Microsoft introduced support for named and optional parameters in C# 4.0. While a named parameter is used to specify an argument based on the name of the argument and not the position, an optional ...

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 ...

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Peter follows up on advice for joining collections with LINQ and getting all of the results, but this time, he uses the method-based syntax. A little while back, I did a column on how to join two ...