Tag: visual studio

What’s New in Visual Studio 2019 (Slides)

Curious about the new features in Visual Studio 2019? I recently gave a talk that has the answers you need. Recently, I traveled to the Netherlands to talk about the new features of Visual Studio 2019 at Techorama, Netherlands a great annual international software development conference. In my “What’s New in Visual Studio 2019” session, […]

Error: “Predefined type ‘System.ValueTuple’ is not defined or imported”

As soon as you start programming tuples in C# 7.0, you are likely to encounter the compiler error, “Predefined type ‘System.ValueTuple’ is not defined or imported.”   This issue is easily corrected. When encountered, the error will look like this on the code editor: The issue is that the C# 7.0 compiler is trying to […]