protected void Page_Load(object sender, EventArgs e)
        {
            CarryWorkCalculate C = new CarryWorkCalculate(HttpContext.Current.User.Identity.Name);

            GridView1.DataSource = C.StdDevelopment().ToList();
            GridView1.DataBind();

            Label1.Text = C.SumOfStdDevelopment().ToString();
        }
        private void FillGridView()
        {
            CarryWorkCalculate cr = new CarryWorkCalculate(username, durationId);

            ASPxGridView1.DataSource = cr.StdDevelopment().ToList();
            ASPxGridView1.DataBind();
        }