private async void appliationsListView_ItemSelected(object sender, SelectedItemChangedEventArgs e)
        {
            ListView appList = sender as ListView;

            if (appList == null)
            {
                return;
            }

            PendingApplications pendingApp = appList.SelectedItem as PendingApplications;

            if (pendingApp == null)
            {
                return;
            }

            await Navigation.PushAsync(new ApplicationDetailsPage(pendingApp.studentApp));
        }