private void Dashboard_Load(object sender, EventArgs e)
{
if (!this.DesignMode)
{
SinhVienBUL sv = new SinhVienBUL();
LopHocBUL lop = new LopHocBUL();
LopHocBUL gv = new LopHocBUL();
numSV.Text = sv.countSv();
numLop.Text = lop.countLop();
numGv.Text = gv.countGv();
}
}
