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The latest version of Ruby on Rails (the most famous Ruby web application framework) is just around the corner. Rails 3 is a major refactoring of the entire codebase. This upcoming version includes a bunch of new features, most of which are the result of merging with the Merb framework....

HTTP is one of the most popular web protocols. A solid knowledge of HTTP is fundamental for internet software developers. This introduction is aimed at those who are interested in knowing the essentials of HTTP, the kind of network architecture it's based on, the operations it allows, and how the...