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New posts in w3c-validation

Switch browser to a strict mode in order to write proper html code

html w3c-validation

Nu Html Checker Error "A numeric character reference expanded to carriage return." when using "
"

html w3c-validation carriage-return

Getting an error in W3C Markup Validation when trying to get a whole <Figure> element as a link in a page

html w3c-validation figure

Parse errors when using calc with rem and px

css w3c-validation css-calc

Difference between HTML Document Type and Content type?

html xhtml w3c-validation

How to add non-standard attributes in a valid way

javascript html validation w3c-validation

Attribute data-ls not allowed on element svg at this point. how to rectify it

html svg w3c w3c-validation svg-animate

W3C Validation Failed, Illegal character in path segment: space is not allowed

html css w3c-validation

Is it acceptable for a submit button to have a name attribute?

html coding-style standards w3c-validation

Why won't <iframe> elements validate in HTML 4.01?

html iframe w3c-validation html4

@media queries : getting an error in W3C CSS Validation Service

css xhtml media w3c-validation media-queries

W3C validator complaining about duplicate div

html w3c-validation

HTML Tables: Semantics of empty cells

html html-table semantic-markup w3c-validation

Ampersands in hyperlinks cause W3C validation to fail

html validation web-standards w3c-validation

Does w3c standards allow for same z-indexes

html css z-index w3c w3c-validation

Why would you need a "Valid XHTML & CSS" notice at the end of a page

html css user-interface standards-compliance w3c-validation

SVG and CSS properties in the same file

css svg w3c-validation

Remove frameborder attribute on the iframe of Recaptcha

javascript html iframe recaptcha w3c-validation

W3C validator error: Attribute placeholder is only allowed when the input type is

html placeholder w3c-validation html-input
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