In fact, if your version of Visual Studio doesn't support Standard Class Library Projects and you want to work with Xamarin, it might be time to upgrade to a newer version of Visual Studio ...

Use Test-Driven Development, generate from usage and a free Visual Studio add-in to let you spend more time doing what programmers want to do: writing code that works.

Type "ClassLibrary1" in the "Name" text box and click "OK." Visual Studio creates a new class library named ClassLibrary1. A new class file named Class1.vb appears in the Solution Navigator window.

Last Thursday, Microsoft announced a new documentation compiler for managed class libraries. The project, titled Sandcastle, looks to take Microsoft's inline XML commenting system a step further ...