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Electronics etc…
Zephyr Ravenna Control Board Replacement Blog post that probably has an audience of one, myself. Introduction Zephyr Ravenna - Confusing...
a year ago
167
a year ago
Blog post that probably has an audience of one, myself. Introduction Zephyr Ravenna - Confusing Information Two PCBs - Control Board & Switch Assembly Switch of the Breaker!!! Glass Canopy Removal Duct Cover Removal Swapping the Control...
Jonas Hietala
A friendly game of Twilight Imperium A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic. We...
over a year ago
18
over a year ago
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic. We were six players, most had played the third edition before. As I was quite hyped before the game, I had read up on the rules, watched a let’s play or two and listened to a podcast...
Never Met a Science
A View on the Job Market for Computational Social Science and some professional news...
a year ago
Vitalik Buterin's...
A CBC Casper Tutorial
over a year ago
Home on Erik...
Why conversion matters: a toy model There are often close relationships between top level business metrics. For instance, it's well...
over a year ago
18
over a year ago
There are often close relationships between top level business metrics. For instance, it's well known that retention has a super strong impact on the valuation of a subscription business. Or that the % of occupied seats is super important for an airline.
Jonas Hietala
Groar Download Linux 64bit Windows So I actually finished Ludum Dare 33. I can’t believe how hard it was...
over a year ago
19
over a year ago
Download Linux 64bit Windows So I actually finished Ludum Dare 33. I can’t believe how hard it was to actually make something! It continues to amaze me what fantastic stuff everyone manage to make in just 48 hours. This is what I came up with for the theme You are the Monster....
Birchtree
Apple’s 2024 report card: Vision Pro 👓 This is the fifth and final post in a series of posts reviewing Apple’s 2024 across their major...
6 months ago
48
6 months ago
This is the fifth and final post in a series of posts reviewing Apple’s 2024 across their major product lines. I did this last year and you can read last year’s Vision Pro report card here. Year one of Vision Pro This is a bit of
Jonas Hietala
Going into Being Busy mode I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or...
over a year ago
17
over a year ago
I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or something? So I can’t promise a game the next two months. Kinda beats the point of this site doesn’t it? I’m really sorry and that’s all I can say really… Hopefully I’ll get a week...
Himanshu Mishra |...
Google Summer of Code 2016 Report : Stingray It began 5 months ago, in February. Due to my recent interests in Image Processing, I had made few...
over a year ago
11
over a year ago
It began 5 months ago, in February. Due to my recent interests in Image Processing, I had made few Pull Requests to the scikit-image library…
Home on Erik...
More Luigi! Elias Freider just talked about Luigi at PyData 2013: The presentation above is much better than one...
over a year ago
16
over a year ago
Elias Freider just talked about Luigi at PyData 2013: The presentation above is much better than one I put together a few weeks ago. In case anyone is interested I'll include it too:
Vitalik Buterin's...
Farklı ZK-EVM Türleri
over a year ago
Jonas Hietala
2021 in review A new year is always a good time to review the past year. Funny how this is already the 12th year...
over a year ago
17
over a year ago
A new year is always a good time to review the past year. Funny how this is already the 12th year I’ve done this kind of quick review… Time sure flies. 2021 Non-Geek Achievements Started strength training using a strength coach from Kabuki. I got inspired by the book Peak that...
Never Met a Science
"Republic.com 2.0" is a terrible book title we don't always need citations to justify research
6 months ago
Willem's Blog
Developing a native iOS app How hard can it be to build your own cycling and running workout tracker app using native code with...
a year ago
19
a year ago
How hard can it be to build your own cycling and running workout tracker app using native code with some help from AI? Read along to find out!
Abishek Muthian
Reviewing the Chromebook Google sent me for free after 2 years Around December 2017, Google sent me a free Acer Chromebook 11 N7 (C731). Well, technically they...
over a year ago
14
over a year ago
Around December 2017, Google sent me a free Acer Chromebook 11 N7 (C731). Well, technically they sent me a free Chromebook cover first, with the promise of a Chromebook to follow and only caveat (or request) being my time to listen to their Google Cloud Platform sales pitch. Acer...
Birchtree
Tariffs, integrity, and chaos Ben Thompson: American Disruption (emphasis mine): [T]he most important components for executing a...
3 months ago
20
3 months ago
Ben Thompson: American Disruption (emphasis mine): [T]he most important components for executing a fundamental shift in trade are those that go into building actual factories, or equipment for those factories. In the vast sea of stupidity that are these tariffs this is perhaps...
Good Enough
Season 3, Issue 1: Whale, Hello There! Dear friends, we have not been good at writing this newsletter regularly. But writing is hard work,...
over a year ago
16
over a year ago
Dear friends, we have not been good at writing this newsletter regularly. But writing is hard work, and there’s only so much time we have, and there was the winter break and Shawn kept getting sick—we have many excuses, how much time do you have? Gosh, since July of last year?...
Arduino Blog
This platypus-shaped robot is built from vacuum cleaner parts We all love the immense convenience provided by robot vacuum cleaners, but what happens when they...
2 weeks ago
11
2 weeks ago
We all love the immense convenience provided by robot vacuum cleaners, but what happens when they get too old to function? Rather than throwing it away, Milos Rasic from element14 Presents wanted to extract the often-expensive components and repurpose them into an entirely new...
Opsbros
The Bindicator So I made this project for my dad for Fathers Day a couple of years ago, and thought i'd share it....
over a year ago
22
over a year ago
So I made this project for my dad for Fathers Day a couple of years ago, and thought i'd share it. The one shown is the Rev-1 design which is far from perfect, in fact it has several major issues I will discuss below, however it definitely works,
lcamtuf’s thing
Analog filters, part 2: let it ring A continuation of the gentle intro to analog signal filtering. In today's episode: the Sallen-Key...
9 months ago
Home on Erik...
Interview with a Data Scientist: Erik Bernhardsson I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is...
over a year ago
17
over a year ago
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is kind of arguable since (a) all the other ppl in that series are much cooler than me (b) I'm not really a data scientist.
Jonas Hietala
Mailto: links with FastMail in Firefox You can change the application to handle mailto: links in Firefox in Preferences -> Applications....
over a year ago
15
over a year ago
You can change the application to handle mailto: links in Firefox in Preferences -> Applications. The problem is that you can’t input custom urls and some email providers, like hotmail or fastmail, aren’t supported. I managed to fix it with the plugin MailtoWebmails. It annoys me...
The New Oil
Life Without a SIM Card
3 months ago
Birchtree
Nintendo's financial results are actually pretty interesting Nintendo's fiscal year just ended on March 31, and their annual results report has some goodies in...
2 months ago
26
2 months ago
Nintendo's fiscal year just ended on March 31, and their annual results report has some goodies in there I thought were worth shouting out. First up, the company made a lot less money than in the previous year, with 30% lower revenue and 46% lower profits. As someone
Notes on software...
First month on a database team A little over a month ago, I joined EnterpriseDB on a distributed Postgres product (PGD). The...
a year ago
17
a year ago
A little over a month ago, I joined EnterpriseDB on a distributed Postgres product (PGD). The process of onboarding myself has been pretty similar at each company in the last decade, though I think I've gotten better at it. The process is of course influenced by the team, and my...
Jonas Hietala
A Week of Headache This was supposed to be a productive week with lots and lots of Perl and Ada but instead I’ve had...
over a year ago
14
over a year ago
This was supposed to be a productive week with lots and lots of Perl and Ada but instead I’ve had this big headache all week, and some the week before and it’s gotten pretty bad so I can’t really concentrate on anything really. The electronics assignment was a bitch and it took a...
Never Met a Science
Do Something Else Lakens and the Second Reformation
9 months ago
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...
Arduino Blog
This automatic emergency braking system protects RC cars It is a story as old as time (or at least the 1960s): kid gets an RC car for Christmas and excitedly...
a week ago
12
a week ago
It is a story as old as time (or at least the 1960s): kid gets an RC car for Christmas and excitedly takes it for spin, but crashes it into a wall within five minutes and tears ensue. The automotive industry has cut down on accidents by implementing automatic emergency braking...
Vitalik Buterin's...
Why we need wide adoption of social recovery wallets
over a year ago
Home on Erik...
Business secrets from terrible people I get bored reading management books very easily and lately I've been reading about a wide range of...
over a year ago
15
over a year ago
I get bored reading management books very easily and lately I've been reading about a wide range of almost arbitrary topics. One of the lenses I tend to read through is to see different management styles in different environments.
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
23
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...
Abishek Muthian
Why are we addicted to misery porn I walked by the living room other day and there was this reality show on television in which the...
over a year ago
13
over a year ago
I walked by the living room other day and there was this reality show on television in which the participants were narrating what it seemed like their life story. It was sad, they and other participants were crying inconsolably while the camera panned to each of their faces for a...
Notes on software...
Studying foreign languages with inbox zero The only time I've been able to seriously, rapidly improve my ability to speak a foreign language...
over a year ago
15
over a year ago
The only time I've been able to seriously, rapidly improve my ability to speak a foreign language was through intensive language courses in college. I was forced to actively speak, read, and write Chinese for 6-8 hours a week (1-2 hours every day). Then study another 5-10 hours a...
computers are bad
2023-04-27 los alamos - compound to county pt I This weekend, I found myself staying in Los Alamos for a volunteer role in which I judge children on...
over a year ago
84
over a year ago
This weekend, I found myself staying in Los Alamos for a volunteer role in which I judge children on the quality of their software. Clearly this is not the kind of opportunity I would turn down, but I also always take an excuse to drive back up the hill. I only lived in Los...
Arduino Blog
Circuit Canvas can help you quickly create illustrated wiring diagrams Good documentation is extremely useful when conceiving, building, or sharing electronic circuit...
a year ago
61
a year ago
Good documentation is extremely useful when conceiving, building, or sharing electronic circuit designs, but traditional schematics and technical drawings are difficult for non-professionals to interpret and create. Makers can benefit from intuitive illustrations that look good...
Computer Ads from...
MBP's Visual COBOL Because Productivity Is The Key To Your Future
2 weeks ago
Odds and Ends of...
Odds and Ends #53: Now TfL is betting on AI cameras to improve safety Plus Leicester's neo-imperial ambitions, why governments are too scared to govern, a theory on why...
5 months ago
Simply Explained
Tuya IR Hub: control Daikin AC (Home Assistant + ESPHome) The release of ESPHome v1.15 brought better support for infrared climate control. This was enough to...
over a year ago
22
over a year ago
The release of ESPHome v1.15 brought better support for infrared climate control. This was enough to finally make my YTF IR Hub useable. Here's how I flashed ESPHome onto it and how I configured it for my Daikin AC and Home Assistant.
Arduino Blog
Explore e-paper technology with Nano Matter and the new EPDK-Matter from Pervasive Displays We’re excited to share that Pervasive Displays has just launched the E-Paper Development Kit for...
