gist: 33747


  
    
      setting.rb
    
    
      
      
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              # A model for Ruby on Rails that gets settings from a DB
# And it caches them! Success!
 
class Preference < ActiveRecord::Base
  
  def self.get(name)
    return Rails.cache.fetch(name) {
      output = self.find_by_name!(name)
      Rails.cache.write(name,output.value)
    }
  end
  
end