Todos los que de una forma u otra desarrollamos sitios web, tenemos que andar lidiando con diferentes instrucciones, etiquetas, operadores, etc. que no podemos recordar en su totalidad.

Por eso siempre es bueno tener hojas de atajos y a continuación tienen 36 sobre HTML, CSS, Adobe, ASP, PHP, MySQL, Javascript, jQuery, Unicode, XML, mod.rewrite y HTaccess.

HTML

• HTML/XTML in one page
• HTML5: The Evolution of Web Standards by James Sugrue
• (X)HTML Elements and Attributes
• Doctype Declarations (DTDs)
• XHTML Character Entity Reference
• GoSquared HTML Help Sheet

CSS

• CSS in one page
• CSS Properties and Values
• All CSS Properties Listed Alphabetically
• CSS Shorthand Guide
• GoSquared CSS Help Sheet

Adobe

• Flash Cheat Sheet
• Flash CS3 Keyboard Shortcuts

ASP

• Core ASP.NET
• ASP.NET MVC Framework Cheat Sheet
• ASP.NET MVC View Cheat Sheet

PHP

• PHP Basics Quick Reference Sheet
• PHP Cheat Sheet
• PHP Security Cheat Sheet
• PHP Variable and Array Tests
• GoSquared PHP Help Sheet

MySQL

• MySQL Cheat Sheet by Dave Child
• MySQL Database Quick Reference
• SQL Statements Cheat Sheet

JavaScript

• JavaScript in one page
• JavaScript Cheat Sheet
• Addison-Wesley’s JavaScript Reference Card

jQuery

• jQuery Cheatsheet
• jQuery 1.3 Visual Cheat Sheet by Antonio Lupetti
• jQuery Selectors by Bear Bibeault & Yehuda Katz

Unicode

• The Unicode Character Code
• HTML Characters, Numeric Codes, 0-65535 by Bob Stein

XML

• XML in one page
• XML 1.0 Syntax Quick Reference by Mulberry Technologies

mod_rewrite y .htaccess

• mod_rewrite Cheat Sheet by Dave Child
• htaccess Cheatsheet

Compilación creada por el blog Top Design Mag