I’ve been using it a while, configuring stuff and getting used to my new screens. I think they’re about three times wide as my old laptop and now I have this one huge vertical space which is absolutely wonderful for surfing forums and...
Jorge Arango
Book Notes: “Co-Intelligence” Co-Intelligence: Living and Working with AI by Ethan Mollick Portfolio, 2024 Over the weekend, I...
5 months ago
42
5 months ago
Co-Intelligence: Living and Working with AI by Ethan Mollick Portfolio, 2024 Over the weekend, I caught up with a friend I hadn’t seen in years. When I explained that most of my work these days is focused on AI, he asked if there was one book he could read to understand how to...
Arduino Blog
This Arduino device helps ‘split the G’ on a pint of Guinness Guinness is one of those beers (specifically, a stout) that people take seriously and the Guinness...
4 months ago
34
4 months ago
Guinness is one of those beers (specifically, a stout) that people take seriously and the Guinness brand has taken full advantage of that in their marketing. They even sell a glass designed specifically for enjoying their flagship creation, which has led to a trend that the...
Opsbros
Pro-tip for Baristas If you've ever filled one of those 'Cheeki' coffee cups, or virtually any other reusable coffee cup,...
over a year ago
21
over a year ago
If you've ever filled one of those 'Cheeki' coffee cups, or virtually any other reusable coffee cup, you've definitely come across the issue that when it's 'overfilled' it will overflow when the lid is put back on. There is a
Matt Blewitt
Thoughts on User Safety We need to move beyond mere security and towards safety for our customers and our users. This is how...
over a year ago
17
over a year ago
We need to move beyond mere security and towards safety for our customers and our users. This is how we can do that.
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...
over a year ago
26
over 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”.
./techtipsy
How a Hibernate deprecation log message made our Java backend service super slow It was time to upgrade Hibernate on that one Java monolithic1 backend service that my team was...
5 days ago
12
5 days ago
It was time to upgrade Hibernate on that one Java monolithic1 backend service that my team was responsible for. We took great precautions with these types of changes due to the scale of the system, splitting changes into as many small parts as possible and releasing them as often...
Birchtree
I’m Knee-Deep in Turkey Another week, another fantastically fun episode of Comfort Zone! This week Niléane talked about her...
7 months ago
33
7 months 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
Opsbros
WetSocks Revival How to get a broken METAR/TAF Toolbar application working again; the fun way! Seeing what we can do...
over a year ago
21
over a year ago
How to get a broken METAR/TAF Toolbar application working again; the fun way! Seeing what we can do to get WetSocks Windows 98 tray weather app working again.
Notes on software...
Writing a simple JSON parser Writing a JSON parser is one of the easiest ways to get familiar with parsing techniques. The format...
over a year ago
28
over a year ago
Writing a JSON parser is one of the easiest ways to get familiar with parsing techniques. The format is extremely simple. It's defined recursively so you get a slight challenge compared to, say, parsing Brainfuck; and you probably already use JSON. Aside from that last point,...
Jonas Hietala
Building my ultimate keyboard The Cybershard keyboard. What comes to mind when you see the description “the ultimate...
7 months ago
40
7 months ago
The Cybershard keyboard. What comes to mind when you see the description “the ultimate keyboard”? There are many keyboards in this world; here are some that might fit the “ultimate” moniker: Das Keyboard 4 Ultimate mechanical keyboard DataHand Ergodox EZ Glove80 Happy...
./techtipsy
techtipsy, now hosted on k-space! This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn,...
over a year ago
83
over 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...
Jonas Hietala
The T-34/2 keyboard layout The T-34/2 layout. QMK Heatmap Generator, with all layers and combos. It’s been 6 months since my...
over a year ago
15
over a year ago
The T-34/2 layout. QMK Heatmap Generator, with all layers and combos. It’s been 6 months since my last update on the T-34 keyboard layout, and I’ve made some changes I’d like to document here. As seen in the heatmap above, the layout seems quite decent. There’s still an issue...
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
14
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...
Electronics etc…
Cable Length Measurement with an HP 8007B Pulse Generator MathJax.Hub.Config({ jax: ["input/TeX", "output/HTML-CSS"], tex2jax: { inlineMath: [...
over a year ago
95
over a year ago
MathJax.Hub.Config({ jax: ["input/TeX", "output/HTML-CSS"], tex2jax: { inlineMath: [ ['$', '$'], ["\\(", "\\)"] ], displayMath: [ ['$$', '$$'], ["\\[", "\\]"] ], processEscapes: true, skipTags: ['script', 'noscript', 'style', 'textarea', 'pre',...
