The developer section of the Opera browser has comprehensive and well explained tutorials on the use of HTML, CSS, Javascript and webdesign in general. A great resource for everyone building websites.   http://dev.opera.com/articles/

In this presentation, recorded at QCon, WSO2's CEO and WSDL co-inventor Sanjiva Weerawarana tries to address some of the myths and lies surrounding the REST-vs.-WS-* debate.   http://www.infoq.com/presentations/sanjiva-rest-myths

CodeIgniter is a powerful PHP framework with a very small footprint, built for PHP coders who need a simple and elegant toolkit to create full-featured web applications   http://codeigniter.com/