7 months ago
37
7 months ago
We’re excited to share that Pervasive Displays has just launched the E-Paper Development Kit for Matter! This groundbreaking, self-contained kit is designed to revolutionize how smart home devices use e-paper displays, enhancing user experience while driving down energy...
Arduino Blog
What if robots could communicate with humans by emitting scents? Almost all human-robot interaction (HRI) approaches today rely on three senses: hearing, sight, and...
12 months ago
87
12 months ago
Almost all human-robot interaction (HRI) approaches today rely on three senses: hearing, sight, and touch. Your robot vacuum might beep at you, or play recorded or synthesized speech. An LED on its enclosure might blink to red to signify a problem. And cutting-edge humanoid...
Neil Madden
Entity authentication with a KEM In cryptography, the process of authenticating a user (or app/service) is known as entity...
over a year ago
22
over a year ago
In cryptography, the process of authenticating a user (or app/service) is known as entity authentication or identification (to distinguish it from message authentication or data origin authentication). There are lots of ways to do this. In this post I’m going to talk about...
Good Enough
TIL: Use randomness to prevent email trimming With conversation threading (which almost everyone has enabled), Gmail was trimming the bottom of...
over a year ago
17
over a year ago
With conversation threading (which almost everyone has enabled), Gmail was trimming the bottom of the emails we send with our new app because they were too similar to the other emails in the conversation thread. They’re similar because that’s just the link to get back into the...
Himanshu Mishra |...
Oh, Today is Diwali? Happy Diwali ! "First brush your teeth, then touch anything," Mommy used to say whenever I tried to sneak in to the...
over a year ago
11
over a year ago
"First brush your teeth, then touch anything," Mommy used to say whenever I tried to sneak in to the kitchen for the Diwali sweets. Today…
Arduino Blog
DexteriSync lets you walk a mile in the gloves of a user with manual disability Good designers prioritize the user experience — particularly the experience of users with...
8 months ago
38
8 months ago
Good designers prioritize the user experience — particularly the experience of users with disabilities that affect their perception and fine motor skills. A young person without disabilities, for example, may feel that jars are easy to open, while an elderly person with reduced...
Posts on Made of...
Transformers for software engineers Ever since its introduction in the 2017 paper, Attention is All You Need, the Transformer model...
over a year ago
17
over a year ago
Ever since its introduction in the 2017 paper, Attention is All You Need, the Transformer model architecture has taken the deep-learning world by storm. Initially introduced for machine translation, it has become the tool of choice for a wide range of domains, including text,...
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
41
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...
Home on Erik...
Ratio metrics We run a ton of A/B tests at Spotify and we look at a ton of metrics. Defining metrics is a little...
over a year ago
16
over a year ago
We run a ton of A/B tests at Spotify and we look at a ton of metrics. Defining metrics is a little bit of an art form. Ideally you want to define success metrics before you run a test to avoid cherry picking metrics.
Azad's Blog
RealityCapture to Gaussian Splatting using PostShot TLDR: Tutorial on using RealityCapture to align an image dataset, export the alignment, and import...
11 months ago
57
11 months ago
TLDR: Tutorial on using RealityCapture to align an image dataset, export the alignment, and import it into PostShot to train Gaussian Splats without using COLMAP. Video tutorial RealityCapture Import your images and align them. If you ever need help with tricky dataset, refer to...
Home on Erik...
Miscellaneous unsolicited (and possibly biased) career advice No one asked for this, but I'm something like ~12 years into my career and have had my fair share of...
over a year ago
19
over a year ago
No one asked for this, but I'm something like ~12 years into my career and have had my fair share of mistakes and luck so I thought I'd share some. Honestly, I feel like I've mostly benefitted from luck.
Himanshu Mishra |...
रानी (Rani) Dedicated to all the nameless young girls out there in our villages…
over a year ago
Louwrentius
Fully unattended deployment of Windows clients using limited resources Introduction Anyone who ever installed Windows on a computer by hand must have wished for a solution...
over a year ago
20
over a year ago
Introduction Anyone who ever installed Windows on a computer by hand must have wished for a solution that automate this task. It's just waiting a lot and pressing a button now and then. But installing the operating system itself is only the beginning. Once installed, you need to...
Willem's Blog
Wearing Grand Seiko I am glad I took the opportunity to wear a Grand Seiko, learning first hand about its craftsmanship,...
over a year ago
19
over a year ago
I am glad I took the opportunity to wear a Grand Seiko, learning first hand about its craftsmanship, innovation and practicality.
Birchtree
Remember when the Switch 2 was *only* going to cost $449? Nintendo Life: Nintendo Delays Switch 2 Pre-Orders in the US Amidst New Trump Tariffs Nintendo has...
3 months ago
36
3 months ago
Nintendo Life: Nintendo Delays Switch 2 Pre-Orders in the US Amidst New Trump Tariffs Nintendo has delayed pre-orders for the Switch 2 in the US while it evaluates the potential impact of new tariffs from The Trump Administration. And A $2,300 Apple iPhone? Trump tariffs could...
Odds and Ends of...
Odds and Ends #48: The most important week of Labour government so far? Plus a British tech unicorn, a nuclear energy ticking time bomb and... New Zealand's weird...
6 months ago
Jonas Hietala
2013 in Review The year is almost over and I think I accomplished a lot this year. You can read my reviews of 2010,...
over a year ago
15
over a year ago
The year is almost over and I think I accomplished a lot this year. You can read my reviews of 2010, 2011 and 2012. 2013 Geek Achievements Solved 213 UVa problems. Got 43rd at NWERC 2013. Placed high in IMPA, with one turn won. Completed the online course Programming Languages in...
Lighthouse Blog
How to combine multiple RSS feeds in one view
a year ago
Arduino Blog
This Arduino failsafe protects an amazing backyard observatory Nothing quite compares to the feeling of looking up at the cosmos on a dark night, and even an...
a month ago
12
a month ago
Nothing quite compares to the feeling of looking up at the cosmos on a dark night, and even an affordable telescope can enhance that experience. But if you’re willing to spend the time and money, you can take things much further. That’s what Redditor CosmicRuin did when they...
Willem's Blog
Workout data in 3D I had this idea to use ThreeJS to visualise workout data from a recent run, read along to see what...
4 months ago
33
4 months ago
I had this idea to use ThreeJS to visualise workout data from a recent run, read along to see what I've created.
Arduino Blog
An engineer’s journey to bring the ultimate TMJ pain relief tool to market To the average person, invention and new product development seem like pretty straightforward...
9 months ago
49
9 months ago
To the average person, invention and new product development seem like pretty straightforward processes; you come up with a killer idea, do the engineering work to cobble together a working prototype, have a truckload of units manufactured, and then sell those to turn a profit....
Louwrentius
Monitoring HP MSA P2000 G3 I/O latency with Nagios At work we have a couple of HP MSA P2000 G3 SANs. These are entry-level SANs that still seem to have...
over a year ago
13
over a year ago
At work we have a couple of HP MSA P2000 G3 SANs. These are entry-level SANs that still seem to have almost all features you might want from a SAN, except for official SSD-support. It seems that the new MSA 2040 adds support for SSDs and also provides 4 GB cache per controller...
Odds and Ends of...
WATCH: Were the US election polls right? My conversation with polling guru Mark Pack
7 months ago
Good Enough
TIL: Merge nested attributes in Rails permit params I am working on a new product that's a bit more complicated than our prior releases. Getting...
over a year ago
24
over a year ago
I am working on a new product that's a bit more complicated than our prior releases. Getting refamiliarized with nested parameters in Rails has been interesting. In this case imagine I have a discussion that, when creating it I also want to create the first comment. The...
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
33
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...
Notes on software...
Windows It has been six years since I last used Windows for any remotely serious software development. I've...
over a year ago
15
over a year ago
It has been six years since I last used Windows for any remotely serious software development. I've used Ubuntu, Arch, or FreeBSD since. But eventually I spent so much time working around common workplace tasks that I decided to put Windows 10 Pro on my work laptop. Windows...
Willem's Blog
MUSE in Carré MUSE's legendary rock fused with Amsterdam's Royal Theatre Carré for an unforgettable, electrifying...
over a year ago
16
over a year ago
MUSE's legendary rock fused with Amsterdam's Royal Theatre Carré for an unforgettable, electrifying experience - read about my experience!
Louwrentius
How to escape file names in bash shell scripts After fighting with Bash for quite some time, I found out that the following code provides a nice...
over a year ago
18
over a year ago
After fighting with Bash for quite some time, I found out that the following code provides a nice basis for escaping special characters. Ofcource it is not complete, but the most important characters are filtered. If anybody has a better solution, please let me know. It works and...
Vitalik Buterin's...
[Mirror] Exploring Elliptic Curve Pairings
over a year ago
Posts on Made of...
Some notes on CVE-2010-3081 exploitability Most of you reading this blog probably remember CVE-2010-3081. The bug got an awful lot of publicity...
over a year ago
18
over a year ago
Most of you reading this blog probably remember CVE-2010-3081. The bug got an awful lot of publicity when it was discovered an announced, due to allowing local privilege escalation against virtually all 64-bit Linux kernels in common use at the time. While investigating...
detreville
Father's Day (First posted on Father's Day, 2022.)
over a year ago
Birchtree
People’s passion for art made by humans persists M.G. Siegler: A Spirited Debate Around AI This isn’t the end of art. It may indeed be the dawn of a...
3 months ago
34
3 months ago
M.G. Siegler: A Spirited Debate Around AI This isn’t the end of art. It may indeed be the dawn of a new age for art. And that may not devalue the human-created art as is the clear fear right now. In fact, it may even *elevate* it
Vitalik Buterin's...
A Quick Gasprice Market Analysis
over a year ago
Home on Erik...
Books I consumed in 2017 Turns out having a toddler isn't super compatible with reading. I used to read ~100 books/year as a...
over a year ago
14
over a year ago
Turns out having a toddler isn't super compatible with reading. I used to read ~100 books/year as a teenager, but it has slowly deteriorated to maybe 20-30 books, at most. And I don't even finish all of them because life is too short!
Good Enough
TIL: Victory Symbol We noticed that the victory symbol at the bottom of our homepage looked different in Chrome than...
over a year ago
18
over a year ago
We noticed that the victory symbol at the bottom of our homepage looked different in Chrome than Safari––it was playing smart and rendered the unicode character as an emoji. Lettini found a fix though! Append this string of code to the symbol: ︎. So ✌︎ renders...
Simply Explained
Good Home Automation Should be Boring I'm a huge fan of Home Assistant to automate various things around the house. I often look at other...
over a year ago
15
over a year ago
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other people's setup for inspiration, and one thing struck me. Many people have cluttered dashboards and use Home Assistant to track just about any metric they can.That's quite different...
Jonas Hietala
Postmortem: Sat-E This is my postmortem for my Ludum Dare 22 entry, Sat-E. You can find the timelapse over here. The...
over a year ago
12
over a year ago
This is my postmortem for my Ludum Dare 22 entry, Sat-E. You can find the timelapse over here. The Good Motivation I was really motivated for this dare and it showed in the game and outside it. It’s super hard to make a game in only 48 hours but this time it went pretty well. My...
