BCL new features of the .NET Framework 4.0 Beta 2

Visual Studio 2010 and .NET Framework 4 Beta 2 are now available to download. .NET 4 Beta 2 contains various newly introduced BCL features and enhancements in addition to what was included in the earlier version of .NET Framework 4.0 Beta 1. Many of these enhancements were added in large part due to specific feedback and suggestions reported by customers through Microsoft Connect.

New BCL Features in .NET Framework Beta 2.0

1. Complex Number
2. Location
3. Stream Copy (Stream.CopyTo)
4. IObservable<T>
5. Enum.HasFlag
6. String.Connect & String.Join
7. String.IsNullOrWhiteSpace
8. TryParse (In Guid, Version and Enum)
9. Addition Environment.SpecialFolder, Environment.Is64BitProcess and Environment.Is64BitOperatingSystem
10. Path.Combine with params support
11. ObservableCollection<T> is now part of System.DLL
12. Int Pointer operations (IntPtr and UIntPtr Subtraction operators)
13. StringBuilder.Clear
14. ServiceInstaller.DelayedAutoStart
15. StopWatch.Restart

-- Kaushal Patel

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