I used most of these this evening. Some were new to me (like window.btoa() for decoding Base64 in non-IE browsers), others were useful as always.

• http://httpstatus.es/
• https://github.com/404
• http://paulirish.com/2010/my-harmonious-background-canvas/
• https://github.com/paulirish/harmony/blob/master/src/js/harmony.js
• http://www.colorzilla.com/gradient-editor/
• http://nodejs.org/api/fs.html#fs_fs_readfile_filename_encoding_callback
• https://developer.mozilla.org/en-US/docs/DOM/window.btoa
• http://stackoverflow.com/questions/617647/where-is-my-one-line-implementation-of-rot13-in-javascript-going-wrong
• http://stackoverflow.com/questions/651038/how-do-you-clone-a-git-repository-into-a-specific-folder
• https://github.com/peterwooley/272/