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Roundup #54: Service Provider Validation, Default Interface Members, BFF with ProxyKit, GC Perf

Here are the things that caught my eye recently in .NET.  I’d love to hear what you found most interesting this week.  Let me know in the comments or on Twitter. ASP.NET Core 3: Service provider validation In this post I describe the new “validate on build” feature that has been added to ASP.NET Core 3.0. This can be used to detect when your DI service provider is misconfigured. Specifically, the feature detects where you have a dependency on a service that you haven’t registered in the DI container. Link: https://andrewlock.net/new-in-asp-net-core-3-service-provider-validation/ Default Interface Members, What Are They Good For? The… Read More »Roundup #54: Service Provider Validation, Default Interface Members, BFF with ProxyKit, GC Perf

Detecting Sync over Async Code in ASP.NET Core

It’s pretty easy to write some bad async code, especially when you first start using async/await. Async/await is pretty viral in .NET, which means it generally goes all the way through the stack. This can be challenging if you are trying to add async/await to an existing app and you usually end up adding sync over async code. If you don’t use async/await correctly, and end up writing sync-over-async code, you’ll ultimately end up causing ThreadPool starvation. Sync over Async The term refers to making an async call but not awaiting it. Often time this is caused by calling .Wait()… Read More »Detecting Sync over Async Code in ASP.NET Core

Roundup #53: .NET Core 3 Preview 9, Improved NuGet Search, Prefer ValueTask to Task, .NET Core API Performance

Here are the things that caught my eye recently in .NET.  I’d love to hear what you found most interesting this week.  Let me know in the comments or on Twitter. Announcing .NET Core 3.0 Preview 9 Today, we’re announcing .NET Core 3.0 Preview 9. Just like with Preview 8, we’ve focused on polishing .NET Core 3.0 for a final release and aren’t adding new features. If these final builds seem less exciting than earlier previews, that’s by design. Download .NET Core 3.0 Preview 9 right now on Windows, macOS, and Linux. Link: https://devblogs.microsoft.com/dotnet/announcing-net-core-3-0-preview-9/ New and improved NuGet Search is here! It’s been… Read More »Roundup #53: .NET Core 3 Preview 9, Improved NuGet Search, Prefer ValueTask to Task, .NET Core API Performance