public StudentsPage()
{
InitializeComponent();
monthsPicker.ItemsSource = Lists.MonthsList();
monthsPicker.SelectedIndex = 8;
activePicker.ItemsSource = Lists.TrueFalse();
activePicker.SelectedIndex = 0;
studentPicker.ItemsSource = Lists.ActiveStudents();
studentPicker.SelectedIndex = 6;
genderPicker.ItemsSource = Lists.GenderList();
genderPicker.SelectedIndex = 0;
statePicker.ItemsSource = Lists.StateAbbList();
statePicker.SelectedIndex = 46;
rankPicker.ItemsSource = Ranks.RanksList();
rankPicker.SelectedIndex = 12;
var listOfRankReq = Lists.RankReq("Sandan - Black III");
RankReqListView.ItemsSource = listOfRankReq;
RankReqListView.HeightRequest = (listOfRankReq.Count * 40);
}