In a nutshell Jenkins CI is the leading open-source continuous integration server. Built with Java, it prov...

GitLab offers git repository management, code reviews, issue tracking, activity feeds and wikis. Enterprise...

Ruby is a language of careful balance. Its creator, Yukihiro “Matz” Matsumoto, blended parts of his favorit...

It is a web application framework with expressive, elegant syntax. It attempts to take the pain out of deve...

Writing code is interactive and fun, the syntax is concise yet expressive, and apps run lightning-fast. Swi...