    # File ex_taglist_with_tcp_notify.rb, line 30
    def notify (msg)
            ipaddress = @config['tcp_listener_address']
            port = @config['tcp_listener_port']

            begin
                    sock = TCPSocket.new(ipaddress, port)
                    sock.puts msg    # format the array nicely
                    sock.write "\0"  # end each message with a null character
                    sock.close
            rescue
                    puts $!
            end
    end