[RoR] Ubuntu 12.04 + Rails 3.2 + Passenger
在Ubuntu的環境上做RoR建置大致上沒太多問題， 比較常遇到的就是dependent package沒安裝，再去apt-get install就好。 如果有安裝失敗的狀況，就sudo一下囉！ 主要參考以下網站就可以了： http://blog.sudobits.com/2012/05/02/how-to-install-ruby-on-rails-in-ubuntu-12-04-lts/ https://www.digitalocean.com/community/articles/how-to-install-rails-apache-and-mysql-on-ubuntu-with-passenger http://www.modrails.com/documentation/Users%20guide%20Apache.html#_deploying_a_rack_based_ruby_application_including_rails_gt_3