Posts on Made of...
Suggestion time: What should I blog about? I haven’t been feeling very motivated to blog lately – I’ve missed the last two weeks of Iron...
over a year ago
20
over a year ago
I haven’t been feeling very motivated to blog lately – I’ve missed the last two weeks of Iron Blogger, and I’m not totally enthusiastic about any of the items on my “to blog” list. But, I do enjoy blogging when I actually get into posts, and I’d like to keep updating this blog....
Arduino Blog
This 1D camera captures 2D images of things it can’t see Yes, the title of this article sounds pretty crazy. But not only is it entirely possible through the...
2 weeks ago
12
2 weeks ago
Yes, the title of this article sounds pretty crazy. But not only is it entirely possible through the lens of physics, but it is also practical to achieve in the real world using affordable parts. Jon Bumstead pulled it off with an Arduino, a photoresistor, and an inexpensive...
Posts on Made of...
A Cursed Bug In my day job at Anthropic, we run relatively large distributed systems to train large language...
over a year ago
16
over a year ago
In my day job at Anthropic, we run relatively large distributed systems to train large language models. One of the joys of using a lot of computing resources, especially on somewhat niche software stacks, is that you spend a lot of time running into the long-tail of bugs which...
Applied Cartography
MD5-based uniqueness constraints in Django Yesterday, I was trying to set a unique constraint for comments in Buttondown to prevent accidental...
10 months ago
17
10 months ago
Yesterday, I was trying to set a unique constraint for comments in Buttondown to prevent accidental double-commenting, and I ran into a problem that I hadn't seen before: index row size 2816 exceeds btree version 4 maximum 2704 for index...
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
22
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:...
./techtipsy
Accidentally turning the ASRock DeskMini X300 into a semi-passively cooled PC After playing around with fan curves on my ASRock DeskMini X300 based home server, I noticed one...
over a year ago
59
over a year ago
After playing around with fan curves on my ASRock DeskMini X300 based home server, I noticed one interesting thing. At least it was interesting to me. Background I had one goal: to try to see if I could turn it into a semi-passive PC by only turning the fan on when the PC was...
computers are bad
2024-07-20 minuteman missile communications A programming note: I am looking at making some changes to how I host things like Computers Are Bad...
11 months ago
114
11 months ago
A programming note: I am looking at making some changes to how I host things like Computers Are Bad and wikimap that are going to involve a lot more recurring expense. For that and other reasons, I want to see if y'all would be willing to throw some money my way. If everyone...
Home on Erik...
My favorite management failures For most people straight out of school, work life is a bit of a culture shock. For me it was an...
over a year ago
17
over a year ago
For most people straight out of school, work life is a bit of a culture shock. For me it was an awesome experience, but a lot of the constraints were different and I had to learn to optimize for different things.
lcamtuf’s thing
Don't build a platform... unless? "Build a product, not a platform" is a common saying among tech entrepreneurs. But why do some...
5 months ago
57
5 months ago
"Build a product, not a platform" is a common saying among tech entrepreneurs. But why do some platforms succeed?
lcamtuf’s thing
Getting silly with C, part (void*)2 They won't be able to find bugs in your code if they can't figure out how it works.
6 months ago
Lighthouse Blog
Updates April 05
a year ago
Computer Ads from...
MicroTimes Interviews the Head Honchos of Silicon Graphics (1989) Ed McCracken and Jim Clark talk about their hardware and the future of 3D
a year ago
Notes on software...
My favorite software subreddits Originally published on December 5, 2021. If you are an experienced software developer whose only...
over a year ago
18
over a year ago
Originally published on December 5, 2021. If you are an experienced software developer whose only exposure to reddit is dank memes, proggit or even language-specific subreddits like /r/python, you're missing out. What follows are my favorite subreddits in tech. My criteria is...
Louwrentius
Script that shows relevant disk information I wrote a small Python script called 'showdisks' that displays relevant information about any...
over a year ago
17
over a year ago
I wrote a small Python script called 'showdisks' that displays relevant information about any physical storage devices supported by hdparm. Information such as model and capacity are shown, but also controller and device path. This script only requires python and hdparm. I hope...
latest projects -...
Smallest USB-C MIDI Synth [Hardware] The smallest and silliest MIDI synth yet
a year ago
Vitalik Buterin's...
Against overuse of the Gini coefficient
over a year ago
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
53
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...
Lighthouse Blog
Updates June 28
a year ago
Electronics etc…
Making Screenshots of Test Equipment Old and New Introduction Screenshot Capturing Interfaces Hardware and Software Tools Capturing GPIB data in Talk...
7 months ago
70
7 months ago
Introduction Screenshot Capturing Interfaces Hardware and Software Tools Capturing GPIB data in Talk Only mode TDS 540 Oscilloscope - GPIB - PCL Output HP 54542A Oscilloscope - Parallel Port - PCL or HPGL Output HP Inifinium 54825A Oscilloscope - Parallel Port - Encapsulated...
watchTowr Labs
We Spent $20 To Achieve RCE And Accidentally Became The Admins Of .MOBI Welcome back to another watchTowr Labs blog. Brace yourselves, this is one of our most astounding...
10 months ago
19
10 months ago
Welcome back to another watchTowr Labs blog. Brace yourselves, this is one of our most astounding discoveries. Summary What started out as a bit of fun between colleagues while avoiding the Vegas heat and $20 bottles of water in our Black Hat hotel rooms - has now seemingly...
Computer Ads from...
July 4th Weekend Sale Hurry in to save 40%!
a week ago
Louwrentius
Compiling Multicore PAR2 on Ubuntu 12.04 LTS Precise Pangolin If you want to compile PAR2 with multicore support on Linux, it may not work right away from source....
over a year ago
15
over a year ago
If you want to compile PAR2 with multicore support on Linux, it may not work right away from source. I used this version of PAR2 with multicore support. Update 2015: the original link is dead, I foud a copy of the source and put it on my own site here for you to download. First,...
Good Enough
TIL: Rails has_one Nested Attributes Tweaking In a project I'm working on right now I've been using a Rails nested form and a couple of things...
a year ago
18
a year ago
In a project I'm working on right now I've been using a Rails nested form and a couple of things caught me off guard. has_one Nested Form Sending id Attribute In this case I have a nested form that is in a has_one relationship with the parent model. I think this is a common thing...
Louwrentius
Debian Lenny and Dell R410 network card not supported For those who are running Debian Lenny and want to order the new Dell R410 server, beware! There is...
over a year ago
14
over a year ago
For those who are running Debian Lenny and want to order the new Dell R410 server, beware! There is no safe solution to get Debian Lenny working with the on-board Broadcom network cards. A fairly recent kernel is required. Basically, you will have to install back-ported kernels,...
lcamtuf’s thing
RAM: the forgotten history We owe computers not to Charles Babbage, but to the invention of electronically-controlled working...
8 months ago
29
8 months ago
We owe computers not to Charles Babbage, but to the invention of electronically-controlled working memory.
Louwrentius
Setting up a VPN with your iPhone using L2TP, IPSec and Linux This blogpost discusses how to setup an IPSec-based VPN between your iPhone and a Linux server....
over a year ago
14
over a year ago
This blogpost discusses how to setup an IPSec-based VPN between your iPhone and a Linux server. Updated 16 October 2012 - now compatible with Ubuntu 12.04 LTS IMPORTANT! (update January 2013) I find using OpenVPN with the new iOS OpenVPN client a way better solution. OpenVPN...
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
15
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!
Birchtree
+ Why I quit Superhuman I appreciate the app, I just had to let it go.
4 months ago
Louwrentius
Using InfiniBand for cheap and fast point-to-point Networking InfiniBand networking is quite awesome. It's mainly used for two reasons: low latency high...
over a year ago
36
over a year ago
InfiniBand networking is quite awesome. It's mainly used for two reasons: low latency high bandwidth As a home user, I'm mainly interested in setting up a high bandwidth link between two servers. I was using quad-port network cards with Linux Bonding, but this solution has some...
Home on Erik...
I believe in the 10x engineer, but... The easiest way to be a 10x engineer is to make 10 other engineers 2x more efficient. Someone can be...
over a year ago
16
over a year ago
The easiest way to be a 10x engineer is to make 10 other engineers 2x more efficient. Someone can be a 10x engineer if they do nothing for 364 days then convinces the team to change programming language to a 2x more productive language.
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...
2 months ago
20
2 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.
Posts on Made of...
Wordpress tricks: Disabling editing shortcuts One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t...
over a year ago
17
over a year ago
One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t edit text in anything that doesn’t have decent emacs keybindings. Fortunately, on Linux, at least, GTK provides basic emacs keybindings if you add gtk-key-theme-name = "Emacs" to...
Applied Cartography
YOLO-squashing our Django repository Buttondown's core application is a Django app, and a fairly long-lived one at that — it was, until...
4 months ago
36
4 months ago
Buttondown's core application is a Django app, and a fairly long-lived one at that — it was, until recently, sporting around seven hundred migration files (five hundred of which were in emails, the "main" module of the app). An engineer pointed out that the majority of our five...
Willem's Blog
Dig for dummies Learn how to use the dig command to query domain name servers to find the source of network...
over a year ago
22
over a year ago
Learn how to use the dig command to query domain name servers to find the source of network problems, IP-addresses, hostnames, mail servers and related info.
Abishek Muthian
Supporters Supporters of The Tallest Dwarf Anjan has bought a Coffees for The Tallest Dwarf. Jarett has bought...
over a year ago
13
over a year ago
Supporters of The Tallest Dwarf Anjan has bought a Coffees for The Tallest Dwarf. Jarett has bought a Coffee for The Tallest Dwarf. Dan has bought a Coffee for The Tallest Dwarf. Alexander has bought a Coffee for The Tallest Dwarf. [Don't want to be named] has bought a Coffee for...
Engineers Need Art
Move Fast and Abandon Things For every shareware game I released in the 1990's, another four were partially written but put aside...
9 months ago
74
9 months ago
For every shareware game I released in the 1990's, another four were partially written but put aside and abandoned.
Lighthouse Blog
Updates December 01: UX improvements
a year ago
lcamtuf’s thing
The marvelous disappearing capacitor The performance of photodiode amplifiers can be improved in a clever way.
7 months ago
The Pragmatic...
Is the “AI developer”a threat to jobs – or a marketing stunt? One startup released “the first AI software engineer,” while another aims to build a “superhuman...
a year ago
91
a year ago
One startup released “the first AI software engineer,” while another aims to build a “superhuman software engineer.” As intimidating as these sound: what if it’s more marketing than reality?