Louwrentius
overview of open-source load balancers I was looking at open-source load balancing software and it seems that there isn't a nice overview...
over a year ago
17
over a year ago
I was looking at open-source load balancing software and it seems that there isn't a nice overview except from this website, although many of the listed projects seem dead. I've made a selection of products that seem to be relevant. The biggest problem with open-source software...
Lars Lofgren
My 7 Rules for A/B Testing That Triple Conversion Rates I really don’t care how any given A/B test turns out. That’s right. Not one bit. But wait, how do I...
over a year ago
21
over a year ago
I really don’t care how any given A/B test turns out. That’s right. Not one bit. But wait, how do I double or triple conversion rates without caring how a test performs? I actually care about the whole SYSTEM of testing. All the pieces need to fit together just right. If not,...
Arduino Blog
The 2024 Arduino Open Source Report is here! Every year, we take a moment to reflect on the contributions we made to the open source movement,...
4 months ago
35
4 months ago
Every year, we take a moment to reflect on the contributions we made to the open source movement, and the many ways our community has made a huge difference. As we publish the latest Open Source Report, we are proud to say 2024 was another year of remarkable progress and...
Computer Ads from...
Microwriter "I'll show you how to take on word processing single handed."
2 months ago
Willem's Blog
Champions League of Webdesign This blog post highlights often-unseen details behind the high performance website of Escape Club...
5 months ago
50
5 months ago
This blog post highlights often-unseen details behind the high performance website of Escape Club Amsterdam, blending cutting-edge technology with design and commerce.
Home on Erik...
Optimizing over multinomial distributions Sometimes you have to maximize some function $$ f(w_1, w_2, ldots, w_n) $$ where $$ w_1 + w_2 +...
over a year ago
20
over a year ago
Sometimes you have to maximize some function $$ f(w_1, w_2, ldots, w_n) $$ where $$ w_1 + w_2 + ldots + w_n = 1 $$ and $$ 0 le w_i le 1 $$ . Usually, $$ f $$ is concave and differentiable, so there's one unique global maximum and you can solve it by applying gradient ascent.
Christian Selig
Apollo for Reddit 1.9 Apollo 1.9’s a massive update to Apollo that’s taken months and months to complete, but I’m really...
over a year ago
50
over a year ago
Apollo 1.9’s a massive update to Apollo that’s taken months and months to complete, but I’m really happy with the result, and it brings together a ton of ideas from the community to make Apollo even nicer to use. The update includes a variety of features around crossposts, flair,...
Jonas Hietala
A Christmas Game I’m going through a bit of a boardgame stint, as I usually do during christmas time. I had exactly...
over a year ago
19
over a year ago
I’m going through a bit of a boardgame stint, as I usually do during christmas time. I had exactly one thing on my wishlist for this christmas for my little brother: Ticket to Ride: Nordic Countries. Guess what? I got something from my wishlist! This was our 5th or 6th game (or...
Jorge Arango
Traction Heroes Ep. 9: Procrastination Do you ever catch yourself avoiding things you need to do? Sure you, do: we all do it. In episode 9...
2 months ago
16
2 months ago
Do you ever catch yourself avoiding things you need to do? Sure you, do: we all do it. In episode 9 of Traction Heroes, Harry and I discuss what to do about it. The conversation took off when Harry read a fragment from Oliver Burkeman’s book, Meditations for Mortals. I won’t cite...
Jonas Hietala
Notifications with xmonad/irssi/urxvt So I’ve been idling on irc for years now and I’ve been using irssi for that, which works fine. I...
over a year ago
18
over a year ago
So I’ve been idling on irc for years now and I’ve been using irssi for that, which works fine. I have not had notifications enabled, so I can see from the statusbar whenever someone messages me. As I’ve never been very active this has been fine, but now I figured it’s time to fix...
Birchtree
Who has time for due process these days? The Vice President of the United States on Twitter: To say the administration must observe "due...
3 months ago
20
3 months ago
The Vice President of the United States on Twitter: To say the administration must observe "due process" is to beg the question: what process is due is a function of our resources, the public interest, the status of the accused, the proposed punishment, and so many other factors.
