Use the Null Object pattern to simplify your client code and makes it less error prone.
Latest Patterns Articles
Implement a Command Pattern Using C#
Learn how to implement a Command design pattern using C# with menus and toolstrip buttons as userinterface objects.
Choosing Between MVC and MVP Patterns in ASP.NET
Probe for ASP.NET developers and choose the right pattern between MVC and MVP, concerning all major differences between them.
C# Language Highlight: Using Keyword
Learn about the dual-purpose of the C# using keyword. Examine why it can be extremely helpful in object management, and the syntax for its use.
Let Your Parser Go for the GOLD
Learn how the GOLD Parser system can help you develop fast and efficient parsers in any programming language environment, including C++, Java, and .NET just to name a few. GOLD is a freeware parser generator that includes a DFA and LALR parser you can include in your app with unlimited licensing. GOLD is a great alternative to GNU Bison, which locks you into the C++ environment.
Smart Client: Composite UI Application Block
Learn about the CAB at a very high level. With it you can create Windows Forms-based applications that have sophisticated capability without being as sophisticated to create.
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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.