Louwrentius
Example of a home networking setup with VLANs Updated October 24, 2012, see below. This post is a description of my home network setup based on...
over a year ago
61
over a year ago
Updated October 24, 2012, see below. This post is a description of my home network setup based on gigabit ethernet. I did a non-standard trick with VLANs that may also be of interest to other people. I'm going to start with a diagram of the network. Just take a look (click to...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 1: The Merge
9 months ago
Jonas Hietala
Zucchini Crabcakes With a tiny bit more planning I made a dinner out the lessons 4 and 5 as the crabcakes were only...
over a year ago
14
over a year ago
With a tiny bit more planning I made a dinner out the lessons 4 and 5 as the crabcakes were only supposed to be an appetizer: Crabcakes: Surprisingly delicious. Both me and Veronica gives them a 7. Zucchini: While I thought they passed Veronica said “Zucchini is not my thing” and...
The Pragmatic...
Paying down tech debt: further learnings In a counter-intuitive observation: by making small, non-functional improvements, you gain more...
9 months ago
105
9 months ago
In a counter-intuitive observation: by making small, non-functional improvements, you gain more confidence in a new codebase, and can start to move faster.
Notes on software...
Finding memory leaks in Postgres C code This is an external post of mine. Click here if you are not redirected.
a year ago
Home on Erik...
The power of ensembles From my presentation at MLConf, one of the points I think is worth stressing again is how extremely...
over a year ago
19
over a year ago
From my presentation at MLConf, one of the points I think is worth stressing again is how extremely well combining different algorithms works. In this case, we're training machine learning algorithms on different data sets (playlists, play counts, sessions) and different...
Birchtree
Gemini 2.0: speed and deep research impress From The Keyword Google blog: Introducing Gemini 2.0: Our New AI Model for the Agentic Era Today...
7 months ago
40
7 months ago
From The Keyword Google blog: Introducing Gemini 2.0: Our New AI Model for the Agentic Era Today we’re excited to launch our next era of models built for this new agentic era: introducing Gemini 2.0, our most capable model yet. With new advances in multimodality —
Arduino Blog
Is there an online Arduino IDE? Since the inception of Arduino, the Arduino IDE has been a go-to tool for people learning to code...
8 months ago
64
8 months ago
Since the inception of Arduino, the Arduino IDE has been a go-to tool for people learning to code and creating projects ranging from remote-controlled cars to soil moisture monitoring. No wonder it’s been downloaded over 24 million times this year, so far!  Now if you’ve ever...
Computer Ads from...
Epyx Oil Barons Oil Barons. If You're Smart, You'll get Filthy Rich.
a month ago
Lighthouse Blog
Hidden features
a year ago
Home on Erik...
Better precision and faster index building in Annoy Sometimes you have these awesome insights. A few days ago I got an idea for how to improve index...
over a year ago
23
over a year ago
Sometimes you have these awesome insights. A few days ago I got an idea for how to improve index building in Annoy. For anyone who isn't acquainted with Annoy – it's a C++ library with Python bindings that provides fast high-dimensional nearest neighbor search.
Willem's Blog
Why Apple Silicon is a big deal Never have I been so blown away as by the new MacBook Air with M1 processor. It is a big deal.
over a year ago
computers are bad
2024-11-23 cablesoft As an American, I often feel an intense jealousy of Ceefax, one of several commercially successful...
7 months ago
73
7 months ago
As an American, I often feel an intense jealousy of Ceefax, one of several commercially successful teletext services in the UK and Europe. "Teletext" is sometimes a confusing term because of its apparent relation to telecom-industry technologies like the teletypewriter and...
Arduino Blog
“Catch me if you can!” — How Alvik learns to dodge trouble with AI, featuring Roni Bandini Have you ever discovered a cool piece of tech buried in your drawer and thought, “This could make...
9 months ago
56
9 months ago
Have you ever discovered a cool piece of tech buried in your drawer and thought, “This could make for an awesome project”? That’s exactly what happened to Roni Bandini, maker, writer, electronics artist – and Arduino Alvik Star!  Bandini began coding at 10 years old, and has...
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...
Abishek Muthian
Could we be living in the virtual reality as a punishment ? Well, come-on you should know upfront that I’m not going to be writing about some ground breaking...
over a year ago
13
over a year ago
Well, come-on you should know upfront that I’m not going to be writing about some ground breaking research I conduct at my basement laboratory resulting in conclusive proof of Brain in a vat , if so I would rather be writing a Nobel prize acceptance speech. Now you could ask me,...
Posts on Made of...
Some Android reverse-engineering tools I’ve spent a lot of time this last week staring at decompiled Dalvik assembly. In the process, I...
over a year ago
19
over a year ago
I’ve spent a lot of time this last week staring at decompiled Dalvik assembly. In the process, I created a couple of useful tools that I figure are worth sharing. I’ve been using dedexer instead of baksmali, honestly mainly because the former’s output has fewer blank lines and so...
Home on Erik...
Pinterest open sources Pinball Pinterest just open sourced Pinball which seems like an interesting Luigi alternative. There's two...
over a year ago
18
over a year ago
Pinterest just open sourced Pinball which seems like an interesting Luigi alternative. There's two blog posts: Pinball: Building workflow management (from 2014) and Open-sourcing Pinball (from this week). The author has a comment in the comments thread on Hacker News:
Willem's Blog
CAPTCHA Alternative If you're looking for a user-friendly alternative for CAPTCHA's you should check this post out where...
over a year ago
17
over a year ago
If you're looking for a user-friendly alternative for CAPTCHA's you should check this post out where I outline how I protect web forms against malicious actors and spammers.
Arduino Blog
Build your own smart pet feeder with the Arduino Plug and Make Kit If you are a pet owner, you know how important it is to keep furry companions fed and happy – even...
5 months ago
35
5 months ago
If you are a pet owner, you know how important it is to keep furry companions fed and happy – even when life gets busy! With the Arduino Plug and Make Kit, you can now build a customizable, smart pet feeder that dispenses food on schedule and can be controlled remotely. It’s the...
Posts on Made of...
The Window Manager I Want Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window...
over a year ago
18
over a year ago
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window managers, going through, over the years, StumpWM, Ion 3, and finally XMonad. They've all had various strengths and weaknesses, but I've never been totally happy with any of them. This...
Neil Madden
API Security in Action is published! I wasn’t expecting it so quickly, so it caught me a little off guard, but API Security in Action is...
over a year ago
20
over a year ago
I wasn’t expecting it so quickly, so it caught me a little off guard, but API Security in Action is now finally published. PDF copies are available now, with printed copies shipping by the end of the month. Kindle/ePub take a little bit longer but should be out in a few weeks...
The Pragmatic...
Survey: What’s in your tech stack? We want to capture an accurate snapshot of software engineering, today – and need your help! Tell us...
3 months ago
45
3 months ago
We want to capture an accurate snapshot of software engineering, today – and need your help! Tell us about your tech stack and get early access to the final report, plus extra analysis
Yazin Alirhayim
How do you know that an API does what it says it does? Having been in fintech for a while, I’ve noticed something in common between the many new startups...
over a year ago
22
over a year ago
Having been in fintech for a while, I’ve noticed something in common between the many new startups that come and go. They all require access to personal information. A specific example that comes to mind is the Plaid-like solution we developed while working on amal. We’d ask...
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
15
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 =...
./techtipsy
How to build a fleet of networked offsite backups using Linux, WireGuard and rsync Just like most people out there, I have some files that are irreplaceable, such as cat pictures. At...
7 months ago
76
7 months ago
Just like most people out there, I have some files that are irreplaceable, such as cat pictures. At one point I had a few single-board computers sitting idle, namely the Orange Pi Zero and the LattePanda V1, and a few 1TB SSD-s. I hate idle hardware, so I did the most sensible...
Birchtree
Superhuman’s next big update looks very compelling On the Superhuman blog: The Next Evolution of Superhuman AI 💖 Custom Auto Labels. Our built-in Auto...
4 months ago
31
4 months ago
On the Superhuman blog: The Next Evolution of Superhuman AI 💖 Custom Auto Labels. Our built-in Auto Labels are great, but what's even better is making your own. Just write a prompt, like “job applications” or “requests for me to review work”. You can
Arduino Blog
Arduino’s Alvik Robot shortlisted for the Bett Awards 2025 in the AV, VR/AR, Robotics, and Digital... We’re thrilled to announce that Arduino Education has been shortlisted for the Bett Awards 2025,...
8 months ago
57
8 months ago
We’re thrilled to announce that Arduino Education has been shortlisted for the Bett Awards 2025, this time in the AV, VR/AR, Robotics, or Digital Device category with our Alvik robot! This recognition highlights our dedication to innovation, inclusivity, and the advancement of...
Computer Ads from...
IBM RISC System/6000 Family Just when PowerSeeker thought they had nowhere to go...
a year ago
anderegg.ca
The trouble with openness Back in the early 2000s, there was this nebulous idea called the semantic web. It never really went...
7 months ago
32
7 months ago
Back in the early 2000s, there was this nebulous idea called the semantic web. It never really went anywhere, but I found it exciting at the time. One piece that particularly spoke to me was the notion of including data in websites so that web scrapers could easily get at it....
./techtipsy
Archive
over a year ago
./techtipsy
The coffee machine ran out of memory After looking into an incident involving Kubernetes nodes running out of memory, I took a trip to...
2 months ago
30
2 months ago
After looking into an incident involving Kubernetes nodes running out of memory, I took a trip to the office kitchen to take a break and get a cup of the good stuff. My teammate got their drink first, and then it was my turn. Why is there a Windows 98 themed pop-up on the...
Jorge Arango
Using AI to Illuminate My Blind Spots I’ve worked a lot with ChatGPT over the last couple of years. Recently, OpenAI enabled the ability...
2 months ago
27
2 months ago
I’ve worked a lot with ChatGPT over the last couple of years. Recently, OpenAI enabled the ability for the LLM to work with past chat transcripts. This opens lots of interesting possibilities. I just tried a prompt that taps into these possibilities. The response is 100% spot on,...
Jonas Hietala
Geekhack Toxic I came back to Linköping yesterday and I had a package waiting for me to pick it up. What could it...
over a year ago
13
over a year ago
I came back to Linköping yesterday and I had a package waiting for me to pick it up. What could it be? With a crummy mobile phone photo I give you my TOXIC keycaps mounted on my trusty old das keyboard: Woooo If only my GH60 could arrive some time this decade…
Louwrentius
Firewire: the forgotten security risk The battle between Firewire and USB has been won by USB, but Firewire is still arround. It is not...
over a year ago
17
over a year ago
The battle between Firewire and USB has been won by USB, but Firewire is still arround. It is not that prevalent, cheap computers lack Firewire, but they often have a PCMCIA slot. The thing is this: Firewire allows direct access to all RAM of your computer. An attacker...
Willem's Blog
Making my own tablet OS I wondered if I could escape Windows by installing Debian GNU/Linux on a Surface Go, read along to...
over a year ago
21
over a year ago
I wondered if I could escape Windows by installing Debian GNU/Linux on a Surface Go, read along to find out how to do this!
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
Death to the Forum Well it was fun while it lasted, but now it’s gone and it’ll stay gone for a long time I think. It...
over a year ago
18
over a year ago
Well it was fun while it lasted, but now it’s gone and it’ll stay gone for a long time I think. It was mainly a test to see if I could do it and I’m really proud of my styling of it but it’s deader than in a grave, which isn’t really surprising, and it bothered me that I didn’t...
