Learn to change the default behavior and return HTTP 404 when action methods in ASP.NET Core return null values. ASP.NET Core MVC is the .NET Core counterpart of the ASP.NET MVC framework. You can ...

Surprisingly, although ASP.NET Core provides plenty of options for handling 404 errors gracefully, the ASP.NET Core MVC runtime doesn’t take advantage of them by default.

[Editor's note: Peter rewrote this article after a reader pointed out he over-engineered his original solution. ("What can I say: The code worked -- I just didn't need nearly as much code as I thought ...

The gang at Microsoft has been working on the new ASP.NET MVC -- Model-View-Controller -- framework for a while. In February they announced the MVC Framework v0.

To compensate, this new version of the File method simplifies two common operations that require additional code in ASP.NET MVC: checking for new content and returning part of the file when the client ...