Life & fun · September 7, 2017
Roofr
Roofing Marketplace with Instant Satellite Roofing Estimates
What it does
Roofr is a roofing marketplace that uses satellite imagery to give you instant roofing estimates.
Does the same job
all alternatives →
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Scroll through all 43,252,003,274,489,856,000 reachable Rubik's Cube permutations.
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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 · 26d ago · baselashraf81.github.io
Launched alongside, September 2017
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Sublime Text 3.0▲1,274The long awaited version 3 of the popular code editor
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