This tutorial is an introduction to socket programming in Java, starting with a simple client-server example demonstrating the basic features of Java I/O. You’ll be introduced to both the original ...

I wrote a pair of apps, one a server and one a client, and they were free-standing java programs. They work seamlessly, only now we want to run the client from behind a firewall, and it's not working.

Wondering what the lawyers and programmers are talking about in the highest-profile tech trial in years? Here's a guide to the ties between Android and Java -- and the history leading up to the case.