Jonas Hietala
The Coinparty hackathon, take two In December I declared that I would enter a Bitcoin Cash hackathon and I was excited to give my...
over a year ago
17
over a year ago
In December I declared that I would enter a Bitcoin Cash hackathon and I was excited to give my procrastination a kick in the balls. Unfortunately the hackathon was postponed to January just an hour later. Maybe the organizers didn’t think my project was exciting enough or...
Louwrentius
Wake On Lan not working with realtek r8168 card After messing around with different kernels on Debian Lenny, I noticed that my system did no longer...
over a year ago
16
over a year ago
After messing around with different kernels on Debian Lenny, I noticed that my system did no longer respond to WOL packets. The system is using an on-board Realtek R8168 chip which supports wake on lan. After searching and reading i found the problem. The system is using an...
Odds and Ends of...
The Planning Bill, Lab Meat, and why Milton Keynes isn't afraid of growth The Abundance Agenda - Episode 2 - with Chris Curtis MP
4 months ago
Opsbros
Artemis 1 Countdown I've been following the Artemis 1 Launch Schedule quite closely on a few forums and discussing it...
over a year ago
24
over a year ago
I've been following the Artemis 1 Launch Schedule quite closely on a few forums and discussing it with serveral people, and I had been regularly posting updated DateandTime countdown links for the revised launch attempts. With the schedule chnages and scrubs that have happened...
Abishek Muthian
Backup PostgreSQL to cloud This post will help you with easy, cost-effective and secure way to backup your PostgreSQL database...
over a year ago
13
over a year ago
This post will help you with easy, cost-effective and secure way to backup your PostgreSQL database to cloud. Create local scheduled backup of PostgreSQL database Login as postgres user on the console (tmux is recommended). Create .pgpass file to access database without entering...
Computer Ads from...
Plus Post: VTech Laser MSX2 The exciting new MSX computer with more features for less money
3 months ago
Computer Ads from...
Applix Alis Finally, some answers in Wonderland
3 months ago
Home on Erik...
In defense of false positives (why you can't fail with A/B tests) Many years ago, I used to think that A/B tests were foolproof and all you need to do is compare the...
over a year ago
19
over a year ago
Many years ago, I used to think that A/B tests were foolproof and all you need to do is compare the metrics for the two groups. The group with the highest conversion rate wins, right?
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 6. LLVM system calls Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables ...
over a year ago
19
over a year ago
Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables 3. LLVM 4. LLVM conditionals and compiling fibonacci 5. an x86 upgrade In this post we'll extend the ulisp compiler's LLVM backend to support printing integers to...
Arduino Blog
Behind the boards: How Alba PCB Group and Arduino bring Made-in-Italy innovation to life Our manufacturing partner Alba PCB Group, headquartered in Mogliano Veneto, Italy, invites you to...
2 months ago
28
2 months ago
Our manufacturing partner Alba PCB Group, headquartered in Mogliano Veneto, Italy, invites you to take a peek behind the scenes with a beautiful documentary by Italian director Massimiliano Finazzer Flory, A Different Alba: Arduino, an Italian Invention. Discover the...
Arduino Blog
Get notified of impending floods with this Arduino Nano 33 IoT-based display As climate change continues to worsen, events such as heavy rains, hurricanes, and atmospheric...
9 months ago
63
9 months ago
As climate change continues to worsen, events such as heavy rains, hurricanes, and atmospheric rivers have only intensified, and with them, large amounts of flooding that pose serious risks to life and property. Jude Pullen and Pete Milne, therefore, have responded by creating a...
Notes on software...
btest: a language agnostic test runner btest is a minimal, language-agnostic test runner originally written for testing compilers. Brian,...
over a year ago
18
over a year ago
btest is a minimal, language-agnostic test runner originally written for testing compilers. Brian, an ex- co-worker from Linode, wrote the first implementation in Crystal (a compiled language clone of Ruby) for testing bshift, a compiler project. The tool accomplished exactly...
Computer Ads from...
Comics from 1982/08 Commodore Computing International Mag Time for some humor
a year ago
Vitalik Buterin's...
Making Ethereum alignment legible
9 months ago
./techtipsy
How I fixed one hardware issue with another one I happen to run on an ASRock Fatal1ty B450 Gaming-ITX/ac motherboard that used to run fine, but ever...
over a year ago
49
over a year ago
I happen to run on an ASRock Fatal1ty B450 Gaming-ITX/ac motherboard that used to run fine, but ever since I installed one UEFI update, it has had this one annoying issue: whenever you reboot, it gets stuck at POST. Cold boots work fine and the shutdown-and-push-the-power-button...
