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Switching from Pyenv to Uv
Premise The 0.4.0 release of uv does everything I currently do with pip, pyenv, pipx, pip-tools, and pipdeptree. Because of that, I'm in the process of switching to uv. This blog post covers switching
New
The latest blog posts to take off on Hacker News. 4,109 posts.
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Magnesium Self-Experiments
3 magnesium self-experiments on magnesium ʟ-threonate and magnesium citrate.
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A Post Mortem on the Gino Case
Zoe Ziani, a psychology researcher who had the misfortune several years ago as a Ph.D. student be tasked with following up on some unrelicable published psychology research, tells the story of how her department pulled the chair out from under her:
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My 16-month theanine self-experiment
randomized and blinded, N=1
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An election forecast that’s 50-50 is not “giving up”
tl;dr. In 2024, pre-election polls were off by about 2 percentage points. Election forecasters were aware of this and incorporated this into their uncertainties. But if you were not following the forecasts carefully, you might’ve not realized this. You might have mistakenly thought that, when predictions happened to…
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Improving on std:count_if()'s auto-vectorization
To start off, we can leverage the STL for this calculation. std::count_if() more precisely:
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MCP vs. API Explained
Model Context Protocol (MCP) is an open standard that connects AI models to tools and data sources efficiently. This guide breaks down MCP’s architecture, benefits, and how it differs from traditional APIs
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Kill your Feeds – Stop letting algorithms dictate what you think
We used to control apps like Facebook and Instagram with our own choices. They became daily comforts, making the world seem a little bit smaller and closer by bringing the people that we cared about together in to one place.
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You might not need Redis
Redis is arguably the most well regarded tech of all. But many times you do not need Redis. Here are 3 examples from my last 3 jobs.
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Discovering errors in Donald Knuth's TAOCP
As Donald Knuth has just published Volume 4, Fascicle 7 of The Art of Computer Programming (TAOCP), on constraint satisfaction, I would like to provide…
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The program is the database is the interface
That transfer to John Smith isn't covered by any of the tagging rules. So I select the date, switch to the editor window and paste the date into the date->tag definition:
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The Einstein AI Model
I shared a controversial take the other day at an event and I decided to write it down in a longer format: I’m afraid AI won't give us a compressed 21st century.
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Discworld Rules
And LOTR is brain-rot for technologists
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Long Read: Lessons from Building Semantic Search for GitHub and Why I Failed
Made in Notion, the connected workspace where AI agents and teams organize docs, projects and knowledge together.
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An epic treatise on error models for systems programming languages
Musings on the representation, propagation and handling of errors in existing programming languages, as well as thoughts on future systems. (15K+ words)
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Feds Link Cyberheist to 2022 LastPass Hacks
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 filing this week, U.S. federal agents…
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GeoCities in 1995: Building a Home Page on the Internet
GeoCities, known throughout most of 1995 as Beverly Hills Internet, is one of the first commercial internet services to make it easy for people to publish a home page on the World Wide Web.
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How did places like Bell Labs know how to ask the right questions? (2023)
Alternative Title: Why all applied research organizations should hire a Bell-style systems engineer
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Great software design looks underwhelming
Years ago I spent a lot of time reviewing coding challenges. The challenge itself was very straightforward — building a CLI tool that hit an API and allowed the…
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AMD YOLO
AMD is sending us the two MI300X boxes we asked for. They are in the mail.
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Betting on the Pope was the original prediction market
500 years before Polymarket, the Vatican fought to stop gambling on papal affairs. Should we worry that it’s back?
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Bel in Clojure (2022)
9 months ago, I took a gander at PG’s guide to Bel . If you haven’t read it, here’s the premise:
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Zig's dot star syntax (value.*)
Karl Seguin's Blog - A mix of coding and creative writing
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Bye, Prime
Why? · As I wrote in Not an Amazon Problem (and please go read that if you haven’t) I don’t see myself as an enemy of Amazon, particularly. I think the pressures of 21st-century capitalism have put every large company into a place where they really can’t afford to be ethical or the financial sector will rip them to…
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Why I find diffusion models interesting?
HN Discussion
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How to distrust a CA without any certificate errors
A “distrust” is when a certification authority (CA) that issues HTTPS certificates to websites is removed from a root store because it is no longer trusted to issue certificates. This means certificates issued by that CA will be treated as invalid, likely causing certificate error interstitials in any browser that…
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Succinct data structures
An overview of a class of data structures I didn't know about!
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Exploring Polymorphism in C: Lessons from Linux and FFmpeg's Code Design (2019)
Learn how Linux/FFmpeg C partial codebase is organized to be extensible and act as if it were meant to have “polymorphism”. Specifically, we’re going to briefly explore how Linux …
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Automatically tagging politician when they use their phone on the livestreams
How does it work? Every meeting of the flemish government in Belgium is live streamed on a youtube channel. When a livestream starts the software is searching for phones and tries to identify a distracted politician. This is done with the help of AI and face recognition. The video of the distracted politician are then…