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
98
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.
Home on Erik...
Detecting corporate fraud using Benford's law Note: This is a silly application. Don't take anything seriously. Benford's law describes a...
over a year ago
17
over a year ago
Note: This is a silly application. Don't take anything seriously. Benford's law describes a phenomenon where numbers in any data series will exhibit patterns in their first digit. For instance, if you took a list of the 1,000 longest rivers of Mongolia, or the average daily...
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.
Engineers Need Art
Stereographer Experimenting in stereo photography and I write an app to create old-fashioned stereoscopic cards.
11 months ago
104
11 months ago
Experimenting in stereo photography and I write an app to create old-fashioned stereoscopic cards.
Jonas Hietala
Christmas break So school is on a break and I welcome it with all of my heart. The semester has been pretty fun and...
over a year ago
15
over a year ago
So school is on a break and I welcome it with all of my heart. The semester has been pretty fun and I really enjoy studying here. We had lisp the whole time which is a pretty sweet little language and if you haven’t, give it a shot. Then we had math and I do like math, although I...
Opsbros
Debug Header After watching a livestream by UnexpectedMaker struggling to put probe pins on his Stepper Motor...
over a year ago
25
over a year ago
After watching a livestream by UnexpectedMaker struggling to put probe pins on his Stepper Motor driver connected to a Raspberry Pi, I thought a breakout header might help; so I whipped up this little board.
Louwrentius
An ode to the 10,000 RPM Western Digital (Veloci)Raptor Introduction Back in 2004, I visited a now bankrupt Dutch computer store called MyCom1, located at...
over a year ago
32
over a year ago
Introduction Back in 2004, I visited a now bankrupt Dutch computer store called MyCom1, located at the Kinkerstraat in Amsterdam. I was there to buy a Western Digital Raptor model WD740, with 74 GB of capacity, running at 10,000 RPM. When I bought this drive, we were still in...
Arduino Blog
This haptic glove could help deafblind people communicate Part of the reason that we all learned in school about the Helen Keller’s inspiring life was because...
2 months ago
16
2 months ago
Part of the reason that we all learned in school about the Helen Keller’s inspiring life was because the combination of blindness and deafness are so challenging. An impairment with just one still leaves the opportunity to communicate using the other. But without either sight or...
Arduino Blog
Arduino and System Electronics partner for industrial vision and AI-powered inventory and logistics Arduino and System Electronics are joining forces to create cutting-edge solutions for industrial...
4 months ago
33
4 months ago
Arduino and System Electronics are joining forces to create cutting-edge solutions for industrial and building automation, focusing specifically on edge computing to deliver real-time processing, predictive analytics, and seamless integration for AI-driven inventory management...
Computer Ads from...
Vote for the April 2004 Plus Post Topic If you are a paid subscriber, voting is open for one week
a year ago
Birchtree
Development is going through a real change Thomas Ricouard: Is Software Engineering Over as We Know It? Writing code has always been a means to...
5 months ago
32
5 months ago
Thomas Ricouard: Is Software Engineering Over as We Know It? Writing code has always been a means to an end, especially in my case, where my goal is to build and ship products to millions of users. What’s really happening is a shift in focus: away from obsessing
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 3. LLVM Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables ...
over a year ago
19
over a year ago
Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables 4. LLVM conditionals and compiling fibonacci 5. LLVM system calls 6. an x86 upgrade In this post we'll extend the compiler to emit LLVM IR as an option instead of...
Electronics etc…
ThinMachine - a $25 Thin Client MacOS Time Machine Appliance The instructions below set up Time Machine using the Apple File Protocol (AFP). After publishing...
over a year ago
108
over a year ago
The instructions below set up Time Machine using the Apple File Protocol (AFP). After publishing this blog post, I’ve been told that this is now deprecated and that Samba should be used instead. I’ll update this blog post in the near future. Introduction The HP t520 Thin...
Notes on software...
Effective unemployment and social media Being unemployed can be incredibly depressing. So much rejection. Everything seems to be out of your...
8 months ago
21
8 months ago
Being unemployed can be incredibly depressing. So much rejection. Everything seems to be out of your control. Everything except for one thing: what you produce. You might know that repeatedly posting on social media that you are looking for work is ineffective. That it looks (or...
./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
43
over a year ago
This is a list of lessons that I’ve learned while playing around with my computer setup during the last 6-7 years or so. USB connected storage is a bad idea when you are using BTRFS. USB connected storage is still a bad idea when you are using ZFS, but it is at least much more...
Birchtree
Benchmarks from M2 Pro to M4 Pro Long story short, I picked up a new MacBook Pro this week. I got the M4 Pro version with the higher...
3 months ago
26
3 months ago
Long story short, I picked up a new MacBook Pro this week. I got the M4 Pro version with the higher core count and 1TB of internal storage. It's the exact same model in the lineup as the M2 Pro I've been using for the last
Good Enough
Say hello to Jelly: the simplest way to jam on email as a team Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten...
a year ago
20
a year ago
Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten much quieter this year than last, across this blog, our newsletter, and socials. We’ve been heads down for the last few months on something new, but we’re now ready to come back up...
Old Vintage...
An Apple district manager's Macintosh Portable in 1989-91 (featuring GEIS AppleLink and a look at... a late prototype Macintosh Portable. But it turns out it's not merely notable for what it is than...
a year ago
13
a year ago
a late prototype Macintosh Portable. But it turns out it's not merely notable for what it is than what it has on it: a beta version of System 6.0.6 (the doomed release that Apple pulled due to bugs), Apple sales databases, two online services — the maligned Mac Prodigy client,...
Construction Physics
Morris Chang and the Origins of TSMC Book review of the autobiography of Morris Chang.
6 months ago
watchTowr Labs
“To live is to fight, to fight is to live! - IBM ODM Remote Code Execution In previous blogs, we’ve discussed some of the big players in the enterprise software space, but...
a year ago
20
a year ago
In previous blogs, we’ve discussed some of the big players in the enterprise software space, but there is one that we have not mentioned before, that is - quite frankly - the heavy-weight champion of the world in terms of applications for large enterprises. With over a hundred
Posts on Made of...
Design for Testability When designing a new software project, one is often faced with a glut of choices about how to...
over a year ago
19
over a year ago
When designing a new software project, one is often faced with a glut of choices about how to structure it. What should the core abstractions be? How should they interact with each other? In this post, I want to argue for a design heuristic that I’ve found to be a useful guide to...
Applied Cartography
Git one-liner: get the earliest commit from X hours ago I wanted to get a commit that was temporally some distance back as part of my experimentation with...
a year ago
19
a year ago
I wanted to get a commit that was temporally some distance back as part of my experimentation with git cliff. This took some time to do, but here's what I ended up with: git log --since="72 hours ago" --until="now" --reverse --pretty=format:"%h" | head -1 Nothing particularly...
Good Enough
That time Marvel secretly endorsed my podcast with “the greatest comic book cover of all time” This is a blog post that has nothing to do with Good Enough, but I was told “There needs to be a...
over a year ago
19
over a year ago
This is a blog post that has nothing to do with Good Enough, but I was told “There needs to be a record of this somewhere on the internet!” and I don’t have my own blog. Years ago my friend and I ran a radio show called Gorilla Madness, which we also spun out into a podcast after...
Vitalik Buterin's...
From prediction markets to info finance
8 months ago
Birchtree
Bending the knee, $1 million at a time M.G. Siegler on his blog, Spyglass: $1M Knee Pads Of course, the point here, in the real world,...
6 months ago
55
6 months ago
M.G. Siegler on his blog, Spyglass: $1M Knee Pads Of course, the point here, in the real world, isn't actually the money – though I would just note that as President, Trump will have access to thousands of warheads... – but what the money signals. That is,
Computer Ads from...
Plus Post: Quantum Software Systems Ltd's QNX Operating Systems Come in Many Flavors But QNX Can Take the Heat
a year ago
Odds and Ends of...
The government should stop worrying about the Daily Mail Test You can't fix the Civil Service by penny-pinching
3 months ago
Posts on Made of...
reptyr: Changing a process's controlling terminal reptyr (announced recently on this blog) takes a process that is currently running in one terminal,...
over a year ago
17
over a year ago
reptyr (announced recently on this blog) takes a process that is currently running in one terminal, and transplants it to a new terminal. reptyr comes from a proud family of similar hacks, and works in the same basic way: We use ptrace(2) to attach to a target process and force...
Birchtree
Sign up for X to see that amber alert. Yikes Kate Knibbs writing for Wired: Californians Say X Blocked Them From Viewing Amber Alert About...
6 months ago
42
6 months ago
Kate Knibbs writing for Wired: Californians Say X Blocked Them From Viewing Amber Alert About Missing 14-Year-Old Earlier this week, the California Highway Patrol sent an Amber Alert push notification to phones in the Los Angeles area about a 14-year-old girl that authorities...
Electronics etc…
Teardown of the TM4313 GPS Disciplined Oscillator Introduction What is a GPSDO? The TM4313 GPSDO Power Consumption Inside the TM4313 The TM4313...
over a year ago
127
over a year ago
Introduction What is a GPSDO? The TM4313 GPSDO Power Consumption Inside the TM4313 The TM4313 Schematic Frequency or Phase Lock Loop? OCXO Temperature The Curious Case of the MAX6192 Voltage Reference The Discrete Tuning DAC GPS Module Microcontroller instead of NMEA Serial...
lcamtuf’s thing
Resistors, Johnson-Nyquist, nV/√Hz A major source of noise in electronic circuits is easy to understand. The unit we use to measure it...
2 months ago
Louwrentius
Smoking coolermaster Silent Pro M 600W TN6M50 So I was just messing around on my work station, when suddenly I smelled the smell any person...
over a year ago
16
over a year ago
So I was just messing around on my work station, when suddenly I smelled the smell any person familiar with electronics fears. The smell of some electrical component burning. The whole upper floor smelled like something was smoldering. So I shut down both my storage servers....
Home on Erik...
Why software projects take longer than you think: a statistical model Anyone who built software for a while knows that estimating how long something is going to take is...
over a year ago
18
over a year ago
Anyone who built software for a while knows that estimating how long something is going to take is hard. It's hard to come up with an unbiased estimate of how long something will take, when fundamentally the work in itself is about solving something.
Himanshu Mishra |...
What do I do when I’m bored from studying (or not studying) for the exams? The semester is about to end and I have no clue about what is going in the end semester...
over a year ago
Birchtree
I'm setting the bar too low I've been a proponent of high-refresh rate displays for years now, and I think it's pretty...
4 months ago
29
4 months ago
I've been a proponent of high-refresh rate displays for years now, and I think it's pretty ridiculous that Apple doesn't put these displays in their sub-$1,000 iPhones. I think if you're just keeping up with the Apple ecosystem then you
Home on Erik...
