Default template When creating new controller with acti […]
Development In config/environments/development.rb, conf […]
Ref Bootstrap @IT(Japanese) What? CSS layout library po […]
Add debug info to layout app/views/layouts/application. […]
RSpec RSpec is testing tool for the Ruby programming la […]
Routes We need to manage route. Route means that access […]
Install git in Ubuntu sudo apt-get install git Add defa […]
Ruby Linux, Mac Instruction is RVM Install rvm RVM is R […]
Operations Arithmetic a = "ru" + "by" #=> "ruby" a * 3 […]
Range … This is range object. Example 1 .. 10 #1~ […]