InfoQ Homepage .NET Framework 4.0 Content on InfoQ
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Microsoft is Dropping Code Access Security in .NET 4.0
In .NET 4.0, Microsoft is replacing .NET’s Code Access Security (CAS) with a new security model inspired by Silverlight. This rather than complex link demands, code is categorized into three easy to understand levels with partially trusted code being unable to call fully trusted code except via carefully designed gateway functions.
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What’s new in WPF 4.0?
WPF 4.0 will be adding new controls, Pixel Shader 3.0, and a completely rewritten text rendering pipeline. These and other features will find their way into Visual Studio 2010, expected early next year.
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IronPython for .NET 4
Previews of IronPython for .NET 4 have been shipping along with VS 2010, but that does not mean the two are tied together. We break down the plans for delivering IronPython to .NET developers.
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.NET 4 Beta 1 Now Supports Software Transactional Memory
Microsoft has released a new version of .NET 4.0 Beta 1, one that incorporates STM.NET, the Software Transactional Memory. STM is an alternative mechanism to lock-based synchronization used to control the concurrent access to shared memory.
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The .NET Reactive Framework (Rx) Enables LINQ over Events
Erik Meijer and Wes Dyer have created the .NET Reactive Framework (Rx), the mathematical dual of LINQ to Objects, allowing programmers to use LINQ over events. Erik and Brian Beckman demonstrate that IObservable is a continuation monad.
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Entity Framework CTP for VS 2010
Not everything planned for Visual Studio 2010 made it in beta 1. This includes some important features for ORM fans. Entity Framework CTP 1 includes support for Self Tracking Entities, POCO Templates, and support for EDMX-free coding.
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Microsoft OracleClient Deprecated
Microsoft announced System.Data.OracleClient will be marked obsolete in .NET 4.0 and removed from future releases. OracleClient is the ADO.NET provider for Oracle developed by Microsoft and shipped as part of the .NET FCL. Its absence will be an impediment to future upgrades for the many small projects using this provider for Oracle data access.
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Building Applications, the Workflow Way
A new article by David Chappell describes how BPM engines are different from plain programs written in Java, C#, etc. and the ways Windows Workflow Foundation can be used to build workflow applications.
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Interview: Eric Nelson on VS 2010 and .NET 4.0
In this interview Eric Nelson talks about what’s coming in VS 2010, the C# – VB.NET convergence, the introduction of Parallel as a library, and Azure cloud computing.
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Wrapping Stored Procedures in .NET Languages
Creating wrapper functions for pre-existing stored procedures is surprisingly difficult in .NET. Stored procedures have certain calling conventions that aren’t generally used in the .NET Framework and many of them are not supported at all. For example, C# doesn’t support optional parameters and neither .NET language supports optional parameters on nullable types.
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.NET 4 Cancellation Framework
.NET 4 will have new types to support building cancellation-aware applications and libraries. The new CancellationToken, CancellationTokenSource, and cancellation exception types provide a cooperative cancellation framework.
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LINQ to SQL Changes in .NET 4.0
Damien Guard of Microsoft’s Data Programmability has posted a rather long list of the changes to LINQ to SQL. While they are still committed to Entity Framework over the long run, this will do much to alleviate the fear LINQ to SQL will be completely neglected in the mean time.
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What Is .NET 4.0 Beta 1 Going to Bring to PLINQ?
Ed Essey, a Program Manager on the Microsoft Parallel Computing team, wrote on the latest enhancements to PLINQ that are to appear in .NET 4.0 Beta 1 that is to be released soon. Some of them are: “With” Operators Pattern, Execution Mode, Cancellation, Refactoring, Performance Improvements.
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Disabling View-State Made Simpler in ASP.NET 4.0
ASP.NET 4.0 offers a new mechanism to enable/disable the view-state, controlling it becoming much easier than before. To store their state, ASP.NET controls have used view-state, enabled by default until now. This behavior resulted sometimes in large amounts of data being transferred between the client and the server.
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.NET and Dynamic Languages
In the months and years ahead, dynamic languages are going to take on an increasing important role in the .NET platform. To support this Microsoft is heavily investing in integration between the dynamic languages and the CLR.