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Retro on Viberary
Do fun projects
New
The latest blog posts to take off on Hacker News. 1,535 posts.
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In-browser code playgrounds
Embed and run interactive code snippets entirely in your browser, no server required.
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Dennis Ritchie on the priorities of && || vs. == etc. (1982)
Early C had no separate operators for & and && or | and || . (Got that?) Instead it used the notion (inherited from B and BCPL ) of "truth-value context": where a Boolean value was expected, after "if" and "while" and so forth, the & and | operators were interpreted as && and || are now; in ordinary expressions, the…
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An app can be a home-cooked meal (2020)
I made a messaging app for my family and my family only.
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SIMD in Pure Python
First of all, this article is an exercise in recreational "because I can" programming. If you just want to make your Python code go fast, this is perhaps not the article for you. And perhaps Python is not the language you want, either!
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Go: What we got right, what we got wrong
This is my closing talk ( video ) from the GopherConAU conference in Sydney, given November 10, 2023, the 14th anniversary of Go being lau...
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The Art of Unix Programming (2003)
This book and its on-line version are distributed under the terms of the Creative Commons Attribution-NoDerivs 1.0 license, with the additional proviso that the right to publish it on paper for sale or other for-profit use is reserved to Pearson Education, Inc. A reference copy of this license may be found at…
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9 years of Apple text editor solo dev
Thoughts on building Paper as an indie maker.
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Cleaning up my 200GB iCloud with some JavaScript
Script for highlighting large videos in iCloud and a storage discrepancy
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Maestro: A Linux-compatible kernel in Rust
Maestro is a Unix-like kernel and operating system written from scratch in Rust
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Emacs commands I got by with for years
As far as I know, the next meeting of EmacsATX, the Austin Emacs Meetup group , has a planned topic: Org mode . I was going to make a post about the common Org functions I use frequently, but I thought that I should start with common commands I used for generic Emacs when I started using it more than twenty years ago…
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The One Billion Row Challenge
Update Jan 4: Wow, this thing really took off! 1BRC is discussed at a couple of places on the internet, including Hacker News, lobste.rs, and Reddit. For folks to show-case non-Java solutions, there …
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GCC Specs: An Introduction
If you've ever used the GNU Compiler Collection (GCC) then you've worked with the gcc binary. For those who don't know, gcc is a driver, not a compiler. It runs the compiler/assembler/linker as required and coordinates the input and output between them. Use of the driver is so ubiquitous that everyone calls it the…
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Thoughts on PostgreSQL in 2024
A look ahead at some ongoing projects in PostgreSQL in 2024 and beyond
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QEMU AioContext removal and how it was done
This post is about the AioContext lock removal in QEMU 9.0 (planned for release in 2024), how we got here, and what it means for multi-threa...
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A simulation of me: fine-tuning an LLM on 240k text messages
Armed with a download of my 240,000 text message and Whatsapp history, I was able to fine-tune an LLM to create convincing conversations.
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Building a self-contained game in C# under 2 kilobytes
How I fit a graphical game in C# into 2 kilobytes, with no .NET runtime required.
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90x Faster Than Pgvector – Lantern's HNSW Index Creation Time
Index creation time is a critical database metric. Learn more about how Lantern enables 90x faster index creation times than pgvector, and how Lantern compares to Pinecone.
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How to do OCR on a Mac using the CLI or just Python
a kind reader reached out about all of my iphone alarms and asked how specifically did I run OCR on my mac. I’m not one to gatekeep, so here’s how you can get yourself a nice local ocr ‘service’ that works in the terminal/CLI/python and costs 0 dollars:
1525
A Simulated Annealing FPGA Placer
Academic website for Stefan Abi-Karam.
1526
A Canadian payroll dependency chart
Unfortunately, like most aspects of the tax system, this steadily increases in complexity, and this year with the Canada Pension Plan including not just "base" premiums and "additional" premiums but also "second additional premiums", I needed to rewrite my spreadsheet from scratch; and also very unfortunately, the…
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PyPy has moved to Git, GitHub
PyPy has moved its canonical repo and issue tracker from https://foss.heptapod.net/pypy/pypy to https://github.com/pypy/pypy. Obviously, this means development will now be tracked in Git rather than M
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Displaying Content as a Graph
Most web content is displayed as a strict hierarchy, tree-based or otherwise. What if it wasn't?An exploration into the advantages of graph-based content design, the numerous pitfalls, and a few case studies along the way.