Facebook & Open Graph’s XML Nameservers Within the opening <html> tag, the Facebook and Open Graph nameservers need to be included to tell your browser and other parsers that it can expect tags other than HTML:
Search Engine/ Directory
To some SEO questions there are no definitive answers unfortunately. Using absolute or relative URLs to interlink related site subpages is just such a question.
Follow the instructions below if you own the site and have already verified it in Webmaster Tools.How to remove somebody else’s content from Google.
The Open Graph Protocol enables you to integrate your Web pages into the social graph. It is currently designed for Web pages representing profiles of real-world things
In HTML elements, the language attribute specifies the natural language. This document is mostly concerned with how to specify the primary language(s) (there could be more than one) and the base language (there is only one) in HTML documents.