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My new book ASP.NET Core in Action, Third Edition is available now! It supports .NET 7.0, and is available as an eBook or paperback.

Testing ASP.NET Core gRPC services in JetBrains Rider
In this post I show how you can use the tools built into JetBrains' Rider IDE to test your ASP.NET Core gRPC endpoints…

Why isn't my ASP.NET Core app in Docker working?
In this post I describe a problem where my ASP.NET Core app in Docker wasn't responding to requests. This post debugs and diagnoses the problem…

Upgrading a .NET 5 "Startup-based" app to .NET 6
Exploring .NET 6 - Part 12
In this post I tackle a question I have received several times: how can I update an ASP.NET Core 5 app that uses Startup to .NET 6's minimal hosting APIs.…
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[CallerArgumentExpression] and throw helpers
Exploring .NET 6 - Part 11
In this post I describe the new C# 10 attribute, [CallerArgumentExpression], and show how it's used in .NET 6 to create a throw helper for ArgumentNullException…

New dependency injection features in .NET 6
Exploring .NET 6 - Part 10
In this post I talk about some of the new features added to the DI libraries in .NET 6, as well a performance feature that didn't make it in.…

Source generator updates: incremental generators
Exploring .NET 6 - Part 9
In this post I look at the updates to the source generator API in .NET 6, why the changes were made, and how to update your source generators to use them.…

