WPF

private void AutoScrollToBottom()
{
   if (lstName.Items.Count > 0) 
   {
      lstName.SelectedIndex = lstName.Items.Count - 1;
      lstName.UpdateLayout();
      lstName.ScrollIntoView(lstName.SelectedIndex);
   }
}

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<Style x:Key="AllDayTimeSlotStyle" TargetType="{x:Type telerik1:TimeSlotItem}"><br />
        <br />
        <Setter Property="Template"><br />
            <Setter.Value><br />
                <ControlTemplate TargetType="{x:Type telerik1:TimeSlotItem}"><br />
                    <Grid x:Name="LayoutRoot"><br />
                        <Grid.InputBindings><br />
                            <MouseBinding MouseAction="LeftClick" Command="commands:SchedulerCustomCommands.CreateAppointment" CommandParameter="{Binding RelativeSource={RelativeSource Mode=TemplatedParent}}" /><br />
                        </Grid.InputBindings><br />
.<br />
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                </ControlTemplate><br />
            </Setter.Value><br />
        </Setter><br />
    </Style><br />

if (true == ((List<Author>)DG.ItemsSource).Any(el =>; el.Name == CurrentInput))
{
    MessageBox.Show("Looking in column: " + ????? );
}

<ComboBox ItemSource="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type toolkit:DataGrid}}, Path=DataContext.Cars.SelectedCar}"
    DisplayMemberPath="Car"
    SelectedValuePath="Car"
    SelectedItem="{Binding Path=SelectedCar, Mode=TwoWay, UpdateSourceTrigger}"
    IsSynchronizedWithCurrentItem="True"/>

bill.xaml.cs
==============
public Bill()
        {
            InitializeComponent();  
dgSilverlight.BeginningEdit +=new EventHandler<DataGridBeginningEditEventArgs>(dgSilverlight_BeginningEdit);
            dgSilverlight.RowEditEnded +=new EventHandler<DataGridRowEditEndedEventArgs>(dgSilverlight_RowEditEnded);
        }
void dgSilverlight_RowEditEnded(object sender, DataGridRowEditEndedEventArgs e)
        {
            
            //Row has been updated. Call WCF Service to update into database
            MyBill_Application.ServiceReference1.Bill_Application objData = e.Row.DataContext as MyBill_Application.ServiceReference1.Bill_Application;
            MyBill_Application.ServiceReference1.BILL_WCFServiceClient webservice = new MyBill_Application.ServiceReference1.BILL_WCFServiceClient();
           
           webservice.Edit_User_Bill_InformationCompleted +=new EventHandler<Edit_User_Bill_InformationCompletedEventArgs>(webservice_Edit_User_Bill_InformationCompleted);
           webservice.Edit_User_Bill_InformationAsync(objData);

        }

        protected void webservice_Edit_User_Bill_InformationCompleted(object sender, MyBill_Application.ServiceReference1.Edit_User_Bill_InformationCompletedEventArgs e)
        {
            bool result = Convert.ToBoolean(e.Result);

            if (result)
            {
                //Update Success;
            }

        }
        void dgSilverlight_BeginningEdit(object sender, DataGridBeginningEditEventArgs e)
        {
            //Beginning of row editing 
            //Don't need this event in our sample code
        }

Service.srv.cs
=====================
 [OperationContract]
        public bool Edit_User_Bill_Information(Bill_Application objBill)
        {
            //Models.DataClasses1DataContext db = new Models.DataClasses1DataContext();
            Dbcls.Log = new Vandermotten.Diagnostics.DebuggerWriter();
            Dbcls.Bill_Applications.Attach(objBill,true);     ***Error***   :doh:      
            Dbcls.SubmitChanges();

            return true;
            //BusinessProperty_Class obj=new BusinessProperty_Class();
            //obj.UpdateBill_Information(objBill);
            
        }