1771
I tried every todo app and ended up with a .txt file
Writing about software, systems, and the craft of building things.
New
The latest blog posts to take off on Hacker News. 4,109 posts.
1772
Faster substring search with SIMD in Zig
I've been learning a lot about low level programming languages lately, and for a long time there has been one thing that has interested me: SIMD (or 'single ins…
1773
Generic Containers in C: Safe Division Using Maybe
Martin Uecker, 2025-08-10 I discuss the implementation of type and bounds safe generic containers in C. Previously, I discussed a span type , bounds checking using arrays . and a a vector type . This time, I will discuss maybe inspired by Haskell. This type can used to return a value that may not exist, e.g. because…
1774
1775
Vanishing from Hyundai’s data network
Finding and disabling the cellular modem for BlueLink in the Kona EV
1776
Optimizing my sleep around Claude usage limits
My experiment optimizing my sleep schedule around maximizing my Claude Pro subscription usage.
1777
Compiling a Lisp: Lambda lifting
first – previous
1778
I tried coding with AI, I became lazy and stupid
Robots won't replace me, but another human probably will.
1779
1910: The year the modern world lost its mind
What one of my favorite history books about my favorite historical period—turn-of-the-century American—tells us about technology, anxiety, and human nature
1780
How Boom uses software to accelerate hardware development
How Boom Supersonic uses software to accelerate hardware development
1781
Zig's Lovely Syntax
It's a bit of a silly post, because syntax is the least interesting detail about the language, but, still, I can't stop thinking how Zig gets this detail just right for the class of curly-braced languages, and, well, now you'll have to think about that too.
1782
GPT-OSS vs. Qwen3 and a detailed look how things evolved since GPT-2
And How They Stack Up Against Qwen3
1783
Inside OS/2 (1987)
A 1987 technical introduction to OS/2, covering its architecture, multitasking capabilities, API, and kernel system services.
1784
MCP: An (Accidentally) Universal Plugin System
Or: The Day My Toaster Started Taking Phone Calls
1785
Booting 5000 Erlangs on Ampere One 192-core
Underjord is an artisanal consultancy doing consulting in Elixir, Nerves with an accidental speciality in marketing and outreach. If you like the writing you should really try the pro version .
1786
LLMs aren't world models
I believe that language models aren’t world models. It’s a weak claim — I’m not saying they’re useless, or that we’re done milking them. It’s also a fuzzy-sounding claim — with its trillion weights, who can prove that there’s something an LLM isn't a model of? But I hope to make my claim clear and persuasive enough…
1787
The History of Windows XP
NT Vincit Omnia
1788
GPT-5: Overdue, overhyped and underwhelming. And that's not the worst of it
A new release botched … and a breaking research new paper that spells trouble
1789
GPTs and Feeling Left Behind
Every time that I read some blog post about “coding with AI”, or how cool new models write entire libraries by themselves, I feel like I’m lagging behind, like I’m missing out on some big, useful tool, and my skills are about to become obsolete very soon.
1790
How I code with AI on a budget/free
A personal guide on using AI Code Prep GUI, Cline, and various free AI web interfaces like Gemini, Grok, Deepseek, and Poe for cost-effective coding and debugging.
1791
A CT scanner reveals surprises inside the 386 processor's ceramic package
Intel released the 386 processor in 1985, the first 32-bit chip in the x86 line. This chip was packaged in a ceramic square with 132 gold-pl...
1792
The current state of LLM-driven development
I spent the past ~4 weeks trying out all the new and fancy AI tools for software development.
1793
A brief history of the absurdities of the Soviet Union
In May 1991 a Soviet cosmonaut Sergei Krikalyev was sent into space. At the end of the year he was still circling around the Earth waiting for a spaceship to bring him back. He had left a Soviet Union that was still a superpower but would return to a world where there was no Soviet Union any more. The Soviet empire…
1794
My Lethal Trifecta talk at the Bay Area AI Security Meetup
I gave a talk on Wednesday at the Bay Area AI Security Meetup about prompt injection, the lethal trifecta and the challenges of securing systems that use MCP. It wasn’t …
1795
MCP overlooks hard-won lessons from distributed systems
Fool me once, shame on you; fool me twice, shame on me.
1796
OpenFreeMap survived 100k requests per second
I was about to post about how nice the last 10 months of OpenFreeMap have been. The architecture has really proven itself to be great, Cloudflare has agreed to sponsor the bandwidth, Hetzner servers are super stable as always, serving tiles
1797
Ratfactor's illustrated guide to folding fitted sheets
Note to the impatient: You can just scroll down to the drawings of fitted sheets being folded. You won’t hurt my feelings. (I’ll never even know.) But you may want to bookmark this page for later instead. You can get fast at folding fitted sheets. But to learn how to fold fitted sheets is going to take some patience…
1798
An engineer's perspective on hiring
hiring in tech is broken and everyone knows it. what can we do better?
1799
Partially Matching Zig Enums
A short post about a neat little Zig idiom. Consider your average {sum type, variant, tagged union, enum, alt}:
1800
