protected void Page_Load(object sender, EventArgs e)
        {
            int id = int.Parse(this.Request["id"]);
            var context = new northwindEntities1();
            var employee = context.Employees.Where(emp => emp.EmployeeID == id).ToList();

            this.DetailsViewEmployee.DataSource = employee;
            this.DetailsViewEmployee.DataBind();
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!Page.IsPostBack)
            {
                var context = new northwindEntities1();
                var employees = context.Employees.ToList();

                this.GridViewEmployees.DataSource = employees;
                this.GridViewEmployees.DataBind();
            }
        }