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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.

Fighting with nullable reference types in Razor Pages
In this post I discuss C#'s nullable reference types in the context of Razor Pages, why they don't play nicely together and how to improve the experience.…

Adding validation to strongly typed configuration objects using FluentValidation
In this post I describe how to to verify your strongly typed configuration objects are correctly bound to your config at start up using FluentValidation…

Adding validation to strongly typed configuration objects in .NET 6
In this post I describe how to to verify your strongly typed configuration objects are correctly bound to your configuration at app startup…

ASP.NET Core in Action, version 3, is now available
ASP.NET Core in Action, version 3, is available now from Manning's Early Access Program, and is fully updated to .NET 7.…

Counting the leading zeroes in a binary number with C#
In this post I describe an algorithm to count the number of leading zeroes in a ulong, study how it works, and benchmark it against alternatives.…
in C#
Working with System.Random and threads safely in .NET Core and .NET Framework
In this post I look at some of the ways you can misuse System.Random, comparing .NET Framework, NET Core, and .NET 6 implementations.…
in C#

