cheat sheets.

Reloading the Console Environment:
>> reload!
>> Dispatcher.reset_application!   # (outdated)

Load and execute a Ruby script:
>> load "the_file_name.rb"

Using app object:
>> app.get '/stories/10002'
=> 200
>> app.assigns(:story)
=> #<Story:0x24aad0c ... >
>> app.path
=> "/stories/10002" 
>> app.reset!
=> nil

Using helpers methods:
>> helper.pluralize 2, "story" 
=> "2 stories"

Clear the console:
ctrl + l or Command + k (Mac)