Html5 Playground

Trying to get close a W3C validation of the output from my aspx (VB.NET 2008 Framework 3) I get thi… Read more Net-enabling Start-tag Requires Shorttag Yes

I'm working on a website and while displaying it on Firefox is fine, on IE I've got a lot o… Read more Validation Error: Byte-order Mark Found In Utf-8 File

It may be a nonsense question, and I know we have to follow standards as much as possible. But can … Read more Can A Td Be Inside A Td

I'm currently reading a lot about different JS frameworks (EmberJS, AngularJS, etc.). On first … Read more Angularjs Directives As "custom" Html Tags: Isn't This Dangerous And May Conflict With Future Html Versions?

If we declare page as HTML5, Is it mandatory to follow HTML5 page structure ? . Below are two exam… Read more How Html5 Page Structure Affects W3c Validation And Seo

I use a clear div in several places in a single HTML file, a la: #clear { clear: both; } usage… Read more W3C Validator Complaining About Duplicate Div

I want to find or make a bookmarklet that will validate the html content of a currently viewed page… Read more Making/finding Html5 Validator Bookmarklet