/// <summary>
/// Initializes a new instance of the <see cref="MainPage"/> class.
/// </summary>
public MainPage()
{
this.InitializeComponent();
this.model = new MainViewModel();
this.DataContext = this.model;
tbExpression.Focus(FocusState.Keyboard);
}
/// <summary>
/// Initializes a new instance of the <see cref="RemoveLastCharCommand"/> class.
/// </summary>
/// <param name="target">
/// The target.
/// </param>
public RemoveLastCharCommand(MainViewModel target)
: base(target)
{
}
