HEATKEYS

Buy PHP, ASP.NET, Java and Javascript from CodeCanyon - the marketplace for code scripts and snippets.

SitePoint.com - With a vast variety of web design tutorials and articles coupled with a vibrant and well informed community, SitePoint the natural place to go to grow your online business

Online regex tester, debugger and replacement tool with real time explanation, error detection and highlighting for PHP, PCRE, Python and JavaScript. Come and check out the free educational regex quiz!

At Regular-Expressions.info you will find a wide range of in-depth information about a powerful search pattern language called regular expressions.

Test out your PHP regular expression patterns with this lightweight AJAX script!

RegexBuddy is your perfect companion for working with regular expressions. Learning, creating, understanding, testing, using and saving regular expressions has never been easier.

Myregextester.com is an online regular expressions tester that allows visitors to construct, test, and optimize regular expressions.

99webtools.com is a collection of various tools & articles for webmasters which are useful for web research and development

Multi-column layout generators with CSS 2.0 techniques, generates 1,2,3,4,5 column liquid and fixed layouts using %, px or em.