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The .NET Framework 4 redistributable package installs the .NET Framework runtime and associated files that are required to run and develop applications to lớn target the .NET Framework 4.
The .NET Framework is"s comprehensive và consistent programming mã sản phẩm for building applications that have visually stunning user experiences, seamless và secure communication, và the ability to mã sản phẩm a range of business processes.The .NET Framework 4 works side by side with older Framework versions. Applications that are based on earlier versions of the Framework will continue to lớn run on the version targeted by default.The .NET Framework 4 provides the following new features và improvements: Improvements in Common Language Runtime (CLR) và Base Class Library (BCL) Performance improvement including better multicore support, background garbage collection, và profiler attach on server. New memory mapped file và numeric types. Easier debugging including dump debugging, Watson minidumps, mixed mode debugging for 64 bit and code contracts. Innovations in the Visual Basic and C# languages, for example statement lambdas, implicit line continuations, dynamic dispatch, và named/optional parameters. Improvements in Data Access và Modeling Enhancements to ASP.NET More control over HTML, element IDs và custom CSS that make it much easier to create standards-compliant and SEO-friendly website forms. New dynamic data features including new query filters, entity templates, richer tư vấn for Entity Framework 4, and validation and templating features that can be easily applied khổng lồ existing web forms. Website forms tư vấn for new AJAX library improvements including built-in tư vấn for content delivery networks (CDNs). Improvements in Windows Presentation Foundation (WPF) Added support for Windows 7 multi-touch, ribbon controls, và taskbar extensibility features. Added tư vấn for Surface 2.0 SDK. New line-of-business controls including charting control, smart edit, data grid, & others that improve the experience for developers who build data centric applications. Improvements in performance and scalability. Visual improvements in text clarity, layout px snapping, localization, & interoperability. Innovative new parallel-programming features such as parallel loop support, Task Parallel Library (TPL), Parallel LINQ (PLINQ), và coordination data structures which let developers harness the nguồn of multi-core processors.

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Windows 7, Windows 7 Service Pack 1, Windows server 2003 Service Pack 2, Windows vps 2008, Windows server 2008 R2, Windows server 2008 R2 SP1, Windows Vista Service Pack 1, Windows XP Service Pack 3

Windows XP SP3 Windows hệ thống 2003 SP2 Windows Vista SP1 or later Windows server 2008 (not supported on Server bộ vi xử lý core Role) Windows 7 Windows server 2008 R2 (not supported on Server bộ vi xử lý core Role) Windows 7 SP1 Windows server 2008 R2 SP1Supported Architectures: x86 x64 ia64 (some features are not supported on ia64 for example, WPF)Hardware Requirements: Recommended Minimum: Pentium 1 GHz or higher with 512 MB RAM or more Minimum disk space: x86 – 850 MB x64 – 2 GB Prerequisites:
to lớn start the installation immediately, click Run. Khổng lồ save the tải về to your computer so that you can install it later, click Save. Khổng lồ cancel the installation, click Cancel.
Additional Requirements for server InstallationIf you have lớn perform a server installation, your computer must have the following software in addition lớn the basic requirements: internet Information Services (IIS) version 6.0 or later. Khổng lồ access the features of ASP.NET, IIS with the latest security updates must be installed before the .NET Framework is installed. ASP.NET is supported only on Windows XP Professional, Windows vps 2003, Windows vps 2008, & Windows server 2008 R2.