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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.

Using default interface methods for performance gains in IHeaderDictionary
In this post I look at an example of how default interfaces were used to improve the performance of IHeaderDictionary…

A brief look at StringValues
In this post I look at the StringValues type, where it's used in ASP.NET Core, why it's useful, how it's implemented, and why.…

Customising the RequestDelegate with filters
Behind the scenes of minimal APIs - Part 8
In this post we walk through the RequestDelegateFactory.Create() method, to understand how all the Expressions we've seen are combined into a RequestDelegate…

Building the final RequestDelegate
Behind the scenes of minimal APIs - Part 7
In this post we walk through the RequestDelegateFactory.Create() method, to understand how all the Expressions we've seen are combined into a RequestDelegate…

Generating the response writing expression for RequestDelegate
Behind the scenes of minimal APIs - Part 6
In this post I look at how CreateTargetableRequestDelegate() generates the code that writes the minimal API handler response to the HttpResponse…

Generating argument expressions for minimal APIs (continued)
Behind the scenes of minimal APIs - Part 5
In this post I look at some more expressions that RequestDelegateFactory.CreateArgument() generates to bind minimal API handler parameters…

