Selecting multiple directories with the FolderBrowserDialog in .NET 9 One of the smaller updates to make it into .NET 9 for WinForms was allowing multi-selection in the FolderBrowserDialog. Let's see how.
Using CountBy and AggregateBy in C# 13 / .NET 9 It's great to see Microsoft still giving us new things in LINQ. With C# 13 / .NET 9, we get CountBy and AggregateBy, so let's see how to use them.
