# File common/lib/symbiosis/utils.rb, line 161
    def random_string( len = 10 )
      raise ArgumentError, "length must be an integer" unless len.is_a?(Integer)

      randchars = "23456789abcdefghjkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"

      name=""

      len.times { name << randchars[rand(randchars.length)] }

      name
    end