Create a new controller in ASP.NET Core 3.0 MVC In the Solution Explorer Window, select the Controllers folder in the project, right-click and then click on Add->Controller… to create a new ...

Handle unknown actions elegantly in ASP.NET 5 by creating routes that dynamically map to the views in your application.

You can customize how your Controllers deal with unhandled errors (though 'unhandled errors' don't really exist).

In ASP.NET MVC, the File helper method built into your controller gives you multiple options for retrieving the file you want to send to the client. You can pass the File helper method an array of ...

The first thing we’re going to do is create an ASP.NET MVC (Preview 4) Project. Create a new view and controller action under your Home controller and add the following line to the view.