public int RemoveTutoringTime(DateTime date, string time, int teacherId)
{
TutoringTime tt = new TutoringTime();
tt.Date = date;
tt.Time = time;
tt.Teacher = new Person(teacherId);
ttDb = new TutoringTimeDb();
return ttDb.RemoveTutoringTime(tt);
}
public int RemoveTutoringTime(int teacherId, DateTime date, string time)
{
TutoringTimeDb ttDb = new TutoringTimeDb();
return ttDb.RemoveTutoringTime(teacherId, date, time);
}