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WD 070
Doctype
Doctype informs the validator which version of (X)HTML you're using, and must appear at the very top of every web page.
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Related Knowledge
Home Page
Domain
Hosting
Charset
X-UA-Compatible
Viewport
You can search for DOCTYPEs all day at w3.org without finding one page that lists them all. And when you do hunt down a DOCTYPE (generally in relation to a particular Recommendation or Working Draft), it’s often one that won’t work on your site.
Fix Your Site With the Right DOCTYPE!
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Doctype
Browser Compatibility
Metadata
highlighted by
Benson Shen
Copywriter
Related Knowledge
WD 015
Home Page
State your value proposition, what are you selling, who are you, and why you exist.
WD 001
Domain
Don't buy a domain without checking into its past.
WD 002
Hosting
Choose a reliable service provider according to the capacity you need.
WD 071
Charset
A web browser must know which character set to use to display an HTML page correctly.
WD 072
X-UA-Compatible
To instruct Internet Explorer to use its latest rendering engine.
WD 073
Viewport
Declare viewport for responsive web design.