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Universal Windows apps in .NET

This post was written by Lucian Wischik, a Program Manager on the Managed Languages team. We just released the Universal Windows app development tools for writing Windows 10 apps in Visual Studio 2015. It is an exciting release: you can now use the latest .NET technology to build Universal Windows Platform ("UWP") apps that run on every ...
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RyuJIT Bug Advisory in the .NET Framework 4.6

A code generation (AKA "codegen") issue in RyuJIT in the .NET Framework 4.6 has been discovered that affects a calling pattern called Tail Call Optimization. The RyuJIT team has fixed the issue and has started the process of producing a .NET Framework 4.6 patch that will be freely available for anyone to download and install. There is a ...
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.NET Networking APIs for UWP Apps

This post was written by Sidharth Nabar, Program Manager on the Windows networking team. At Build 2015, we announced that .NET Core 5 is the new version of .NET for developers writing Universal Windows Platform (UWP) apps. The set of networking APIs available for developers in .NET Core 5 is an evolution from the set that was available for ...
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Announcing Availability of ASP.NET 5 beta 6

It feels like we just did this… we just announced an ASP.NET release, and here comes another one.  The development team has been hard at work right through the release of Visual Studio 2015 to deliver an updated set of packages and tools for you to use with ASP.NET 5.  This release, labeled ASP.NET 5 beta 6 contains a handful of new ...

ASP.NET Community Standup – July 21, 2015

This is the next in a series of blog posts that will cover the topics discussed in the ASP.NET Community Standup.  The community standup is a short video-based discussion with some of the leaders of the ASP.NET development teams covering the accomplishments of the team on the new ASP.NET 5 framework over the previous week.  Within 30 minutes...

Announcing the RTM of Visual F# 4.0

We are pleased to announce that Visual Studio 2015, and along with it Visual F# 4.0, hit RTM today! Visit the downloads page to install the release build. The F# components in VS 2015 map to commit dd8252eb8d20 in our repo. For an overview of the new language, runtime, and IDE features in Visual F# 4.0, take a look at our earlier blog posts...
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Announcing .NET Framework 4.6

Update: See .NET Framework Releases to learn about newer releases. We’re excited to announce the RTM releases of .NET Framework 4.6 and Visual Studio 2015 today. You can read about the new features or leave that for later and try them out now. The quickest way to get started is to install the free Visual Studio 2015 Community version. ...
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Announcing ASP.NET 4.6 and ASP.NET 5 beta 5 in Visual Studio 2015 Release

Long time readers of this blog or followers of the ASP.NET Community Standup know that this day was coming, and we have a released version of ASP.NET 4.6 framework and tools with Visual Studio 2015.  Not only are we shipping ASP.NET 4.6, but we are also including with Visual Studio 2015 a bundle of ASP.NET 5 beta 5 runtime tools and libraries...

Allocating on the stack or the heap?

A recent discussion prompted me to write this blog entry. The question there was “when should I allocate something on the stack vs on the heap?”. I searched around and there are plenty of articles that talk about *what* gets allocated on the stack vs on the heap, but not how you should decide what to allocate on the stack vs heap. ...
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New version of ASP.NET Merge Tool

The ASP.NET Merge tool (Aspnet_merge.exe) enables you to combine and manage the assemblies that are created by the ASP.NET compilation tool (Aspnet_compiler.exe). It was built on top of a Microsoft Research project, ILMerge, through which Aspnet_merge.exe does IL code merge.   What problem does this new version fix? The first version of ...

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