29/05/2012

• regex101 : Free PCRE-based regular expression debugger with real time explanation, error detection and highlighting.
• Pyre : Pyre is a performant type checker for Python compliant with PEP 484. Pyre can analyze codebases with millions of lines of code incrementally – providi...
• When can I use... : Compatibility tables for support of HTML5, CSS3, SVG and more in desktop and mobile browsers.
• HTML5 Cross Browser Polyfills : So here we're collecting all the shims, fallbacks, and polyfills in order to implant html5 functionality in browsers that don't natively support them.
• Scalable and Modular Architecture for CSS : A flexible guide to developing sites small and large.