Apple's decision to promote KDE's KHTML rendering engine and, by extension, the KHTML-based Konqueror to Major Browser status makes web standards important again. Webmasters who test in only Microsoft ...

CSE HTML Validator Pro ($69 direct) is an impressive Windows tool for HTML validation, link checking, and more. Validator Pro combines a text editor and integrated Web browser with sophisticated and ...

We say that Tim Berners-Lee invented the World Wide Web, and that's certainly true. But, we can boil the Web down to three specific technologies: URLs (for uniquely identifying resources on the ...

Google has said many times that poor or invalid HTML validation doesn't impact rankings. Of course, web sites that don't work, a search engine cannot crawl. But if your site works but doesn't validate ...

A recent tweet from Google’s Gary Illyes called attention to problem of invalid HTML. Google is fine with invalid HTML. Less well known is that there are negative outcomes associated with invalid HTML ...