12. #if NETFX_CORE using Windows.UI.Xaml; #else using System.Windows.Xaml; #endif

13. More details: http://bit.ly/NetPCLhttp://bit.ly/NetPCL

19. Target: Property="{Binding Path=(namespace:class.property)}" Source: public static event EventHandler StaticPropertyChanged;

21. <Slider x:Name="ValueSlider" Minimum="0" Maximum="100" Margin="20" Height="25" Value="{Binding ElementName=ValueText, Delay=500, Path=Text, Mode=TwoWay}" /> <TextBox x:Name="ValueText" Text="50" Width="100" Height="50" FontSize="20" HorizontalAlignment="Center" />

23. VirtualizingPanel.ScrollUnit="Pixel" VirtualizingPanel.CacheLength="2" VirtualizingPanel.CacheLengthUnit="Page"