.NET 6 Preview 3 is now available and includes many great new improvements to ASP.NET Core.

Here’s what’s new in this preview release:
Smaller SignalR, Blazor Server, and MessagePack scripts

Enable Redis profiling sessions

HTTP/3 endpoint TLS configuration

Initial .NET Hot Reload support

Razor compiler no longer produces a separate Views assembly

Shadow-copying in IIS

Vcpkg port for SignalR C++ client

Reduced memory footprint for idle TLS connections

Remove slabs from the SlabMemoryPool

BlazorWebView controls for WPF &
The post ASP.NET Core updates in .NET 6 Preview 3 appeared first on ASP.NET Blog.

Today, we are delighted to release .NET 6 Preview 3. This release is dedicated almost entirely to low-level performance features. These are the types of improvements that many folks don’t necessarily always fully appreciate, but they help a lot for many apps.
The post Announcing .NET 6 Preview 3 appeared first on .NET Blog.

Every year we conduct a survey to gather feedback on pain points and feature requests that help shape the direction of Machine Learning in .NET.

This past year we have made major improvements to ML.NET tooling and APIs, and now we’re investigating new areas to improve and grow,
The post ML.NET Survey: Machine Learning in .NET appeared first on .NET Blog.

Special thanks to Aaron Gorenstein for authoring this blog post.

The AddressSanitizer (ASan) is generally available for MSVC since the recently-released Visual Studio 2019 version 16.9. We’ve already shown how easy it can be to find bugs in even production-ready code like EASTL.
The post Finding Bugs with AddressSanitizer: MSVC Compiler appeared first on C++ Team Blog.

Today, we are releasing the .NET April 2021 Updates. These updates contains reliability and other non-security improvements. See the individual release notes for details on updated packages.

You can download 5.0.5 versions for Windows, macOS, and Linux, for x86, x64, Arm32,
The post .NET April 2021 Updates – 5.0.5 appeared first on .NET Blog.

Last year we ran the first Pure Virtual C++, a free one-day virtual conference for the whole C++ community. This May we’re doing it again! Sign-up for free on the website to be the first to hear about our program schedule,
The post Sign Up for the Pure Virtual C++ 2021 Conference appeared first on C++ Team Blog.

The C# compilers have been open source since 2014, now in the dotnet/roslyn repository. The dotnet/csharplang split off to provide a dedicate public space for the innovation and evolution of the C# language. Now, dotnet/csharpstandard completes the group, providing a public space for the ongoing work to document the standard for the latest C# language versions.
The post Announcing Open Source C# standardization appeared first on .NET Blog.

If you’re not familiar with our C++ library manager vcpkg, welcome! This post covers an intermediate/advanced topic, so you may want to first get an overview and try things out from the vcpkg GitHub page or some of our previous blogs.
The post vcpkg Host Dependencies for Cross-Compilation appeared first on C++ Team Blog.

When writing a software, developers try their best to maximize the performance they can get from the code they have baked into the product. Often, there are various tools available to the developers to find that last change they can squeeze into their code to make their software run faster.
The post Loop alignment in .NET 6 appeared first on .NET Blog.

As modern application environments are polyglot, distributed, and increasingly complex, observing your application to identify and react to failures has become challenging. In early 2019, two popular instrumentation projects, OpenTracing and OpenCensus, merged to create OpenTelemetry, a new standard for observability telemetry.
The post OpenTelemetry .NET reaches v1.0 appeared first on .NET Blog.

With the recent release of .NET 5 at .NET Conf 2020, users saw first-hand how to take advantage of the latest web technology using .NET. One extremely interesting announcement was the new release of Blazor WebAssembly. Blazor lets you build interactive web UI wuth C# instead of JavaScript.
The post The path to .NET 5 and Blazor WebAssembly with some fun sprinkled in appeared first on .NET Blog.

The C++ static analysis team’s goal is to make your C++ coding experience as safe as possible. We are adding richer code safety checks and addressing high impact customer feedback bugs posted on the C++ Developer Community page. Thank you for engaging with us and giving us great feedback on the past releases and early previews leading to this point.
The post Static Analysis Fixes, Improvements, and Updates in Visual Studio 2019 16.9 appeared first on C++ Team Blog.

ML.NET is an open-source, cross-platform machine learning framework for .NET developers. It enables integrating machine learning into your .NET apps without requiring you to leave the .NET ecosystem or even have a background in ML or data science.

We are excited to announce new versions of ML.NET and Model Builder!
The post ML.NET and Model Builder March Updates appeared first on .NET Blog.

We regularly get contacted for help in managing CVEs in Linux-based .NET images. In fact, we were contacted just this morning about CVE-2021-23840 and CVE-2021-23841. I investigated the CVE for that customer to help them understand their options. It occurred to me that this information would be helpful to a broader audience.
The post Investigating a Linux CVE with .NET Images appeared first on .NET Blog.