exocode

module ApplicationHelper

  def current_user
    @current_user ||= warden.authenticate(:scope => :user)
  end

end

mlanett

HTTP status code symbols for Rails

Thanks to Cody Fauser for this list of HTTP responce codes and their Ruby on Rails symbol mappings.

Status Code Symbol
1xx Informational
100 :continue
101 :switching_protocols
102 :processing

L8D

def median_of a
  return nil if a.empty?
  sorted = a.sort
  len = sorted.length
  (sorted[(len - 1) / 2] + sorted[len / 2]) / 2.0
end