Ruby Dates

# Create your own date styles

# environment.rb
ActiveSupport::CoreExtenstions::Time::Conversions::DATE_FORMATS.merge!(
  :simple     => "%d %b %Y",
  :last_login => "Last login: %m/%d/%y at %I:%M %p"
)

# used the same as above
>> now.to_s(:simple)
#   => "05 Mar 2007"
>> now.to_s(:last_login)
#   => "Last login: 03/05/07 at 06:30 PM"