HTML is the language of the web. It is the semantic support on which websites depend. This A4 reference lists the various tags available to the web designer, as well as a selection of useful character entities, attributes and events.
Microformats allow us to add more information to our documents on the web, embedding semantic data in web pages that can then be parsed and used in other applications. This reference sheet contains an overview of the most often used microformats.
I'm forever looking up character codes, so this cheat sheet was a no-brainer. This contains a list of the assigned character codes in HTML, with an example of how they are displayed, and description.
A tool that outputs the structure of a page. Makes working with CSS (especially resolving inheritance issues) much easier.
A tool to help automatically fix most common (X)HTML errors before outputting a page to the user.
Most designers create printer friendly pages by creating two seperate pages for each single page of information. This article will teach you how to do the same with CSS and no duplication.