Default interface methods are included in a new feature proposal for C# 8, which will allow developers to use the traits programming technique on the .NET platform.

A controversial new proposal for .NET suggests the introduction of a limited form of multiple inheritance via abstract interfaces. This feature was inspired by Java’s default methods.

Use interfaces for safe multiple inheritance and a great deal more Java’s interface language feature confuses many Java newbies.

Understand the key concepts behind composition and inheritance that allow you to build reusable and flexible types in your .NET applications.