Wouldn't it be nice if life had a cheatsheet? This is a place to collect concise help for any given topic.

Create your own today, or contribute via GitHub. Here's what we have so far:

Title
Description
Author(s)
Everything about the latest version of the ECMAScript (JavaScript) standard
Erik Moeller
Foundations and GitHub extensions on one page
Erik Moeller
Free software for statistical computing
Tom Short
Matt Baggott