Notes on software...
Analyzing large JSON files via partial JSON parsing This is an external post of mine. Click here if you are not redirected.
over a year ago
Krebs on Security
Who is the DOGE and X Technician Branden Spikes? At 49, Branden Spikes isn't just one of the oldest technologists who has been involved in Elon...
4 months ago
18
4 months ago
At 49, Branden Spikes isn't just one of the oldest technologists who has been involved in Elon Musk's Department of Government Efficiency (DOGE). As the current director of information technology at X/Twitter and an early hire at PayPal, Zip2, Tesla and SpaceX, Spikes is also...
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
110
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...
Abishek Muthian
Voice summary of news There is a need gap for Human voice summary of news. Until this need gap gets addressed, we can use...
over a year ago
13
over a year ago
There is a need gap for Human voice summary of news. Until this need gap gets addressed, we can use automation tool like tasker to implement read-aloud feature for news app like inshorts. Requirements Tasker android app. AutoInput android app. Selecting preferred voice in the...
Odds and Ends of...
Odds and Ends #58: An even greater London? Plus a revealing portrait of Westminster's hidden connections and some cope on why Trump might not...
5 months ago
32
5 months ago
Plus a revealing portrait of Westminster's hidden connections and some cope on why Trump might not be *so* catastrophic. Maybe. If we're lucky.
Christian Selig
Logging information from iOS Widgets Lately users have been emailing me with a few odd things happening with their Apollo iOS 14 home...
over a year ago
46
over a year ago
Lately users have been emailing me with a few odd things happening with their Apollo iOS 14 home screen widgets, and some well-placed logs can really help with identifying what’s going wrong. iOS has a sophisticated built in logging mechanism, os_log, and now with SwiftLogger in...
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
17
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!
./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
44
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...
anderegg.ca
Maybe Bluesky has “won” November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X....
8 months ago
27
8 months ago
November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X. Many are choosing Bluesky. I’ve seen a bunch of takes about this recently, but I keep seeing things I disagree with. I figure that’s a good enough excuse to write more about this...
Louwrentius
Understanding the Ubuntu 20.04 LTS Server Autoinstaller Introduction Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation...
over a year ago
22
over a year ago
Introduction Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation process. This includes support for 'preseeding' to create unattended (automated) installations of ubuntu. the debian installer With the introduction of Ubuntu Server 20.04 'Focal...
Applied Cartography
Tailwind black magic: swallowing all pointer events I wrote two days ago about a real and useful application of Tailwind black magic; here's...
a year ago
16
a year ago
I wrote two days ago about a real and useful application of Tailwind black magic; here's another. Buttondown has a dropzone component lets folks drag-and-drop items or click on it to get a file-picker. It's used for importing images, archives, CSVs, the works: because it's so...
Louwrentius
What home NAS builders should understand about silent data corruption Introduction When it comes to dealing with storage in a DIY NAS context, two important topics come...
over a year ago
18
over a year ago
Introduction When it comes to dealing with storage in a DIY NAS context, two important topics come up: Unrecoverable read errors (UREs) or what old people like me call 'bad sectors' Silent data corruption (data corruption unnoticed by the storage layers) I get a strong impression...
lcamtuf’s thing
The Afterlife AGENT: I am prescribing vardenafil 5 mg for you.
4 months ago
Birchtree
Worst headline of 2025 contender just dropped Victor Tangermann writing for Yahoo Finance with the very enticing headline: Microsoft CEO Admits...
4 months ago
23
4 months ago
Victor Tangermann writing for Yahoo Finance with the very enticing headline: Microsoft CEO Admits That AI Is Generating Basically No Value During an appearance on podcaster Dwarkesh Patel's show this week, Nadella offered a reality check. "Us self-claiming some [artificial...
Jonas Hietala
Undo git reset --hard I purposefully and more or less idiotically executed git reset --hard <hash> in hopes of going back...
over a year ago
15
over a year ago
I purposefully and more or less idiotically executed git reset --hard <hash> in hopes of going back a bit. What I didn’t realize then is that you throw away all the commits between now until <hash>. Not quite what was planned. After a bit of panic I found the answer: Find your...
watchTowr Labs
Get FortiRekt, I am the Super_Admin Now - FortiOS Authentication Bypass CVE-2024-55591 Welcome to Monday, and what an excitingly fresh start to the week we're all having. Grab your...
