String I did not add any rules, but we can use a simple regex that will check if it only contains letters Duplicate names are not allowed ...

This example shows how to create a xref:System.Windows.Controls.ListView control that implements a xref:System.Windows.Controls.GridView view mode and sorts the data content when a user clicks a ...

I'm working on my first WPF app and I'm stuck on something that shouldn't be so difficult.<BR><BR>Basically I've got a List (actually ObservableCollection) of strings. I've got a ListView with a ...