More MCMC – Analyzing a small dataset with 1-5 ratings I've been obsessed with how to iterate quickly based on small scale feedback lately. One awesome...
over a year ago
16
over a year ago
I've been obsessed with how to iterate quickly based on small scale feedback lately. One awesome website I encountered is Usability Hub which lets you run 5 second tests. Users see your site for 5 seconds and you can ask them free-form questions afterwards.
anderegg.ca
Sequoia’s “Macintosh” screen saver and old Control Panels I was recently on-site with a client and noticed that one person was using the new “Macintosh”...
4 months ago
33
4 months ago
I was recently on-site with a client and noticed that one person was using the new “Macintosh” screen saver that was added in macOS Sequoia. If you haven’t seen it, here’s a video of it in action. I knew that the screen saver had released, but I was very happy with Relay’s St....
Ken Shirriff's blog
Inside a vintage aerospace navigation computer of uncertain purpose I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation...
a year ago
18
a year ago
I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation system. Aerospace computers are an interesting but mostly neglected area of computer hardware, so I'm always delighted to examine one up close. In an era when most computers were large...
Odds and Ends of...
Four big US election takes: Yes, it was the woke stuff. Plus how to know when the Democrats are taking their problems seriously, the one good thing Trump...
8 months ago
29
8 months ago
Plus how to know when the Democrats are taking their problems seriously, the one good thing Trump might do, and why the polls were right
./techtipsy
ASRock DeskMini X300: the future form factor of desktop PC-s? I wasn’t happy with my “one machine that does it all” setup, which is why I finally bit the bullet...
over a year ago
94
over a year ago
I wasn’t happy with my “one machine that does it all” setup, which is why I finally bit the bullet and got myself an ASRock DeskMini X300 bare-bones kit. This is a fantastic little desktop PC kit that is very small, quiet and can still be configured to have ridiculous amounts of...
Home on Erik...
Spotify's Discovery page The Discovery page, the new start page in Spotify, is finally out to a fairly significant percentage...
over a year ago
16
over a year ago
The Discovery page, the new start page in Spotify, is finally out to a fairly significant percentage of all users. Really happy since we have worked on it for the past six months. Here's a screen shot:
Himanshu Mishra |...
Design of Public Posts: Twitter vs Facebook What design tells you about the company’s values Both Facebook and Twitter allow posts to be...
over a year ago
12
over a year ago
What design tells you about the company’s values Both Facebook and Twitter allow posts to be publicly accessible by people who have not…
Abort Retry Fail
The History of Microsoft Encarta Searchable Human Knowledge
a year ago
Jonas Hietala
Bullets and AI The game is still far from being an actual game but some progress has been made. I fixed most of the...
over a year ago
17
over a year ago
The game is still far from being an actual game but some progress has been made. I fixed most of the collision detection problems and I’m now trying to make some sort of AI working for the ship. It’s a bit hard and time consuming and I don’t know how to make things good. Maybe...
Old Vintage...
So thieves broke into your storage unit - again If you've been wondering why entries have been a little slow lately, let me tell you a story. All...
9 months ago
13
9 months ago
If you've been wondering why entries have been a little slow lately, let me tell you a story. All collectors tend to be a bit obsessive by nature, and us classic computer nerds probably pick up more hardware than we can (or should) store in our residence — especially if the...
Matt Mullenweg
On with Theo / T3.gg On Thursday, a prominent developer, YouTuber, Twitch streamer, and journalist posted a video titled...
9 months ago
25
9 months ago
On Thursday, a prominent developer, YouTuber, Twitch streamer, and journalist posted a video titled This might be the end of WordPress. It was very harsh. In that video you’ll hear him say about me, “he’s a chronic hater” (7:55), “seems like he’s been a pretty petty bastard for a...
Ken Shirriff's blog
Antenna diodes in the Pentium processor I was studying the silicon die of the Pentium processor and noticed some puzzling structures...
7 months ago
28
7 months ago
I was studying the silicon die of the Pentium processor and noticed some puzzling structures where signal lines were connected to the silicon substrate for no apparent reason. Two examples are in the photo below, where the metal wiring (orange) connects to small square regions of...
Vitalik Buterin's...
Plurality philosophy in an incredibly oversized nutshell
10 months ago
Home on Erik...
Slides from NYC Machine Learning talk Slides from the talk. Slightly edited because (a) some of the slides make little sense taken out of...
over a year ago
14
over a year ago
Slides from the talk. Slightly edited because (a) some of the slides make little sense taken out of context (b) Slideshare seem to have problem converting some of the stuff. Collaborative filtering at Spotify from Erik Bernhardsson
Old Vintage...
A few retrobits updates on Floodgap Just a brief programming note. Before this blog there was Floodgap Retrobits, and I still maintain...
2 months ago
30
2 months ago
Just a brief programming note. Before this blog there was Floodgap Retrobits, and I still maintain those pages. One of the earliest was my Tomy Tutor-specific page devoted to my very first computer which we got in 1983. Relatives of the Texas Instruments home computers and...
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
22
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
The New Oil
Hooked 2.0: How Scams are Evolving & How to Avoid Them
4 months ago
Abishek Muthian
Oracle cloud free tier quirks I recently came to know that Oracle offers VMs with decent compute performance as part of always...
over a year ago
17
over a year ago
I recently came to know that Oracle offers VMs with decent compute performance as part of always free cloud services, Which is great for someone like me who has too many side projects and spending way more on their hosting infrastructure than one should. There are several great...
Abishek Muthian
The Social Media Pandemic Earth Health Organization(EHO) has declared a pandemic due to the most dangerous plague till date....
over a year ago
14
over a year ago
Earth Health Organization(EHO) has declared a pandemic due to the most dangerous plague till date. It supposedly has severe consequences for not only the current population but also for future generations. It's named 'Social Media Pandemic' as the plague is caused by the several...
Notes on software...
First few hurdles writing a Scheme interpreter I started working on BSDScheme last October, inspired to get back into language implementation after...
over a year ago
19
over a year ago
I started working on BSDScheme last October, inspired to get back into language implementation after my coworker built bshift, a compiler for a C-like language. BSDScheme is an interpreter for a (currently small subset of) Scheme written in D. It implements a few substantial...
./techtipsy
DIY cloud gaming: NVIDIA and Moonlight As you might have read from my previous post on this topic, I have a pretty neat “cloud” gaming...
over a year ago
50
over a year ago
As you might have read from my previous post on this topic, I have a pretty neat “cloud” gaming setup running. I have one powerful desktop PC, one virtual machine with a GPU attached to it, and client machines that can be used to stream games from. To keep things simple (and...
Vitalik Buterin's...
How will Ethereum's multi-client philosophy interact with ZK-EVMs?
over a year ago
lcamtuf’s thing
Working with OLEDs: SSD1353 & SSD1333 A quick intro to interfacing common OLED displays to bare-metal microcontrollers.
5 months ago
Computer Ads from...
Creative Computer Publishes Interview with the Guy Behind the Death Star Trench Run (1978) An Interview With Star Wars Animator Larry Cuba
a year ago
Jorge Arango
Book Notes: “Masters of Uncertainty” Masters of Uncertainty: The Navy SEAL Way to Turn Stress into Success for You and Your Team By Rich...
3 months ago
40
3 months ago
Masters of Uncertainty: The Navy SEAL Way to Turn Stress into Success for You and Your Team By Rich Diviney  Amplify Publishing, 2025 We’re dealing with unprecedented levels of uncertainty. But that shouldn’t disempower us. Diviney, a former Navy SEAL, provides insights for...
Notes on software...
Why (and how) to read books The last time I read for fun was in elementary school. Since college I knew I must read more, but I...
over a year ago
20
over a year ago
The last time I read for fun was in elementary school. Since college I knew I must read more, but I never forced myself to build the habit. Then three years ago I spent time around my brother and a coworker who were avid readers. This "peer pressure" helped me get started. Since...
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
20
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...
Jonas Hietala
Recent experiences with Netrunner tournaments After a bit of a hiatus after the Winter Kit Tournament the 16th January I participated in three...
over a year ago
15
over a year ago
After a bit of a hiatus after the Winter Kit Tournament the 16th January I participated in three tournaments during February - March. After each of these tournaments I started a writeup of them but they fell off my mind a bit but consider this my break with my blogging...
Louwrentius
Configuring, attacking and securing VRRP on Linux The VRRP or Virtual Router Redundancy Protocol helps you create a reliable network by using multiple...
over a year ago
31
over a year ago
The VRRP or Virtual Router Redundancy Protocol helps you create a reliable network by using multiple routers in an active/passive configuration. If the primary router fails, the backup router takes over almost seamlessly. This is how VRRP works: Clients connect to a virtual...
Arduino Blog
This beautiful table creates art in the sand Kinetic sand art tables are pretty hot right now, because they look really cool. They’re like zen...
10 months ago
63
10 months ago
Kinetic sand art tables are pretty hot right now, because they look really cool. They’re like zen gardens that rake themselves in intricate patterns. But most of the builds we’ve seen use a conventional cartesian CNC layout or polar layout. This table by Newsons Electronics takes...
Neil Madden
CVE-2022-21449: Psychic Signatures in Java The long-running BBC sci-fi show Doctor Who has a recurring plot device where the Doctor manages to...
over a year ago
22
over a year ago
The long-running BBC sci-fi show Doctor Who has a recurring plot device where the Doctor manages to get out of trouble by showing an identity card which is actually completely blank. Of course, this being Doctor Who, the card is really made out of a special “psychic paper“, which...
Yazin Alirhayim
Serializing and deserializing a Cookie Jar I was recently working on a way to serialize and deserialize a Faraday connection that uses...
over a year ago
16
over a year ago
I was recently working on a way to serialize and deserialize a Faraday connection that uses HTTP::CookieJar to manage persistent cookies across requests. I needed to do this because I wanted a way to “freeze” an HTTP connection instance, and later “thaw” it to resume the...
Matt Blewitt
Table Stakes This is a short post on what I see are table stakes for any new user-facing service, security-wise....
over a year ago
17
over a year ago
This is a short post on what I see are table stakes for any new user-facing service, security-wise. Mostly focused on user-focused, rather than intra-service, considerations.
Lighthouse Blog
How to import feeds in Lighthouse
a year ago
watchTowr Labs
Is The Sofistication In The Room With Us? - X-Forwarded-For and Ivanti Connect Secure... What's that Skippy? Another Ivanti Connect Secure vulnerability? At this point, regular readers will...
3 months ago
37
3 months ago
What's that Skippy? Another Ivanti Connect Secure vulnerability? At this point, regular readers will know all about Ivanti (and a handful of other vendors of the same class of devices), from our regular analysis. Do you know the fun things about these posts? We can copy text...
Willem's Blog
Art of visualisation You learn from experts if you have the privilege to work with them, this month I had a chance to...
over a year ago
16
over a year ago
You learn from experts if you have the privilege to work with them, this month I had a chance to help a professional food photographer.
Computer Ads from...
Huson Soft HuCAL Hudson creates business software for everyone.
a year ago
Birchtree
All the Switch 2 pricing questions I had last week are answered Last week I wrote 2 main posts in reaction to the Nintendo Switch 2 announcement, and today we have...
