gistfile1.rb

  private
    def generate_code
      1.times do
        self.code, self.phonetic_code = *Nerd.generate_code(badge.identifier)
        redo if Code.count(:conditions => ['code = ?', self.code]) > 0
      end
    end

  private
    # probably better
    def generate_code
      self.code, self.phonetic_code = *Nerd.generate_code(badge.identifier)
      generate_code if Code.count(:conditions => ['code = ?', self.code]) > 0
    end