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This is a MSN Messenger like chat application using C# with TCP/IP socket programming.

An article about a partial FTP Downloader

Once I needed a simple, open source and robust FTP client to include in my project. To my surprise I was not able to find one in spite of many FTP clients that were published on various websites. So what appeared to be a problem? The problem was the quality: simply the published projects were all just demos. There was no quality FTP clients...

Sending email using the Simple Mail Transport Protocol (SMTP) can be a slow process, particularly when sending large numbers of messages using, for example, a bulk email tool. This process can be accelerated with considered use of asynchronous sending.

Yet another chat application, with server running in service mode or GUI mode.

Many modern applications send email for a variety of purposes. This includes sending email to customers, suppliers and other businesses or individuals or for reporting problems that have occurred whilst running a program. With.NET, sending mail is easy.

This application is built on the WCF .NET Framework 3.0. It uses duplex communication and TCP binding (for some reasons that are discussed later in this article). It concentrates on handling and controlling a WCF service that has to make reliable sessions with many clients and keep those connections alive as long as possible.

A fairly simple to use Winsock component, allowing simple networked applications. Built modeling the VB6 component of the same name, with enhancements.

Full implementation of a reusable DNS resolver component and a Dig.Net example application

An ASP.Net/AJAX interface for utorrent