C# 14.0 will be released in November 2025, at the same time as .NET 10. The list of features has not yet been defined, and there are no preview releases as of yet.
The best indication of what might be coming in version 14.0 is the C# language backlog.
This is a question that came after during discussion with a colleague over some company worth over 20 trillion dollars – and we just couldn’t imagine how that much money would look like in cash. Just to get an idea of it, we calculated how many hundred dollar bills it would take to circle the…
Starting with .NET 8, you can constrain the OpenFileDialog and OpenFolderDialog folder tree to a given root folder. You can do so by setting the RootDirectory property on the dialog before calling ShowDialog(). It’s very important to note that this does not limit the selection and the navbar navigation in any way. The user will…
.NET 8 brings some neat performance for existing APIs that handle type information. One such API that has seen a significant improvement is GetGenericTypeDefinition. In my benchmarks, the .NET 8 implementation is almost 10 times faster compared to the .NET 7 version. You can run this benchmark yourself if you’d like using BenchmarkDotNet: Or if…
While trying out C# 12 features, it’s possible you might come across errors similar to these: Feature is not available in C# 11.0. Please use language version 12.0 or later. or Error CS8652: The feature ‘<feature name>’ is currently in Preview and unsupported. To use Preview features, use the ‘preview’ language version. There are two…
.NET Aspire is a comprehensive, cloud-oriented framework designed for creating scalable, observable, and production-grade distributed applications. It was introduced in preview part of the .NET 8 release. The framework is provided through a set of NuGet packages, each addressing different aspects of cloud-native application development, which are typically structured as a network of microservices rather…
To add speech recognition to our app we will be using the newly released version of the Windows Phone toolkit (release June 2013) – which adds a nice new control called SpeechTextBox (that does exactly what you think). You can get the latest build using NuGet or you can download the source from CodePlex. Once you’ve…
