private void AddSampleData(object sender, RoutedEventArgs e)
        {
            if (App.MobileService.CurrentUser == null)
            {
                ShowDialog("Please login before inserting into the database");
                return;
            }
            var speakers = new SpeakerSampleData();

            speakers.InsertSpeakerSampleData();
            EventListScroller.ItemsSource = Speakers;
        }
 private void AddSampleData(object sender, RoutedEventArgs e)
 {
     if (App.MobileService.CurrentUser == null)
     {
         ShowDialog("Please login before inserting into the database");
         return;
     }
     var speakers = new SpeakerSampleData();
     speakers.InsertSpeakerSampleData();
     EventListScroller.ItemsSource = Speakers;
 }