CSS border issue with THEAD TBODY and COLSPAN...

libxml2: xmlIOParseDTD: I/O warning : failed to load HTTP resource...

css "Image()" selector is a valid / widely implemented standard?...

Is there a standard way to get all elements with a class name WITHIN a certain node?...

redefine xsd element throws "not well formed" error...

HTML5 void elements' ending / is optional, but is it preferable?...

w3c document.forms[0].fieldname equivalent...

Namespace and no namespace tag in the same XML is according with the W3C recommendation?...

using css pixel calculating screen size, where is wrong?...

Why does the XMLHttpRequest spec prevent setting the Accept-Encoding header?...

Unable to load java class from w3c...

Java - reading data from website...

Geolocation in Browser works in 1.6 (Gears) but not in 2.0 (HTML5/W3C)...

W3C document states...

HTML Doctype changed?...

How is "<" in HTML handled by browsers?...

mapping from window to document...

XML - How Can I Add a Second Entry?...

XML: Why can't I use a different namespace?...

Should autosuggest input have type="text" or type="search"?...

How should an inline SVG look like...

Is this a valid SVG path?...

W3C Validation - Wordpress DOC Type...

How to convert w3c date to a custom format?...

SVG SMIL HTML5 Bad value `none` for attribute fill on element set...

Should website testing include passing W3C css & html validator?What are the benefits of passing...

When will CSS 3 and HTML 5 become the official standards?...

Html valid input value attributes...

W3C validator given warning: No DOCTYPE found! for Kohana 3 Feed Class...

Why is the default max length for an input 524288?...