The document discusses new features in Visual Studio 2010 and .NET Framework 4.0, including an improved IDE, new language features in C# 4.0, and the Managed Extensibility Framework. It provides examples of using Parallel LINQ, named and optional parameters in C#, and asynchronous programming in F#.

1. Ofir Aspis 1/2010 www.bna.co.il [email_address]

3. Audience Feature Set Minimal Complete Hobbyist Enterprise Professional Ultimate Express Premium

4. VSTS Team Suite w/ MSDN Premium VSTS Development Ed. w/ MSDN Premium VSTS Database Ed. w/ MSDN Premium VSTS Test Ed. w/ MSDN Premium VSTS Architecture Ed. w/ MSDN Premium Visual Studio Professional w/ MSDN Professional Visual Studio Professional w/ MSDN Premium Visual Studio Professional Visual Studio Standard VS 2010 Ultimate w/ MSDN VS 2010 Premium w/ MSDN VS 2010 Professional w/ MSDN VS 2010 Professional

5. Visual Studio 2010 Professional New WPF Editor Generate From Usage Customizable IDE Silverlight Tooling Multi-Core Development Cloud Development Web Development Windows Development Office Development SharePoint Development

6. New Look & Feel Web Deploy web.config Transformation Call Hierarchy Inline Call Tree Highlight References Document Map Margin Extensible Test Runner WPF-based Editor Sharepoint Tooling JQuery Intellisense HTML Snippets Historical Debugging Concurrency Profiler Parallel Tasks Window Parallel Stacks Window Quick Search Generate From Usage Improved Multi-Monitor MVC Tooling Dynamic Data Tooling Click-Once Enhancements for Office 64-bit Mixed-Mode Minidump Debugging Breakpoint Grouping Breakpoint Labeling Breakpoint Import/Export New features, the tip of the iceberg… Improved WPF Tooling

16. WPF Win Forms DLR ASP.NET WCF And more! LINQ Base Class Libraries The CLR JIT & NGEN Garbage Collector Security Model Exception Handling Loader & Binder

17. .NET 1.0 .NET 1.1 .NET 2.0 3.0 3.5 .NET 4 2002 2003 2008 CTP 2005-08 CLR 1.0 CLR 1.1 CLR 2.0 CLR 4 SP1

18. Client Applications WPF 4 MEF Web Applications Web Forms 4 AJAX 4 Client/Server WCF 4

21. Imperative Declarative What How

23. IList<Person> FindParentsWithChildNamed(string childName) { var matches = from person in people from child in person.Children where child.Name.Equals(childName) select person; return matches.ToList(); } After

26. C# 1.0 C# 2.0 C# 3.0 Managed Code Generics LINQ C# 4.0 Dynamic

33. Common Language Runtime Statically-Typed C# VB Ruby Python Dynamically-Typed

34. Common Language Runtime Statically-Typed C# VB Ruby Python Dynamically-Typed Dynamic Language Runtime

35. Python Binder Ruby Binder COM Binder JScript Binder Object Binder Dynamic Language Runtime Expression Trees Dynamic Dispatch Call Site Caching IronPython IronRuby C# VB.NET Others…

36. Calculator calc = GetCalculator(); int sum = calc.Add(10, 20); object calc = GetCalculator(); Type calcType = calc.GetType(); object res = calcType.InvokeMember( &quot;Add&quot; , BindingFlags.InvokeMethod, null , new object [] { 10, 20 }); int sum = Convert.ToInt32(res); ScriptObject calc = GetCalculator(); object res = calc.Invoke( &quot;Add&quot; , 10, 20); int sum = Convert .ToInt32(res); dynamic calc = GetCalculator(); int sum = calc.Add(10, 20); Statically typed to be dynamic Dynamic method invocation Dynamic conversion