Managed Extensibility Framework

Several months ago we formed what we call Application Framework Core team. The charter of the team is to play the same role in the application frameworks space (WinForms, ASP.NET, WPF, Silverlight) as the Base Class Libraries (BCL) team plays at the bottom of the platform stack. The BCL team did a good job fulfilling…

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Framework Design Guidelines Digest v2

Almost 4 years ago, I blogged about Framework Design Guidelines Digest. At that time, my blog engine did not support attaching files and I did not have a convenient online storage to put the document on, and so I asked people to email me if they want an offline copy. Believe it or not, I…

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Framework Design Studio Released

When I was coming back from Mix 2007, I was bored on the plane and so started to write a dev tool. What a geeky thing to do on a plane. 🙂 The tool allows comparing two versions of an assembly to identify API differences: API additions and removals. Comparing versions of APIs comes very…

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Simulated Covariance for .NET Generics

I just wrote this pattern, but I am not sure if I should add it officially to the Framework Design Guidelines. It seems like a bit of a corner case scenario, though I do get questions about it from time to time. Anyway, let me know what you think.    Different constructed types don’t have a common root type….

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