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Webmaster tools provide you with a free and easy way to make your site more Google-friendly.

Site registered at MSN/Bing Webmaster.

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Rack::Cache is a component to enable HTTP caching for Rack-based applications such as Rails.

Ruby on Rails is an open-source web framework that is optimized for programmer happiness and sustainable productivity. Note that Ruby on Rails has two detection techniques and this is one of them.

Ruby on Rails is an open-source web framework that is optimized for programmer happiness and sustainable productivity.

A contextual advertising solution for delivering Google AdWords ads that are relevant to site content pages.

Google Analytics offers a host of compelling features and benefits for everyone from senior executives and advertising and marketing professionals to site owners and content developers.

A free Russian tool for increasing the conversion of the site. Watch for key performance site, analyze visitor behavior, evaluate the impact of advertising campaigns.

VK is an all-purpose tool for finding friends, considered a Russian version of Facebook.

Google+ +1 Button implementation.

Google+ API functionality.

A family of web feed formats used to publish frequently updated content such as blog entries, news headlines or podcasts.

The DOCTYPE is a required preamble for HTML5 websites.

The website uses conditional comments that are supported by Microsoft Internet Explorer. They allow web developers to show or hide HTML code based on the version of the viewer's browser.

JavaScript is a scripting language most often used for client-side web development. Its proper name is ECMAScript, though "JavaScript" is much more commonly used. The website uses JavaScript.

Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML

The OpenSearch description document format can be used to describe a search engine so that it can be used by search client applications.

This page contains tags that are specific to an HTML 5 implementation.

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

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