Regular Expressions Cheat Sheet
A one-page regex reference: anchors, character classes, quantifiers, groups, lookarounds and flags, with an example for each. Syntax follows PCRE, which PHP, JavaScript and most editors…
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Cheat sheet
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Vi and Vim Editor Cheat Sheet PDF
Vi editor is a lightweight text editor on Linux and derived from the name “visual”. The original vi program was written by Bill Joy in 1976…
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HTML5 – CSS 2.1 – CSS 3 Cheat Sheet (PDF)
As of today HTML5 and CSS3 is the newest standard for web design, and all web designers and developers are busy preparing and learning this new…