A well rounded web designer’s day is spent immersed in multiple graphic design programs and writing front end code. All of this moving from one environment to another can make it hard to memorize such things as hot keys and shortcuts for each. This is where cheat sheets come into play. A cheat sheet is simply a printable reference or guide to a particular software package, language, framework, etc.
Here are 14 of my favorite cheat sheets.
Here's some other articles that you will definitely find useful.