Take advantage of the FluentValidation open-source library to validate data in your ASP.NET Core application and keep your code clean, organized, and maintainable. To preserve the integrity, ...

When working with applications in ASP.NET Core 6 you will often want to validate your models to ensure that the data they contain conform to the pre-defined validation rules. Enter model validation.

How to unit test view model validation, focusing on the controller when the model is bound to a controller action. Welcome to part 4 in the TDD for ASP.NET MVC series. This time, I'll cover how to ...

I hope I can explain this clearly. I've got a user control that is dynamically loaded into an ASPX page. The control has validators on it that verify various fields. When the submit button is clicked, ...