Hacker News Highlights

This is a recap of the top 10 posts on Hacker News on Apr 5, 2025.

Understanding Machine Learning: From Theory to Algorithms
https://www.cs.huji.ac.il/~shais/UnderstandingMachineLearning/copy.html
https://news.ycombinator.com/item?id=43586073

The blissful Zen of a good side project
https://joshcollinsworth.com/blog/the-blissful-zen-of-a-good-side-project
https://news.ycombinator.com/item?id=43587380

Learn electricity and electronics fundamentals without taking a formal course
https://simonmonk.org/tyee7
https://news.ycombinator.com/item?id=43589776

An interactive-speed Linux computer made of only 3 8-pin chips
https://dmitry.gr/?r=05.Projects&proj=36.%208pinLinux
https://news.ycombinator.com/item?id=43586654

The End of Sierra as We Knew It, Part 1: The Acquisition
https://www.filfre.net/2025/04/the-end-of-sierra-as-we-knew-it-part-1-the-acquisition/
https://news.ycombinator.com/item?id=43586157

Coolify: Open-source and self-hostable Heroku / Netlify / Vercel alternative
https://coolify.io/
https://news.ycombinator.com/item?id=43555996

Kerosene did not save the sperm whale (2024)
https://edconway.substack.com/p/no-kerosene-did-not-save-the-sperm
https://news.ycombinator.com/item?id=43584303

Nebula Sans
https://nebulasans.com/
https://news.ycombinator.com/item?id=43591225

Why Does Claude Speak Byzantine Music Notation?
https://fi-le.net/byzantine/
https://news.ycombinator.com/item?id=43545757

Annotated Unix Magic Poster
https://unixmagic.net/
https://news.ycombinator.com/item?id=43589042