Links of interest for May 1, 2011:

Common elements used in interface button design
Just in case you’re designing outside of the CSS3 range, there are some great tips (and tutorials) for mimicking common interface design elements here.
15 Examples To Master Linux Command Line History
Brush up a little more on those history commands…
List of 175 Mac OS X Terminal Commands
Sure, you knew some of these, but did you know about comm? yes? I didn’t.
ConversionMatrix - Develop
All of the ffmpeg and ffmpeg2theora recipes you’ll need to cover output for HTML5, PSP, mobile devices and more. It’s a very handy reference.
Getting Started with Backbone.js
More on the MVC javascript framework, Backbone.js. Great overview tutorial.