PUBLIC MARKS with tags QA & validation

CSSEdit's built-in validation makes writing W3C-approved CSS a one click process. There's no need to browse through clunky web forms.

HTML est un artisanat.

worked hard with help from users, translators, developers to offer a new version of the CSS validator just in time for the 10 years anniversary of CSS.

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Validatelet is a stand-alone, easy to install, version of the W3C's Markup Validator for Mac OS X. Validatelet is a normal Mac OS X application. No installation is required, just put Validatelet where you need it (hard drive, flash drive, CD-R, etc).

What happened to the web sites which were previously valid?

The crschmidt.net site now uses in-page validation to provide a visual indication of whether the source is valid.

A professional in any kind of jobs, should NEVER stop learning. That's a key of professionalism, a key for survival.

This is the W3C Feed Validation Service, a free service that checks the syntax of Atom or RSS feeds.

The code for the W3 XHTML validator to RSS widget. The W3C Validator has an option, not too well known, to give its results in XML, and this is based on that. That interface is out of my hands, so this may well break. I’ll try to keep it up to date, tho

Un module pour créer des documents XHTML à la volée.

This site is not a "How To" on Web Standards, rather it is meant to be a resource giving examples, provide links, and food for thought.

What are the implications of creating custom DTDs