Ruby on Rail (RoR), the popular web application framework, had an upgrade to version 2.2 last Friday. This version features better internationalization (i18n) framework and stronger HTTP validators. RoR now supports i18n by default - the feature developers have desired for long to create multi-language websites easier. The framework adds better supports for etag and last-modifed validators freeing expensive server-side processing if the client the client already has the latest contents. Also featured are thread safety and a connection pool for the ...