3 months ago
26
3 months ago
Last week I wrote 2 main posts in reaction to the Nintendo Switch 2 announcement, and today we have new info on some of the open questions that lingered waaaay back then. Game-key cards I saw a remarkable amount of arguments against this new "physical" purchase option based
Jonas Hietala
Building my ultimate keyboard The Cybershard keyboard. What comes to mind when you see the description “the ultimate...
7 months ago
39
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...
computers are bad
2024-05-25 grc spinrite I feel like I used to spend an inordinate amount of time dealing with suspect hard drives. I mean,...
a year ago
117
a year ago
I feel like I used to spend an inordinate amount of time dealing with suspect hard drives. I mean, like, back in high school. These days I almost never do, or on the occasion that I have storage trouble, it's a drive that has completely stopped responding at all and there's...
Abort Retry Fail
The History of Windows 3 Windows becomes competitive
a year ago
Birchtree
Everything is a reaction, nothing is forever, and everything comes back (members post) Why nothing stays popular forever.
7 months ago
Arduino Blog
Control your Raspberry Pi GPIOs with Arduino Cloud using Python | Part II As a Python developer, you’re probably eager to control and monitor your Raspberry Pi GPIOs...
a year ago
104
a year ago
As a Python developer, you’re probably eager to control and monitor your Raspberry Pi GPIOs remotely. Well, you have landed in the right place.  This article builds upon our previous introduction to “Visualize your Raspberry Pi data with Arduino Cloud | Part I.” Now, we’ll...
Jonas Hietala
Postmortem: A Geek Valentine Ah man the mush in my brain is finally letting go and I’m starting to feel this tiny little...
over a year ago
16
over a year ago
Ah man the mush in my brain is finally letting go and I’m starting to feel this tiny little programming urge again… This time it’s not Haskell or a new experimental game that’s luring me on, no this time it’s me longing to create this fantastic awesome epic RTS game. Sadly it’s a...
Louwrentius
How to run Debian Linux on an Intel based Mac Mini The Mac Mini is just a gorgeous device. It is beautiful, small, silent, powerfull yet energy...
over a year ago
14
over a year ago
The Mac Mini is just a gorgeous device. It is beautiful, small, silent, powerfull yet energy efficient. When idle, it uses around 20 watts. I'm using one of the first Intel-based Minis with an Intel Core Duo chip, running at 1.6 Ghz. I want to use this mini as an expensive router...
Lighthouse Blog
Updates May 24
a year ago
latest projects -...
Ghetto soldering tweezers [Misc] And other 3D printed accessories
3 months ago
Computer Ads from...
Rabbit Software's Death Star Attila the Hun. Ivan the Terrible. Count Dracula. The Daleks. More evil then all of them put...
2 months ago
Applied Cartography
Pytest: test for print statements Inspired by Adam Johnson's test for pending migrations, and of course in conversation with my own...
a year ago
16
a year ago
Inspired by Adam Johnson's test for pending migrations, and of course in conversation with my own love of weird tests, I offer a similar concept: a test for finding stray print statements in your codebase, with a ratchet array for stuff to ignore. import glob PATH =...
Louwrentius
Achieving 2.3 GB/s with 16 x 4 TB drives I'm in the process of building a new storage server to replace my 18 TB NAS. The server is almost...
over a year ago
14
over a year ago
I'm in the process of building a new storage server to replace my 18 TB NAS. The server is almost finished, it's now down to adding disk drives. I'm using the HGST 4 TB 7200 RPM drive for this build (SKU 0S03356) (review). I have not bought all drives at once, but slowly adding...
Abishek Muthian
Privacy Policy The legal terms mentioned here covers abishekmuthian.com and products which explicitly link to this...
over a year ago
15
over a year ago
The legal terms mentioned here covers abishekmuthian.com and products which explicitly link to this legal page. For legal terms of my individual products please refer to the legal section on their respective websites. Privacy Policy What personal data are collected and why its...
Evan Hahn's blog
Things I wish I knew about Ring Fit Adventure I’ve played a lot of Ring Fit Adventure, the fitness game for Nintendo Switch. Here are some things...
2 months ago
11
2 months ago
I’ve played a lot of Ring Fit Adventure, the fitness game for Nintendo Switch. Here are some things I wish I knew when I got started. Jump over battles to skip them You can jump over enemies to avoid fighting them! I first discovered this when watching a speedrun of the game. If...
Engineers Need Art
Casady & Greene Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software...
10 months ago
80
10 months ago
Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software publishing.
somenice
Painting of Russet Lake Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the...
10 months ago
73
10 months ago
Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the natural world is alive with vibrant colours and serene beauty. One of the most stunning scenes unfolds at Russet Lake, where the iconic Fissile Mountain is mirrored perfectly in the...
Matt Blewitt
Service Objects in Rails Let’s kick off 2016 with a whistle-stop tour of one of my favourite OO approaches, Service Objects,...
over a year ago
16
over a year ago
Let’s kick off 2016 with a whistle-stop tour of one of my favourite OO approaches, Service Objects, in the context of Rails.
Vitalik Buterin's...
STARKs, Part I: Proofs with Polynomials
over a year ago
Birchtree
The base MacBook Air should have an M1 processor Why oh why does the base MacBook Air that Apple sells have their latest generation chip, the M4?...
3 months ago
26
3 months ago
Why oh why does the base MacBook Air that Apple sells have their latest generation chip, the M4? That's so overkill for the vast majority of people, and I'd bet that most of them wouldn't even notice the speed difference in their day-to-day tasks.
Jorge Arango
Humanities Crash Course Week 10: Greek Drama Week 10 of the humanities crash course had me reading (and listening to) classic Greek plays. I also...
4 months ago
32
4 months ago
Week 10 of the humanities crash course had me reading (and listening to) classic Greek plays. I also listened to the blues and watched a movie starring a venerable recently departed actor. How do they connect? Perhaps they don’t. Let’s find out. Readings The plan for this week...
Jonas Hietala
Securing my partner's digital life I’ve been with Veronica for over a decade now and I think I’m starting to know her fairly well. Yet...
5 months ago
64
5 months ago
I’ve been with Veronica for over a decade now and I think I’m starting to know her fairly well. Yet she still manages to surprise me. For instance, a couple of weeks ago she came and asked me about email security: I worry that my email password is too weak. Can you help me change...
Electronics etc…
Installing Linux GPIB Drivers for the Agilent 82357B Introduction Other Installation Instructions Agilent 82357B Initialization Process Installing the...
over a year ago
94
over a year ago
Introduction Other Installation Instructions Agilent 82357B Initialization Process Installing the Agilent 82357B GPIB Driver on an Ubuntu Linux Distribution References Introduction I’ve started to grow a collection of older test equipment from the eighties, the nineties, and the...
Ken Shirriff's blog
Inside an IBM/Motorola mainframe controller chip from 1981 In this article, I look inside a chip in the IBM 3274 Control Unit.1 But before I discuss the chip,...
12 months ago
15
12 months ago
In this article, I look inside a chip in the IBM 3274 Control Unit.1 But before I discuss the chip, I need to give some background on mainframes. (I didn't completely analyze the chip, so don't expect a nice narrative or solid conclusions.) Die photo of the Motorola/IBM SC81150...
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
15
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...
Willem's Blog
Enjoy a festival without alcohol This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during...
over a year ago
17
over a year ago
This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during the music festival.
Abishek Muthian
Are we worrying more about AI than global warming So, my friend said this — If I may state mine — It’s not we’re more worried about AI, it’s the media...
over a year ago
14
over a year ago
So, my friend said this — If I may state mine — It’s not we’re more worried about AI, it’s the media inducing cognitive biases fuelled by Hollywood when a celebrity speaks about dooms day AI. Let’s discuss some facts, Let’s take prof. Hawing, he’s vocal about the need to keep AI...
watchTowr Labs
Fortinet FortiGate CVE-2024-23113 - A Super Complex Vulnerability In A Super Secure Appliance In... Today we'd like to share a recent journey into (yet another) SSLVPN appliance vulnerability - a...
9 months ago
23
9 months ago
Today we'd like to share a recent journey into (yet another) SSLVPN appliance vulnerability - a Format String vulnerability, unusually, in Fortinet's FortiGate devices. It affected (before patching) all currently-maintained branches, and recently was highlighted by CISA as...
./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
65
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...
Louwrentius
The 'hidden' cost of using ZFS for your home NAS Introduction Update December 2023: In June, it was announced that iXsystems would sponsor...
over a year ago
23
over a year ago
Introduction Update December 2023: In June, it was announced that iXsystems would sponsor implementing the VDEV expansion feature. A new pr has been created for this effort. The feature was merged into the code base, but may not be available to the general public before the end...
Krebs on Security
Feds Link $150M Cyberheist to 2022 LastPass Hacks In September 2023, KrebsOnSecurity published findings from security researchers who concluded that a...
4 months ago
26
4 months ago
In September 2023, KrebsOnSecurity published findings from security researchers who concluded that a series of six-figure cyberheists across dozens of victims resulted from thieves cracking master passwords stolen from the password manager service LastPass in 2022. In a court...
Home on Erik...
What is your motivation? I've been trying to learn Clojure. I keep telling people I meet that I really want to learn Clojure,...
over a year ago
14
over a year ago
I've been trying to learn Clojure. I keep telling people I meet that I really want to learn Clojure, but still every night I can't get myself to spend time with it. It's unclear if I really want to learn Clojure or just want to have learned Clojure?
computers are bad
2025-05-04 iBeacons You know sometimes a technology just sort of... comes and goes? Without leaving much of an...
2 months ago
18
2 months ago
You know sometimes a technology just sort of... comes and goes? Without leaving much of an impression? And then gets lodged in your brain for the next decade? Let's talk about one of those: the iBeacon. I think the reason that iBeacons loom so large in my memory is that...
Willem's Blog
Some thoughts on touch screen user interface design I am working on a new app involving personal health that requires a natural intuitive interface that...
over a year ago
25
over a year ago
I am working on a new app involving personal health that requires a natural intuitive interface that works well on touch screens. It's good to check out some best practices for touch UI design
Willem's Blog
Back to the University Join me on a special course exploring scientific programming, the perfect moment to learn Python...
over a year ago
18
over a year ago
Join me on a special course exploring scientific programming, the perfect moment to learn Python with recent advancements in machine learning like ChatGPT!
Vitalik Buterin's...
Review: museums of the future, Dubai and Tokyo
11 months ago
Elevation Lab - Blog
Introducing DraftTable for iPad Pro We are thrilled to release DraftTable for iPad Pro. It's the result of hundreds of hours of testing...
over a year ago
12
over a year ago
We are thrilled to release DraftTable for iPad Pro. It's the result of hundreds of hours of testing and iteration with artists, designers and heavy iPad users to make the very best stand for working on iPad pro. Like a traditional drafters table, it is ultra-sturdy, widely...
