HN Pop Quiz – Useless Trivia Quiz about Hacker News
Does the same job
all alternatives →- YPYour personal Hacker News reader - Skim HN2013 · skimhn.com · ▲43
- HRHN Reads – the books of hacker news2015 · hnreads.com · ▲33
- HTHN Theater – Talks and Videos of Hacker News2020 · yahnd.com · ▲106
- HNHacker News Mobile - A fast and readable mobile HN website2011 · hn.gethifi.com · ▲209
- HDHN Deck – An alternative way to browse Hacker News2020 · hndeck.sagunshrestha.com · ▲115

More life & fun this month
the category →- TL
Life & fun · 10d ago · louisabraham.github.io

Photosynthesis fires two of your iPhone
Life & fun · 29d ago · photosynthesis.camera
SoloUno▲310Take control of hair pulling, nail biting & skin picking
Life & fun · 28d ago · solouno.io

Scroll through all 43,252,003,274,489,856,000 reachable Rubik's Cube permutations.
Life & fun · 27d ago · everycube.alen.is


Hi HN, I built Eigendrum, a web tool that solves the 2D wave equation for arbitrary shapes so you can hear what they sound like as drums. How it works: * Solves -∇²u = λu using finite element analysis (Kφ = λMφ) on a triangle mesh. * Validated to <0.1% error against closed-form solutions for circles (Bessel zeros) and rectangles. * Sound model factors in strike location, Rayleigh damping, and mallet width. * Includes Kac drums I & II to demonstrate identical sound spectra from different geometries. * No frameworks, build steps, or dependencies. Repo and tests:…
Life & fun · 27d ago · baselashraf81.github.io
Launched alongside, October 2019
the whole month →- BBel▲1,288
Life & fun · 2019 · paulgraham.com

Create free personalized illustrations from 3000+ elements
Growth · 2019 · icons8.com



