The best of Hacker News - April 01, 2025

1.
Electron band structure in germanium, my ass (2001)

748 points

2.
Show HN: Nue – Apps lighter than a React button

682 points

3.
The April Fools joke that might have got me fired

461 points

4.
Go Optimization Guide

450 points

5.
A deliberate practice app for guitar players who want to level up

441 points

6.
Show HN: Duolingo-style exercises but with real-world content like the news

436 points

7.
KOReader: Open-Source eBook Reader

383 points

8.
Glubux's Powerwall (2016)

354 points

9.
Bletchley code breaker Betty Webb dies aged 101

348 points

10.
Why F#?

313 points

11.
Don’t let an LLM make decisions or execute business logic

309 points

12.
CERN scientists find evidence of quantum entanglement in sheep

299 points

13.
Excitable cells

265 points

14.
Netflix’s Media Production Suite

240 points

15.
The Egg (2009)

220 points

16.
Compiler Options Hardening Guide for C and C++

218 points

17.
Turso SQLite Offline Sync Public Beta

216 points

18.
JEP draft: Prepare to make final mean final

202 points

19.
Kagi for Kids

191 points

20.
Show HN: Qwen-2.5-32B is now the best open source OCR model

187 points

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