With HTML forms submissions today, web developers typically must use JavaScript to ensure values are provided when required and are within appropriate ranges and types. HTML5 offers form field ...

While the W3C validator isn’t the last word (or even the first word) when it comes to HTML5 accuracy (as we have covered before here), it is an interesting comparative metric.

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 ...

Struts 2's versatile validation framework doesn't end with Java support on the server side. Find out how Struts 2 also helps you perform advanced Ajax validation with ease.

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 ...

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 ...

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 ...