5 months ago
44
5 months ago
Welcome to Monday, and what an excitingly fresh start to the week we're all having. Grab your coffee, grab your vodka - we're diving into a currently exploited-in-the-wild critical Authentication Bypass affecting foRtinet's (we are returning the misspelling gesture 🥰) flagship...
Willem's Blog
Health and fitness data Exploring the balance between health data and intuition, this blog post delves into how personal...
a year ago
21
a year ago
Exploring the balance between health data and intuition, this blog post delves into how personal well-being and fitness goals shape our relationship with technology and self-awareness.
Jonas Hietala
Eduroam for wicd in Linkoping's University So we have eduroam at our University and unsurprisingly wicd is not on their official support list...
over a year ago
16
over a year ago
So we have eduroam at our University and unsurprisingly wicd is not on their official support list but with some googling the wonderful Arch Wiki had the answer. Well, almost. Save the following as /etc/wicd/encryption/templates/ttls-80211: name = TTLS for Wireless author =...
Engineers Need Art
Casady & Greene Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software...
10 months ago
81
10 months ago
Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software publishing.
Jorge Arango
Humanities Crash Course Week 6: Herodotus Week 6 of my humanities crash course included four books from Herodotus’s Histories and Plato’s...
5 months ago
43
5 months ago
Week 6 of my humanities crash course included four books from Herodotus’s Histories and Plato’s Symposium. I also listened to gorgeous music from exotic (to me) ports of call, learned about Persian art and architecture, and watched a new documentary about René...
The New Oil
The Unique ID You're Giving to Everyone
4 months ago
./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...
a year ago
145
a year 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...
Arduino Blog
DIY micro lab analyzes ammonia levels in blood and urine Cirrhosis of the liver is an extremely serious condition that requires extensive medical monitoring...
4 months ago
31
4 months ago
Cirrhosis of the liver is an extremely serious condition that requires extensive medical monitoring and often intervention. Progression of the condition can be fatal, so even if caught early it must be monitored closely. But, like most things in medicine, that gets expensive....
Arduino Blog
Arduino CLI 1.0 is out! We are excited to share some incredible news with you all! We recently released the Arduino CLI...
10 months ago
43
10 months ago
We are excited to share some incredible news with you all! We recently released the Arduino CLI version 1.0.0, marking a significant milestone for our software. This release is a big deal because it signifies the stabilization of the software API, bringing greater reliability and...
Home on Erik...
Luigi Presentation @ NYC Data Science, Dec 16, 2014 More Luigi presentations!
over a year ago
Gwern.net Newsletter
July 2020 gwern.net newsletter Links on the Uighurs, authoritarianism, negative emissions, AI overhang; 1 movie & 2 anime reviews
over a year ago
Engineers Need Art
Soft Dorothy Software — Shareware Projects Wherein I attempt to recover and restore old shareware code and program again like it's 1989.
10 months ago
Home on Erik...
What's up with music recommendations? I just answered a Quora question about what, if any, are the differences in the algorithms that are...
over a year ago
19
over a year ago
I just answered a Quora question about what, if any, are the differences in the algorithms that are behind recommendations for music and movies. Of course, every media type is different. For instance, there's fundamental reasons why latent factor models works really well for...
./techtipsy
I encourage you to write a blog It’s been over 4 years since my first post on this blog. During those 4 years I’ve written over 90...
10 months ago
66
10 months ago
It’s been over 4 years since my first post on this blog. During those 4 years I’ve written over 90 posts, received over 1 million clicks, a dozen legitimate reader e-mails and thousands of spam e-mails. And I love it! I’ve found that writing can be very fulfilling and I encourage...
Jonas Hietala
Laying off Pintos Exam period is here which means all courses should be wrapping up and a week or so ago we finished...
over a year ago
15
over a year ago
Exam period is here which means all courses should be wrapping up and a week or so ago we finished up our lab series about pintos. The labs were among the best I’ve had yet and I learned a ton. We didn’t follow the official instructions but we had our own assigmnets....
The Pragmatic...
Why my new audiobook “The Software Engineer's Guidebook” is everywhere except on Audible Currently, Audible’s position is hurting audiobook authors. My audiobook isn’t on Audible due to a...
