InfoQ Homepage .NET Framework 4.0 Content on InfoQ
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.NET 4.0 CTP, Visual Studio 2010 CTP and Azure Tools CTP Are Available
Microsoft has announced the availability of the next generation of .NET Framework 4.0 CTP, Visual Studio 2010 CTP and the new Windows Azure Tools for VS CTP during PDC 2008.
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C# Feature Focus: Co- and Contra-variance
With .NET 4, C# 4 will be able to support co- and contra-variance in generic interfaces. If you are not familiar with them, think of it as the reason why you can't pass an IEnumerable<Apple> to a function expecting an IEnumerable<Fruit>.
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.NET 4 Feature Focus: Type Embedding and Equivalence
In .NET 4 types will no longer be restricted to a single assembly. A single type, or part of a type, can be extracted from one assembly and placed into another. Why would you do this? Well first off all, to reduce the cost of including the Office Primary Interopt Assemblies from several megabytes to about 2KB by only including what you actually need.