I've always been looking for something like this to send to friends wanting to learn to code. A couple of recommended

This step by step guide to learning Github: http://www.thinkful.com/learn/a-guide-to-using-github-pages/

My first [hilarious] exposure to Ruby http://mislav.uniqpath.com/poignant-guide/book/chapter-1.htm...

Eloquent Javascript [built in console with examples]: https://eloquentjavascript.net/contents.html

If anyone's interested in some front-end web development sources: http://www.quora.com/What-are-the-best-sources-to-learn-web-... [You won't need to make an account with this url] [1st answer has the skills you'll need to learn with documentation and 2nd has a great collection of resources for newbies]