Website povtehmash.ru

Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.

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.

A family of standard web feed formats used to publish frequently updated information like blog entries, news headlines, audio and video.

The act of searching for an object. Related actions: FindAction: SearchAction generally leads to a FindAction, but not necessarily.

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

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.

Sites who has this tag are verfied by google to use WebMaster tools

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.

A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.