Krzysztof Cwalina

Designing Reusable Frameworks

June, 2004

Blog - About

About Krzysztof Cwalina

Krzysztof Cwalina is a Principal Architect on the .NET Framework team at Microsoft. He started his career at Microsoft designing APIs for the first release of the Framework. Currently, he is leading the effort to develop, promote, and apply the design guidelines to the .NET Framework. He is a coauthor of Framework Design Guidelines (Addison-Wesley, 2005). Reach him at his blog at blogs.msdn.com/kcwalina.

  • Krzysztof Cwalina

    Delegate-Based APIs

    • 39 Comments
    Generics and Anonymous Methods/Delegates make up a powerful pair that can be used to create elegant query APIs. Here are some that we just added to the .NET Framework’s Collection libraries. I used List<T> to illustrate the APIs but most of...
  • Krzysztof Cwalina

    Design Guidelines Update: Optional Features Pattern

    • 4 Comments
    This is a relatively major update to the Design Guidelines. It describes and formalizes a very common .NET Framework Pattern/Idiom for exposing optional functionality/service of an API (for example canceling a stream operation, as not all streams support...
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