I'm trying to model some data in code and i'm a bit confused on what should be an abstract class vs an interface, and why i can't override an abstract property with a property of an inherited type. is ...

Readers have returned quite a bit of feedback concerning, “Abstract Classes Vs. Interfaces” from April 2001. A recurring request asks to see a complete example of using interfaces and abstract classes ...

Take advantage of default interface methods in C# 8.0 to add new methods to an interface without breaking existing implementations. One of the new and interesting features in C# 8.0 is the support for ...