7 months ago
101
7 months ago
Currently, Audible’s position is hurting audiobook authors. My audiobook isn’t on Audible due to a mix of their monopolistic pricing practices, and the company’s own complacency in how long they take to approve new titles.
Lighthouse Blog
Updates November 24: Content parsing improvements
a year ago
Arduino Blog
This Flip-Pelt wearable concept enables ultra-fast thermal feedback in VR Wouldn’t it be great if, while playing a virtual reality game, you could feel the heat of a fire on...
8 months ago
48
8 months ago
Wouldn’t it be great if, while playing a virtual reality game, you could feel the heat of a fire on your arm? Or the cold of chilly water? Engineers around the world have been trying to make that happen, but there is a big problem: temperature changes are slow. The immersive...
watchTowr Labs
Auth. Bypass In (Un)Limited Scenarios - Progress MOVEit Transfer (CVE-2024-5806) In the early hours of a day in a month in 2024, watchTowr Labs was sent a chat log: 13:37 -!-...
a year ago
23
a year ago
In the early hours of a day in a month in 2024, watchTowr Labs was sent a chat log: 13:37 -!- dav1d_bl41ne [def_not_phalanx@kernel.org] has joined #!hack (irc.efnet.nl) 13:37 -!- dav1d_bl41ne changed the topic of #!hack to: mag1c sh0w
Notes on software...
Compiling dynamic programming languages It can be difficult to disassociate the idea that dynamically typed programming languages are tied...
over a year ago
18
over a year ago
It can be difficult to disassociate the idea that dynamically typed programming languages are tied to byte-code interpreters (e.g. YARV Ruby, CPython, V8, Zend Engine, etc.). But for many languages, a compiled implementation also exists. Cython, Chicken Scheme and SBCL are good...
Louwrentius
Setting up a Jabber instant messaging server |_http-title: Site doesn't have a title (text/html;... I wanted to see how dificult it is to setup an instant messaging server based on open source...
over a year ago
17
over a year ago
I wanted to see how dificult it is to setup an instant messaging server based on open source software. Now I know that it is very easy, unless you are stubborn and do things your own way. In this example, I'm setting up a small IM server that is only for internal company use, but...
anderegg.ca
Algorithms are breaking how we think Today, Alec Watson posted a video titled “Algorithms are breaking how we think” on his YouTube...
4 months ago
49
4 months ago
Today, Alec Watson posted a video titled “Algorithms are breaking how we think” on his YouTube channel, Technology Connections. The whole thing is excellent and very well argued. The main thrust is: people seem increasingly less mindful about the stuff they engage with. Watson...
Louwrentius
Most Technical debt is just bullshit Introduction I made an offhand remark about technical debt to a friend and he interrupted me,...
over a year ago
33
over a year ago
Introduction I made an offhand remark about technical debt to a friend and he interrupted me, saying: "technical debt is just bullshit". In his experience, people talking about technical debt were mostly trying to: cover up bad code cover up unfinished work source1 Calling...
Willem's Blog
Inspiration from a child Explore the world together with your kids and reap the rewards of adventure and fun!
over a year ago
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
17
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...
The New Oil
Cybersecurity 101: A Guide to Staying Safe Online
7 months ago
Arduino Blog
Boring rice cooker becomes uruchimai powerhouse Rice cookers are staple appliances in about half of the world and basic models are very affordable....
12 months ago
95
12 months ago
Rice cookers are staple appliances in about half of the world and basic models are very affordable. But those are simple machines that are about as “dumb” as electric kettles. The result is often rice that has been sitting in the warming stage for too long, making the bottom...
Birchtree
I don’t care about bad or missing features that I don’t use Sometimes I’ll talk about something I like online and people will express shock that I can use a...
7 months ago
32
7 months ago
Sometimes I’ll talk about something I like online and people will express shock that I can use a product that has such a clear downside. I’ve gotten people ask how I can use Things since it doesn’t have shared task lists. More recently I
Home on Erik...
I already found the best gifs Just search for “hackers gif“. There you go. Fun for your work emails for the next 500 years. From...
over a year ago
42
over a year ago
Just search for “hackers gif“. There you go. Fun for your work emails for the next 500 years. From the awesome movie Hackers. That movie together with The Warriors convinced me that I wanted to live in NYC when I was like… 14 years old.
Odds and Ends of...