Birchtree
A project to smooth relations with devs Theo in a video about some recent Visual Studio Code drama: We have to remember the role of VS Code....
3 months ago
25
3 months ago
Theo in a video about some recent Visual Studio Code drama: We have to remember the role of VS Code. VS Code was never, ever, ever meant to make money. Microsoft's plan with VS Code was at no point, "we're going to charge for this
Willem's Blog
Snake '97 High Scores Happily accepting the invitation to attend an exhibition of Snake 97 art works in Antwerp. This was...
over a year ago
15
over a year ago
Happily accepting the invitation to attend an exhibition of Snake 97 art works in Antwerp. This was totally WOW!
Matt Mullenweg
Hash tables “You didn’t just come up with a cool hash table,” he remembers telling Krapivin. “You’ve actually...
4 months ago
34
4 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
Let's build a VORON: Noise The build is going well and the printer is printing tons of random stuff and I’m generally in awe of...
a year ago
24
a year ago
The build is going well and the printer is printing tons of random stuff and I’m generally in awe of how cool the printer is. But there’s one thing that sucks: it’s damn loud. I knew that it wouldn’t be silent, but I wasn’t prepared for this kind of noise. Silent controller...
Simply Explained
ESP32 Cam: cropping images on device The ESP32 camera is the cheapest microcontroller with a built-in camera that you can buy. The OV2640...
over a year ago
23
over a year ago
The ESP32 camera is the cheapest microcontroller with a built-in camera that you can buy. The OV2640 sensor has a max resolution of 1600x1200, but sometimes you don't need the entire image.In this post I'll show how to crop the images on the ESP32 itself, before sending it of to...
Applied Cartography
Hypermodern Django I've been on the hunt for a new way to dogfood Buttondown for the past month or so, and I've finally...
7 months ago
38
7 months ago
I've been on the hunt for a new way to dogfood Buttondown for the past month or so, and I've finally found it: Hypermodern Django. At this point, all of my/our usages of Buttondown for Buttondown don't involve archives: we're using it headlessly, with RSS-to-email and APIs...
Arduino Blog
Receive an alert when your device goes offline in Arduino Cloud You’re managing a network of IoT sensors that monitor air quality across multiple locations....
7 months ago
45
7 months ago
You’re managing a network of IoT sensors that monitor air quality across multiple locations. Suddenly, one of the sensors goes offline, but you don’t notice until hours later. The result? A gap in your data and a missed opportunity to take corrective action. This is a common...
Arduino Blog
Reduce power consumption in IoT and wearable devices, with Arduino’s new power management library! Developing energy-efficient IoT and wearable devices is complex and time-consuming, yet it is...
9 months ago
55
9 months ago
Developing energy-efficient IoT and wearable devices is complex and time-consuming, yet it is essential for creating high-quality products that stand out in today’s market. A key part in this process is optimizing power consumption without sacrificing performance or...
GitButler
GitButler is joining the Open Source Pledge GitButler is joining the Open Source Pledge to help move towards a more sustainable open source...
10 months ago
Elevation Lab - Blog
Introducing ElevationDock 4! Well we started from scratch this time... :) ElevationDock 4 is the result of designing every...
over a year ago
13
over a year ago
Well we started from scratch this time... :) ElevationDock 4 is the result of designing every feature that we & our customers wanted into the dock. We made the adjustment not only more precise than any other dock, but easier too. It works out of the box, no cord mounting...
Notes on software...
Building a fast SCSS-like rule expander for CSS using fuzzy parsing This is an external post of mine. Click here if you are not redirected.
over a year ago
Jonas Hietala
Black and White Here it is at last! Boasting a unoriginal name, themed Bare Minimum. My thoughts where to create a...
over a year ago
15
over a year ago
Here it is at last! Boasting a unoriginal name, themed Bare Minimum. My thoughts where to create a game where graphics where included into the gameplay but sadly it didn’t come out nearly as good as I expected it too. Yes I know there are a lot of things bad and wrong with this...
Home on Erik...
Annoy 1.10 released, with Hamming distance and Windows support I've been a bit bad at posting things with a regular cadence lately, partly because I'm trying to...
over a year ago
14
over a year ago
I've been a bit bad at posting things with a regular cadence lately, partly because I'm trying to adjust to having a toddler, partly because the hunt for clicks has caused such a high bar for me that I feel like I have to post something Pulitzer-worthy.
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
40
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.
Buck on Software
Thoughts on SaaS and other things Welcome to Buck on Software!
over a year ago
Home on Erik...
Leaving Spotify Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an...
over a year ago
15
over a year ago
Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an amazing experience. I joined Spotify in Stockholm in 2008, mainly because a bunch of friends from programming competitions had joined already.
Arduino Blog
Arduino Cloud Café: Teach real coding concepts with Arduino AI Assistant Are you an educator looking to make coding easier and faster to teach?  Join Andrea Richetta,...
2 weeks ago
15
2 weeks ago
Are you an educator looking to make coding easier and faster to teach?  Join Andrea Richetta, Principal Product Evangelist at Arduino, and Roxana Escobedo, EDU Product Marketing Specialist, for a special Arduino Cloud Café live webinar on July 7th at 5PM CET. You will discover...
Odds and Ends of...
How to fix The Observer Slow news is good news?
7 months ago
./techtipsy
Turning leftover PC parts into a decent gaming PC Introduction About a year ago, I bought an used PC based off of a Lenovo Erazer X510. It had a...
over a year ago
54
over a year ago
Introduction About a year ago, I bought an used PC based off of a Lenovo Erazer X510. It had a dual-core Intel Pentium G3220 CPU, 4GB of DDR3 RAM, a crappy Codegen 400W power supply and a 60GB SSD. I added an Nvidia GTX 1050 and just like that, a budget gaming PC was born. My...
Ken Shirriff's blog
The Intel 8088 processor's instruction prefetch circuitry: a look inside In 1979, Intel introduced the 8088 microprocessor, a variant of the 16-bit 8086 processor. IBM's...
a year ago
22
a year ago
In 1979, Intel introduced the 8088 microprocessor, a variant of the 16-bit 8086 processor. IBM's decision to use the 8088 processor in the IBM PC (1981) was a critical point in computer history, leading to the dominance of the x86 architecture that continues to the present.1 One...
Abishek Muthian
BigBasket slot alert BigBasket is the leading online grocery delivery portal in India, due to the reduced workforce and...
over a year ago
12
over a year ago
BigBasket is the leading online grocery delivery portal in India, due to the reduced workforce and extraordinary demand; the bookings happen at random slots and we have no other choice but to keep checking the app regularly. A need gap was posted recently, asking for a solution...
Computer Ads from...
Mark Williams' C Programming System What C did for Programming Mark Williams has done for C Programming
10 months ago
Willem's Blog
Smartwatches vs Mechanical watches Why I still wear a mechanical watch and why smartwatches have potential.
over a year ago
Computer Ads from...
Massive Interview with Steve Jobs from MicroTime (1992) An in-depth discussion on NeXT
4 months ago
Arduino Blog
Clone your IoT projects with Arduino Cloud Custom Templates Whether you are an IoT enthusiast, an enterprise developer or a high school teacher, we all know the...
11 months ago
80
11 months ago
Whether you are an IoT enthusiast, an enterprise developer or a high school teacher, we all know the thrill of bringing a new IoT project to life. But we also understand the frustration of repetitive setup processes and the time sink of configuring the same elements over and over...
watchTowr Labs
Palo Alto - Putting The Protecc In GlobalProtect (CVE-2024-3400) Welcome to April 2024, again. We’re back, again. Over the weekend, we were all greeted by...
a year ago
15
a year ago
Welcome to April 2024, again. We’re back, again. Over the weekend, we were all greeted by now-familiar news—a nation-state was exploiting a “sophisticated” vulnerability for full compromise in yet another enterprise-grade SSLVPN device. We’ve seen all the commentary around the...
Computer Ads from...
ViaGrafix Computer Training Videos Learn...by Simply Watching TV
8 months ago
Vitalik Buterin's...
A Philosophy of Blockchain Validation
over a year ago
Abort Retry Fail
The History of Commodore, Part 2 The VIC-20
a year ago
Willem's Blog
Improve your sleep by blocking light I have been wearing a sleep mask in bed, blocking all light. It has been amazing for my sleep's...
over a year ago
16
over a year ago
I have been wearing a sleep mask in bed, blocking all light. It has been amazing for my sleep's quality. Read along for my findings!
Greater Still by...
Stop Calling it a Wallet How language shapes our view of the world
over a year ago
./techtipsy
I have a 'Dall UD19PB ThundeRbglt Dock': my experience with the HP Elitebook 845 G9 I’ve decided to give a new laptop a test drive, mainly because I had the opportunity at work, and...
over a year ago
66
over a year ago
I’ve decided to give a new laptop a test drive, mainly because I had the opportunity at work, and also out of morbid curiosity. It’s the HP Elitebook 845 G9, and it has pretty good specifications: CPU: AMD Ryzen 7 6800U RAM: 2x16GB DDR5 Storage: 512GB KIOXIA NVMe SSD...
Jonas Hietala
Exploring the Gleam FFI My brain is a curious thing. I’m on a business trip right now and I’ve set aside time to finish some...
a year ago
38
a year ago
My brain is a curious thing. I’m on a business trip right now and I’ve set aside time to finish some important todos I want and need to get done. But instead of focusing on them, I started playing around with Gleam—a young and interesting programming language. My (current)...
Birchtree
Balatro continues to bring a smile Jay Peters for The Verge: Why Balatro’s Developer Stays Anonymous It’s an arrangement that the...
3 months ago
30
3 months ago
Jay Peters for The Verge: Why Balatro’s Developer Stays Anonymous It’s an arrangement that the Playstack team figured out with LocalThunk ahead of other ceremonies like The Game Awards, where Balatro won three awards and was nominated for Game of the Year. LocalThunk didn’t
Notes on software...
Zig, Rust, and other languages Having worked a bit in Zig, Rust, Go and now C, I think there are a few common topics worth having a...
a year ago
22
a year ago
Having worked a bit in Zig, Rust, Go and now C, I think there are a few common topics worth having a fresh conversation on: automatic memory management, the standard library, and explicit allocation. Zig is not a mature language. But it has made enough useful choices for a number...
Engineers Need Art
VPX Scripting - Part 6 (End Sound) This post wraps up the sound work on Teacher's Pet.
a year ago
Good Enough
Season 3, Issue 3: Cosmic Maelstrom 1. Team Full It's exciting times over here at Good Enough HQ! (There is no Good Enough HQ. I'd say...
over a year ago
17
over a year ago
1. Team Full It's exciting times over here at Good Enough HQ! (There is no Good Enough HQ. I'd say it's in the cloud, but even clouds are now looked down upon as dirtyish things that should not be enjoyed. And not because of air pollution per se, though perhaps because of...
Posts on Made of...
The architecture of declarative configuration management With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing...
over a year ago
18
over a year ago
With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing increase in the number and popularity of declarative configuration management tools. This post attempts to lay out my mental model of the conceptual architecture and internal...