Best of 2019

The blog posts Hacker News loved most in 2019. 4,838 posts.

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Towards a Better Pythagorean Cup

There was an article on Hacker News the other day by David Richeson entitled Make Your Own Pythagorean Cup . A Pythagorean cup is a cup with a built-in siphon. Supposedly invented by Pythagoras, the cup functions just like an ordinary cup as long as it is only filled to a certain level. If anyone gets greedy and tries…