1. ListView Create 2. GridViewColumnCollection 3. DataTemplate ( Header / Cell ) 4. Border Remove xaml c# public partial class MainWindow : Window { List students = null; public MainWindow() { InitializeComponent(); students = new List(); students.Add(new Student() { name = "jin", csharp = 100, java = 60, python = 70, Age = 20 }); students.Add(new Student() { name = "sin", csharp = 40, java = 30..