How to register a Csharp Usercontrol as ActiveX (properties, methods, events)
Latest COM/COM+ Articles
Common Pitfalls of COM Interoperability in .Net
Discover some of the common pitfalls of using COM Interoperability in .NET as well as best practices that could help you steer clear of these pitfalls.
Build a Managed BHO and Plug into the Browser
Browser Helper Objects (BHOs) are COM components that communicate with Internet Explorer to enrich the browsing experience. Michele Leroux Bustamante returns to the world of COM to show you how to build a managed BHO with the help of the .NET Framework's COM interoperability features.
Looking at the WCF Windows Communication Foundation
Discover Windows Communication Foundation (WCF). Microsoft introduced this technology, which is a part of .NET 3.0, to make your life easy when it comes to building distributed applications.
Simplify Application Deployment with Registration-Free COM
In the days before .NET, COM's dependency on the Registry and its backward compatibility issues were the Achilles' heels of Win32 development. Learn a technique for deploying your existing COM components without the pain traditionally associated with the Registry.
Enumerating Exchange Contacts in .NET
Through COM Interop, learn how to program against the Exchange Store for Exchange Server 2003.
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MFC Integration with the Windows Transactional File System (TxF)
The Transactional File System (TxF), which allows access to an NTFS file system to be conducted in a transacted manner through extensions to the Windows SDK API. MFC 10, has been extended to support TxF and related technologies. This support allows existing MFC applications to be easily extended to support kernel transactions.
.NET Framework: Collections and Generics
The original release of the .NET Framework included collections as .NET was introduced to the Microsoft programming world. The .NET Framework 2.0 introduced generics to complement the System.Collections namespace and provide a more efficient and well performing option. Read on to learn more...

Working with Hashtables in .NET
There are millions of Namespaces in the .NET Framework. Coming from a VB 6 background, I was accustomed to arrays and arrays only. Luckily all has changed with .NET, in that the .NET Framework supports Collections, which as its name implies, is a collection of objects that you can store in a certain manner.
Implementing a WCF Message Contract
WCF implementations normally take two different approaches; a Document style or an API style. Document style implementations are more flexible and often easier to extend and version. Also, Document style or rather, Message Contract service implementations, work well between systems with a shared message assembly. Jeffrey Juday guides you through architecting a WCF Message Contract implementation.