Html5 News

There is a hack to make work :focus pseudoclass for div elements: adding to div tabindex. Like this… Read more Is Tabindex Hack For Css :focus Specified Somewhere?

What characters does Server.HtmlEncode encode into named character entities? So far I have only fou… Read more Asp.net - What Characters Does Server.htmlencode Encode Into Named Character Entities

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 struggle a bit to understand the documentation here: http://w3c.github.io/html-reference/terminol… Read more Is It Legal To Wrap Li In A?

I am building a web application that interact with documents for later printing. In some points is … Read more Using Cm/mm On The Css Of A Web App That Replicates Paper Interaction Is A Good Practice?

I was looking at the W3C specs for the script tag, and I noticed you can specify VBScript and TCL a… Read more What Language Types Are Allowed In The Html Script Tag?

I would like to know if the opengraph markup is W3C valid, I'm getting the following error when… Read more Opengraph W3c Valid?

I am working on taking readings about web browser performance and so need to access the window.per… Read more Run Custom Javascript Code After Loading Any Website