Data Annotations are fine for a quick prototype - but the moment your validation rules involve cross-field checks, async database lookups, or conditional logic, they fall apart. I switched to FluentValidation years ago and haven’t looked...
Lưu bởi: Huy Vũ
CQRS (Command Query Responsibility Segregation) is one of the most impactful patterns you can adopt for building clean, scalable .NET APIs. In this article, I will walk you through implementing CQRS with the MediatR library in ASP.NET Co...
Lưu bởi: Huy Vũ
APIs are stateless. There is no session sitting on the server remembering who you are, so every single request has to prove who is making it. The most common way to do that in ASP.NET Core is JWT authentication: the user logs in once, ge...
Lưu bởi: Huy Vũ
In this article, I will go through the 12 NuGet packages that I would recommend for an ASP.NET Core project on .NET 10. There is one package for each job, and the 12 are Serilog, FluentValidation, Mapperly, EF Core with Dapper, Scalar, H...
Lưu bởi: Huy Vũ
Most .NET teams in 2026 should not use the Repository Pattern. After shipping 50+ production .NET APIs over the past 8 years, I can count on one hand the projects where adding a custom repository layer over EF Core actually paid off. The...
Lưu bởi: Huy Vũ
Logging is the first thing I set up in every new ASP.NET Core project - before the database, before authentication, before anything else. Without structured logging, you are flying blind in production. Debugging turns into grepping throu...
Lưu bởi: Huy Vũ
