This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
I made a simple chat server and client that works pretty well in a LAN network. The problem is if I try connecting the client to a remote computer, it doesn't connect. Why is this happening and how do I fix it?