LiveInternet - крупный сервис дневников и сообществ, авторитетный сервис статистики для сайтов.
uCoz is a free website builder that is suitable for both web professionals and newbies. It offers 250+ default templates and supports full design customization. 21 uCoz modules can be simply combined to build a full-fledged website, or used separately as a forum, blog platform, online store etc.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.
Open graph description entity tag
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook