LiveInternet - крупный сервис дневников и сообществ, авторитетный сервис статистики для сайтов.
Free service that generates a social sharing buttons script. You choose the desired buttons by your own.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.
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.