Articles | MrT Stephens

Using C# 14 Extension Members: Beyond Extension Methods

Learn how C# 14 extension members go beyond extension methods. This practical guide shows how to use the new extension block syntax to declare extension properties, static extension members, and user-defined operators in .NET 10, along with ref receivers, generic constraints, and the rules that trip developers up.

Published on 26 September 2026

Using FluentValidation in C#: Building Maintainable Validation Rules

Learn how to replace messy inline validation with FluentValidation in C#. This practical guide covers creating validators, chaining rules, reusing validators for complex properties, and integrating with ASP.NET Core.

Published on 22 August 2026

Using MediatR in ASP.NET: Building Clean, Decoupled Applications

Learn how to use MediatR in ASP.NET Core to implement commands, queries, notifications, and pipeline behaviors. This practical guide shows how to structure handlers, reduce controller bloat, and build maintainable C# applications.

Published on 23 March 2026

Using Refit in C#: Simplifying API Calls with Type-Safe Clients

Learn how to simplify REST API integration in C# with Refit. This practical guide shows how to set up Refit, create type-safe API clients, and use dependency injection to build clean, maintainable .NET applications.

Published on 29 October 2025

MrT Stephens's Articles

Using C# 14 Extension Members: Beyond Extension Methods

Using FluentValidation in C#: Building Maintainable Validation Rules

Using MediatR in ASP.NET: Building Clean, Decoupled Applications

Using Refit in C#: Simplifying API Calls with Type-Safe Clients