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FOSDEM 2026 – Open-Source Conference in Brussels – Day#1 Recap
FOSDEM 2026 in Brussels highlights open source, European digital sovereignty, BSD, Linux, community innovation, and free software.
1562
Ryanair dark UX patterns summer 2026 refresher
Ryanair are Europe’s most profitable airline and they are masters of this noble form.
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Online ad giant Adform was hacked, proving once again why ad blockers are needed
The hacked digital advertiser was caught serving malicious ads that allowed hackers to steal a victim's cryptocurrency.
1565
Type-safe HTML templating in Zig
I’ve done a lot of web development over the years. I started around the year 2000, just after PHP 3.0 was released and started taking over the web world. I’ve used all kinds of approaches for generating HTML: raw PHP, string concatenation in Python, Smarty templates in PHP, Template Toolkit in Perl, and Jinja/Django…
1566
Serving a website on a Raspberry Pi Zero running in RAM
My micro site, zero.btxx.org , is being served to the public internet from a Raspberry Pi Zero v1.3 running Alpine Linux.
1567
Tested: How Many Times Can a DVD±RW Be Rewritten? Methodology and Results
Now that we’ve covered the contenders for this test, I will cover how this test will be performed and go through the results. It was a long time for me, but for you, it’ll just be a few…
1568
What is malloc doing, anyway?
malloc has a very nice and simple interface: you ask for a certain amount of memory, and you’re given a void pointer to your block of contiguous bytes that’s been magicked into existence. Once you’re done with it, you call free with the same pointer and the memory disappears into the ether.
1569
Okmain: How to pick an OK main colour of an image
You have an image but you want a colour
1570
Forging a Microsoft Edge Full Chain with Logic Bugs Only
This is what I built for Pwn2Own Berlin 2026 — a completely handmade, logic-only Microsoft Edge Full Chain, with no memory corruption, and no AI at all! 🔥
1571
Hosting a website on an 8-bit microcontroller
My victim is the AVR64DD32 which is quite similar to the Atmega328 of Arduino fame. Compared to the older Atmega, these AVR DD lines are cheaper for the same memory, use a single programming pin and have nicer peripherals:
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C++ std::move doesn't move anything: A deep dive into Value Categories
Why std::move is just a cast, how it kills RVO if used wrong, and the mechanics of ownership transfer.
1573
The emergence of print-on-demand Amazon paperback books
I was a pretty avid reader as a kid, but as I transitioned to adulthood, my ability to focus on the written page withered. It seems I’m not alone: PISA reports reveal unprecedented drops in reading ability , professors in elite universities claim that humanities students can’t finish books , and looking around me, it…
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Why I forked httpx
I forked the python library httpx to httpxyz after over a year without a release of this popular package
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The quiet resurgence of RF engineering
I've worked in the aerospace industry for the past 8 years, and for most of that time I felt like I could confidently say that RF engineering felt like it wa...
1577
GitHub Actions is the weakest link
Anne Robinson would like a word with .github/workflows
1578
Designing an Ethernet Switch ASIC
Designing the world's first open source Ethernet switch ASIC. An unmanaged cut-through 3-port 100Mbps switch fabbed on Global Foundries 180 nm.
1579
Category Theory Illustrated – Orders
Given a set of objects, there can be numerous criteria, based on which to order them (depending on the objects themselves) — size, weight, age, alphabetical order etc.
1580
Poor Man's Polaroid
Hand-made Lights, Gadgets & DIY Electronics2026252 points56 commentsLife, Learning & Writing details
How to build a poor man's Polaroid camera - a DIY instant camera project with parts, assembly and photos.
1581
Stories from 25 Years of Software Development
Last year, I completed 20 years in professional software development. I wanted to write a post to mark the occasion back then, but couldn't find the time. This post is my attempt to make up for that omission. In fact, I have been involved in software development for a little longer than 20 years. Although I had my…
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The insecure evangelism of LLM maximalists
I just can't help feeling these training wheels are getting in the way of my bicycle commute.
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Setting up your spare Mac for Claude Code to control, a step-by-step guide
Step-by-step guide to turning your spare Mac into an always-on machine Claude Code can fully control - talk to it from your phone through the Claude app or from your main Mac over SSH.
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Jeffgeerling.com has been migrated to Hugo
Since 2009, this website has run on Drupal. Starting with Drupal 6, and progressing through major site upgrades and migrations to 7, 8, 9, and 10, I used the site as a way to dogfood the same CMS (Content Management System) I used in my day job for over a decade. But as time progressed—especially after completing a…
1585
The two Christian saints who are the Buddha
Let me tell you the story of saints Barlaam and Josaphat of India. A king named Abenner, who persecutes Christians, hears from his court astrologers that his son will attain great power and rule ov…
1586
No country for mediocre mathematicians
White lies of AI from a struggling geometer
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Parse, Don't Validate and Type-Driven Design in Rust
Applying the type-driven mindset to rust via the "Parse, don't Validate" pattern
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How My Images Are Dithered
Hello there! This is my personal website and it is allergic to SEO.
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Audio Reactive LED Strips Are Diabolically Hard
I spent years building one of the most popular LED strip visualizers on GitHub. It's the kind of project that's easy to get started but diabolically hard to master.
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How machines learned precision
How do you make an accurate machine without one to copy? Explore flat surfaces, screw-cutting lathes, and millionth-of-an-inch measurements through interactive 3D figures.