Welcome to the sixth edition of our .NET news and event digest! This issue is packed with updates, including the release of .NET 10 Preview 1. The PVS-Studio team is happy to present a selection of the most interesting and useful content. Let's dive in.
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Today's in the digest: .NET 10 Preview 1 and a collection of insightful articles.
.NET 10 Preview 1 is now available!
On February 25, .NET 10 Preview 1 was released, bringing changes to the .NET Runtime, SDK, and libraries. This version also introduces the first iteration of C# 14.
Here are some notable updates and enhancements:
field keyword for properties;Span<T> and ReadOnlySpan<T>;ref, in, out) without specifying the parameter type of the parameter type.The new version introduces support for array allocation of value types on the stack, provided the array is guaranteed not to outlive its parent method. The developers expect more similar optimizations in the next preview versions.
.NET 9 Networking Improvements
The .NET 9 release brought many enhancements for those who work with networking technologies. This article shows new APIs, increased performance, boosted security, and much more.
C# Dev Kit Updates: .NET Aspire, Hot Reload, and More!
C# Dev Kit is actively developing, bringing exciting new features with each update. In this article, the author highlights some of the latest enhancements, including:
New Features for Enhanced Razor Productivity!
Great news for developers who build web applications with Razor. A new "Extract to Component" feature has been added and is available with Visual Studio 17.2. Most importantly, the C# tokenizer/lexer was updated, which greatly improved the handling of C# code. Users have long reported issues with C# language support in Razor files, and the new Roslyn-based lexer finally addresses these problems.
.NET MAUI Performance Features in .NET 9
This article explores the performance improvements introduced in .NET 9 for .NET MAUI. The focus has been on optimization and NativeAOT support, helping developers reduce application size, shorten startup time, and improve stability across all platforms.
Object Pools in C#: Examples, Internals and Performance Benchmarks
Here you can read about the concept of C# object pools. The author talks about the two built-in implementations of ObjectPool and ArrayPool<T> pools. The author discusses various use cases and compares performance with and without object pools.
Func vs. Predicate vs. Expression in C# .Net
This article breaks down the fundamental delegate types in C#—Func, Predicate, Expression, and Action—explaining when and how to use each one.
Creating an analyzer to detect infinite loops caused by ThreadAbortExceptions
Andrew Lock explores a scenario in which an infinite loop can occur in the .NET Framework when a ThreadAbortException is thrown. The article tells about how to create your own Roslyn analyzer to autodetect this problem.
Bugs and suspicious places in .NET 9 source code
Traditionally, every year we analyze a new .NET release, searching for bugs and suspicious places in the source code. This time was no exception, so I suggest you dive into the mysterious world of .NET 9 bugs.
Microsoft makes mistakes too. Let's check MSBuild
We also analyzed MSBuild, a crucial tool for C# developers, and found a range of issues, including copy-paste errors, NullReferenceException risks, format string flaws, and much more.
Our Favorite NEW Visual Studio Features of 2024
The Visual Studio team has gathered all the major features coming to the product in 2024. All aimed to boost performance, optimize developers' work, and streamline the process of writing code. Major changes include a new extension manager, Drag/Drop between multiple Visual Studio instances, Code Search, integration with .NET Aspire, and more.
New Debugging and Profiling Features in Visual Studio (v17.13)
The Visual Studio 17.13 update introduces many new features for debugging code and profiling an application. Much of the change relies on AI. There are new debugging features based on GitHub Copilot. Now Copilot can auto-summarize in parallel stacks. For more selective analysis, profiling can now be done for individual functions and classes. Check out the full article for all the details!
What's New in .NET 10: Everything You Need to Know
This article covers all the major updates in .NET 10 Preview 1. From C# 14 and the .NET Runtime to JIT, SDK improvements, and changes in ASP.NET Core, Blazor, .NET MAUI, and EF Core
When will .NET Framework retire?
A question many developers have asked: "How much longer will the .NET Framework be supported?" While Microsoft hasn't provided a definitive answer, the author of this post has a little guess. All versions above .NET Framework 4.6.2 have no official retirement date.
But we know that the .NET Framework comes with Windows For example, Windows Server 2025 includes .NET Framework 4.8.1, and since support for Windows Server 2025 extends to 2034, .NET Framework is likely here to stay for a while.
Visual Studio 2022 v17.13 is Now Available!
Microsoft has released a new Visual Studio 2022. Version 17.13 has improved performance, added new features to GitHub Copilot (which is now free to use), and new features for debugging and profiling. Want more-welcome to the article.
PVS-Studio 7.35: MISRA C 2023 support, Qt Creator 15 plugin, and more
The latest version of PVS-Studio (7.35) is here! This release brings optimizations for analyzing large code fragments and improved diagnostic rules for Unity developers. Of course, it wasn't all about them. Here's the full list of new diagnostic rules:
More details are available in the press release.
You can visit this page to get a trial key and try the latest version of the analyzer.
Thank you for reading! See you soon! Feel free to share your thoughts and findings with us!