In order to follow this section, you won't need the WinForms app from the first edition—any WinForms app will do; however, it is recommended that you use that application, especially for the later section where we will discuss C# 8 features.
You can download the original project from the following location:
If you download and run the application, you should see that it still works fine:
Let's now investigate how we can run this exact same code base under .NET Core 3. We'll start with the project file. Basically, we need to tell Visual Studio that ...