matlab example update

Author: ac133451

examples/matlab_example.m

@@ -1,6 +1,7 @@
 global send_socket
 send_socket = TCPSendSocket(4343, '0.0.0.0');
-rec_socket = TCPReceiveSocket(4242,'0.0.0.0',@echo_back);
+rec_socket = TCPReceiveSocket(4242,'127.0.0.1',@echo_back);
+% use '127.0.0.1' for windows and 'localhost' for unix systems
 
 send_socket.start()
 rec_socket.start()
@@ -13,5 +14,6 @@
 
 function echo_back(data)
  global send_socket;
+ data % print data
  send_socket.send_data(data);
 end

examples/matlab_example.py

@@ -14,7 +14,7 @@ def print_data(data):
 
 
 # create a send and receive socket
-send_socket = TCPSendSocket(tcp_port=send_port, tcp_ip=ip, send_type=JSON)
+send_socket = TCPSendSocket(tcp_port=send_port, tcp_ip='', send_type=JSON)
 rec_socket = TCPReceiveSocket(tcp_port=receive_port, handler_function=print_data)
 
 # start the sockets