DevCheatSheet.com is a directory of free cheat sheets and quick reference cards for developers, programmers, engineers, and nerds.

Samples are provided to allow reader to get basic idea of a potential attack and almost every section includes a brief information about itself.

the full vi/vim input model, the function of all keys, and all major features in a single page.

“There is a technique known as the ``Clockwise/Spiral Rule’’ which enables any C programmer to parse in their head any C declaration!”