This document provides an overview of GitHub and its technical architecture presented by Chris Wanstrath. Some key points: - GitHub started as a git hosting site but became a social coding platform where users can see friends' activity and leave comments. - It uses Ruby on Rails for the main codebase, Resque for background jobs, MySQL for the database, and nginx, unicorn, and memcached. - Git oper
![Inside GitHub with Chris Wanstrath](https://cdn-ak-scissors.b.st-hatena.com/image/square/b048aaa93c7fa833a576b981dde31141f24d5202/height=288;version=1;width=512/https%3A%2F%2Fcdn.slidesharecdn.com%2Fss_thumbnails%2Finside-github-2010-12-101209194137-phpapp01-thumbnail.jpg%3Fwidth%3D640%26height%3D640%26fit%3Dbounds)