This road is broken – and nobody can fix it The spiders aren't the only thing stopping Ebbsfleet's development
3 months ago
Good Enough
TIL: JavaScript Turbo Stream Requests I am working on search for Album Whale and I was very confused when my JavaScript fetch requests...
over a year ago
19
over a year ago
I am working on search for Album Whale and I was very confused when my JavaScript fetch requests were not resulting in turbo_stream rendering getting displayed on my page. I checked my logs to see if the render was happening. I looked for missing <%= tags. Debugged and...
Vitalik Buterin's...
Plurality philosophy in an incredibly oversized nutshell
11 months ago
Odds and Ends of...
How the government can raise taxes – and get away with it It's time to treat Trump like the crisis he is
3 months ago
Ken Shirriff's blog
Reverse engineering the barrel shifter circuit on the Intel 386 processor die The Intel 386 processor (1985) was a large step from the 286 processor, moving x86 to a 32-bit...
a year ago
21
a year ago
The Intel 386 processor (1985) was a large step from the 286 processor, moving x86 to a 32-bit architecture. The 386 also dramatically improved the performance of shift and rotate operations by adding a "barrel shifter", a circuit that can shift by multiple bits in one step. The...
Applied Cartography
Vibes and years XH asks: How do indie developers/small teams keep track of and prioritize long-term roadmaps? I've...
a year ago
17
a year ago
XH asks: How do indie developers/small teams keep track of and prioritize long-term roadmaps? I've been basically work off my gut + Feeling of the Day for the past few years, and that's getting a bit unsustainable Buttondown's roadmapping has existed for the past three years in a...
Notes on software...
One year as a solo dev building open-source data tools without funding This is an external post of mine. Click here if you are not redirected.
over a year ago
Abishek Muthian
Accessibility hack for keyboard and trackpad I keep my soft RPi keyboard rested at angle on the close laptop which itself is at an angle on a...
over a year ago
12
over a year ago
I keep my soft RPi keyboard rested at angle on the close laptop which itself is at an angle on a laptop stand. This helps me to rest my wrists rest flat on the table while typing on the keyboard. But the trackpad (wacom) sits flat on the table causing me to reach out a bit and...
Jonas Hietala
Weekend Tournaments This weekend was filled by playing cards. On Saturday I hosted a small Game of Thrones tournament...
over a year ago
16
over a year ago
This weekend was filled by playing cards. On Saturday I hosted a small Game of Thrones tournament and on Sunday the local Netrunner community hosted a small summer kit tournament. Game of Thrones We’ve had a similar tournament once before when me and my girlfriend invited two of...
Willem's Blog
Tablet as main computer I have been using a tablet as my main computer for quite some time now. In this blog post I share...
over a year ago
17
over a year ago
I have been using a tablet as my main computer for quite some time now. In this blog post I share you my experience on using Surface Pro and iPad Pro to get my work done.
Good Enough
TIL: Use touch-action: manipulation; to avoid double-tap-to-zoom Recently we built and launched A Good Enough Guestbook, a place where you can send us doodles and...
a year ago
17
a year ago
Recently we built and launched A Good Enough Guestbook, a place where you can send us doodles and they’ll print out on our little printer. It’s quite lovely and fun, and you should send us a doodle. We might also have more in store for these printers in the future. In the...
lcamtuf’s thing
A 15-minute intro to involute gears Involute gears are everywhere: toys, kitchen appliances, cars. But what's so special about their...
8 months ago
Notes on software...
Things that go wrong with disk IO There are a few interesting scenarios to keep in mind when writing applications (not just...
3 months ago
32
3 months ago
There are a few interesting scenarios to keep in mind when writing applications (not just databases!) that interact with read and writes files, particularly in transactional contexts where you actually care about the integrity of the data and when you are editing data in...
Birchtree
“Retina” is not a static PPI I’m just going to keep posting about this every few months because people keep getting “retina”...
3 months ago
36
3 months ago
I’m just going to keep posting about this every few months because people keep getting “retina” wrong. According to this YouTube video that was recommended to me today, retina on desktop monitors is exactly 218ppi (pixels per inch). Now of course the iPhone 4, which was
Simply Explained
Integrate Home Assistant with Apple Reminders I recently integrated Home Assistant with Apple Reminders so that automations can create new todos....
over a year ago
24
over a year ago
I recently integrated Home Assistant with Apple Reminders so that automations can create new todos. This is trickier as it sounds, because Reminders has no API that can be accessed from Home Assistant. Here's how I worked around that problem with a script, input text helper and...
