Learn how to use a mailslot to broadcast information over a network.
Latest Messaging Articles
Creating a Chat System
Create a Chat System (Client and Server) to chat either on a LAN or the Internet.
Open Source Messenger for Any Version of Windows
Build an open source messenger that works with nearly any version of Windows.
Using MAPI to Send E-Mail
How to send customized e-mail messages and attachments programmatically using MAPI.
Peer to Peer Network Messenger
This program is a peer to peer messenger program which functions (and looks) like MSN messenger. since this program is peer to peer there is no hidden server code, it's all here!
Adding More Privacy to Users of Existing Messengers
SQLProxy is a program created for adding more privacy to users of existing messengers. In this first versions, only Yahoo! messenger protocol is supported.
Latest Developer Videos
More...Latest CodeGuru Developer Columns
C++ Tips and Tricks
Quirky and yet persistent, C++ is a language that keeps programmers coming back to it. Pick up some new ways to wrangle it into your workflow.

Creating a Server with .NET Socket Programming
HTTP isn't the only network protocol that's useful. Learn about, or beef up your skills with, socket-level programming.

Common Library Functions in Visual Basic
Learn about the functions, and see a small example of how the particular functions can be used.
The Top Challenge for Developers is...
Most developers face a grueling challenge to please their end users. We asked their top challenge is. With over 3,000 responses, the results are now available!






