Odd jQuery problem - Ajax request to a C program not quite working

Question

I have this basic setup:

• C program opens a socket on a specific unused port (let\'s say 1234) and waits, listening specifically for HTTP requests.
• Web

Answer 1

A different port on the same website still violates the XHR Cross domain policy. The only way it could work cross-domain is either JSONP (does not support POST requests) or a proxy webservice on the same server.

JSONP is the easiest, what it does is basically just add a