Krebs on Security
How Each Pillar of the 1st Amendment is Under Attack In an address to Congress this month, President Trump claimed he had "brought free speech back to...
3 months ago
37
3 months ago
In an address to Congress this month, President Trump claimed he had "brought free speech back to America." But barely two months into his second term, the president has waged an unprecedented attack on the First Amendment rights of journalists, students, universities, government...
Applied Cartography
You need to be frictionlog-maxxing Lots of people have spent the past few days discussing the perceived increase in difficulty in...
a year ago
17
a year ago
Lots of people have spent the past few days discussing the perceived increase in difficulty in getting an entry-level programming job relative to the halcyon ZIRP days of yesteryear. I am sympathetic to new grads running into this; I am dismayed that when I ask some [1] of them...
./techtipsy
Tech tip: eliminate HDD humming noise Anyone that has bought themselves external WD drives from the Elements/My Book/Easystore series are...
over a year ago
50
over a year ago
Anyone that has bought themselves external WD drives from the Elements/My Book/Easystore series are probably familiar with the acoustic characteristics of the drives. The drives have a loud hum caused by WD running the drives at 7200rpm while claiming the drives to be...
Jonas Hietala
Calling closures in a Vec In rust one might want to have a list of closures, for example as a list of callbacks. let mut fs:...
over a year ago
17
over a year ago
In rust one might want to have a list of closures, for example as a list of callbacks. let mut fs: Vec<||> = Vec::new(); fs.push(|| { println!("imma firing my lazer"); }); for f in fs.iter() { f(); // error: expected function but found `&||` }; Maybe if we borrow...
Jonas Hietala
November Theme: Art Game Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t...
over a year ago
16
over a year ago
Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t been “my” themes: I’ve been following their lead and their themes and this month is no exception. This months’ apparently a big theme - Art. It’s even a collaboration with a big...
Abishek Muthian
My Last tweet I was on Twitter 13 years ago, It still had 'Fail Whale' when the platform couldn't handle traffic....
over a year ago
17
over a year ago
I was on Twitter 13 years ago, It still had 'Fail Whale' when the platform couldn't handle traffic. Those were the good days, Social media was about connecting with friends, Making new ones and not a democracy destroying tool. If this is my last tweet, Let it be about Twitter...
csvbase blog
Client libraries are better when they have no API fsspec is secretly everywhere, and boss
a year ago
Arduino Blog
Alumnus Software joins Arduino’s System Integrators Partnership Program We are thrilled to announce that Alumnus Software, based in India and the United States, has joined...
8 months ago
58
8 months ago
We are thrilled to announce that Alumnus Software, based in India and the United States, has joined our System Integrators Partnership Program (SIPP) at the Gold level. With over 20 years of expertise in embedded software, IoT applications, and Edge AI development, Alumnus has a...
Arduino Blog
Controlling a drum machine with the Arduino Opta Makers have long asked the question “why bother with an expensive PLC when I can just use an...
a year ago
102
a year ago
Makers have long asked the question “why bother with an expensive PLC when I can just use an Arduino?” The answer comes down to the priorities and needs of industrial clients. In a factory automation setting, the client will prioritize durability, reliability, and serviceability...
Willem's Blog
The value of notifications It's easy to dismiss your phone's notifications as something that disturbs you, but if you take the...
over a year ago
17
over a year ago
It's easy to dismiss your phone's notifications as something that disturbs you, but if you take the time to set them up correctly, notifications can actually save you time!
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
17
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...
Opsbros
JSON and PowerShell Working with Object-based arrays in PowerShell can be a challenge; but here's a trick that will...
over a year ago
24
over a year ago
Working with Object-based arrays in PowerShell can be a challenge; but here's a trick that will allow you to manipulate these objects efficiently.
Arduino Blog
This smart spice box makes cooking a breeze Many people shy away from cooking because they’re overwhelmed by all of the different steps and...
a year ago
71
a year ago
Many people shy away from cooking because they’re overwhelmed by all of the different steps and ingredients. Recipes are useful, but they aren’t very intuitive to those who are more comfortable with visual thinking. To help these people enjoy the cooking experience, Purdue...
Odds and Ends of...
Book now! Where we're going, we need roads (and trains) My next in-person event/meet-up, with transport policy expert Michael Dnes!
7 months ago