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How to setup RVM and Phusion Passenger with Apache on Ubuntu to deploy Rails 2 and Rails 3 applications on the same machine
Serve static assets in Rails 3 production environment using ruby server
database.yml file setup for Rails 3 application
Rake routes task in Rails applications to display all defined routes or only routes of a single controller
New Titanium Mobile 1.5 improvements of Android APIs in Titanium and how to install Titanium Mobile 1.5 on Ubuntu
Ruby class_eval method, __FILE__ and __LINE__ arguments