C# 7 is a major update with a lot of interesting new capabilities. And while there are plenty of articles on what you can do with it, there aren't quite as many on what you should do with it. Using the principles found in the .NET Framework Design Guidelines, we're going to take a first pass at laying down strategies for getting the most from these new features. 

Do not declare virtual events in a base class and override them in a derived class. The C# compiler does not handle these correctly, and it is unpredictable whether a subscriber to the derived event will actually be subscribing to the base class event 

Refactoring Static Config Access 

This is a set of C# Coding Guidelines I'm putting together for myself and others in the community who would like to contribute. It will be both coding guidelines and tips / best practices for C# 

• Do use the interface IReadOnlyList<T> or IReadOnlyCollection<T> to expose a collection.

  • Use IReadOnlyList<T> if the item order is important and deterministic.

  • Use IReadOnlyCollection<T> if the item order is not important.

Top Ten best practices for software developers 

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