Base Class Libraries

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Base Class Library Highlights

Code Contracts at PDC 2009
If you’re at PDC this year and interested in Code Contracts, go watch Mike Barnett and Nikolai Tillmann talk about Code Contracts and Pex (another MSR tool). Their session is called Code Contrac... more
Tuesday, Nov 17 by BCLTeam

What's New in the BCL in .NET 4 Beta 2 [Justin Van Patten]
Visual Studio 2010 and .NET Framework 4 Beta 2 are now available to download. .NET 4 Beta 2 contains several new BCL features and enhancements in addition to what was included in .NET 4 Beta 1.&... more
Wednesday, Oct 21 by BCLTeam

Code Contracts CLR Inside Out Article [Melitta Andersen]
In the August 2009 issue of MSDN Magazine, we have a CLR Inside Out article on the BCL’s experience with adding code contracts to the BCL. It includes both an overview of the feature, as well as... more
Friday, Aug 21 by BCLTeam

Essential BCL Resources

Code Samples

CodePlex Projects

Best Practices

Forums

Videos

Code Samples

Tools for Framework Architecture Verification

The Tools for Framework Architecture Verification is is a suite of tools primarily aimed at validating the architecture of a framework.

Framework Design Studio

Framework Design Studio is a set of tools for reusable library designers. The package contains a GUI tool for viewing, reviewing, and comparing versions of managed APIs.

CodePlex Projects

	CLR Security Find projects that extend the security APIs shipped with the .NET framework to provide additional functionality.
	CLR Interop Find tools and samples that enhance your interop development experience.

Best Practices

	String Best Practices Find the latest .NET code samples or upload your own.
	DateTime Best Practices Find open source projects on CodePlex or start your own.
	BCL FAQ Get answers to frequently asked questions about the Base Class Library (BCL).

Forums

.NET Base Class Library

Discuss the Base Class Library, design, and best practice issues of managed code: Collections, Diagnostics, I/O, Registry, Globalization, Reflection, and Text.

Regular Expressions

Discuss and ask questions concerning the usage of Regular Expressions (REGEXes) in the .NET Framework.

Videos

Northeast Roadshow - Light Up Your Apps With Windows 7
Jim O'Neil concludes his three part series on Windows 7 for Developers with an overview of the new A... more
Friday, Jul 10 by Jim O'Neil

Inside .NET 4: Meet the BCL Team
Much of what you can do with .NET, from a compositional perspective, is enabled by the vast function... more
Thursday, May 21 by Charles

Five-part tutorial on how to use Libraries in Windows 7
Yochay Kiriaty has completed is fifth post over on the Windows 7 Developer Blog covering how to take... more
Thursday, Apr 23 by Adam Kinney

More BCL Resources

	Get .NET Framework 4 Beta 2 Download Visual Studio 2010 and .NET Framework 4 Beta 2.
	Give Us Your Feedback on .NET Framework Documentation Help us help you by taking 10 minutes to fill out our Content Survey on how to improve the Visual Studio and .NET Framework documentation.
	DevLabs: Code Contracts Code Contracts provide a language-agnostic way to express coding assumptions in .NET programs.
	Channel 9 Videos Watch videos and connect with your peers.
	Common Language Runtime The .NET Framework's run-time environment runs the code and provides services that make the development process easier.
	MSDN Magazine Read in-depth articles about .NET.