gist: 8577


  
    
      seo_friendly_urls_in_rails.rb #
    
    
      
      
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              class OperatingSystem < ActiveRecord::Base
  def to_param
    "#{id}-#{name.gsub(/[^a-z0-9]+/i, '-')}".downcase
  end
end
 
map.resources :operating_systems, :as => 'operating-systems'
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