HTML et CSS sont des langages descriptifs, Javascript et PHP sont des langages de programmation. HTML et CSS servent à décrire comment une page web est présentée.

Use this handy, simplified guide to quickly learn HTML and CSS -- a foundation of modern web development.

Whatever your reasons, it’s never been easier to start learning how to build websites from scratch than with help from HTML, CSS, & JavaScript All-in-One For Dummies.

jsFiddle lets developers play with the three core elements of Web development. Check out this powerful application for rapid prototyping and testing.