A web developer's education is never finished. Here is a list of trends & reference tables that, in my opinion, every web developer should track -
work in progress...
- HTTP Archive - Trends in web technology, interesting stats, repository of web performance information
- Browser Security Handbook - Key security properties of contemporary web browsers
- HTML 5 Reference Table
- HTML 4/ XHTML Reference Table
- CSS 3 Reference Table
- CSS 2 Reference Table
- PPK's Browser Event Compatibility Tables - Desktop, Mobile
- HTML5 compatibility on mobile and tablet browsers
work in progress...