public ActionResult Index()
        {
            var technologies = GetTechnologies();
            var model        = new DropdownlistTecnologyModel();

            model.Technologies = GetSelectListItems(technologies);
            return(View(model));
        }
        public ActionResult Index(DropdownlistTecnologyModel model)
        {
            var technologies = GetTechnologies();

            model.Technologies = GetSelectListItems(technologies);

            if (ModelState.IsValid)
            {
                Session["DropdownlistTecnologyModel"] = model;
                return(RedirectToAction("Abilities"));
            }

            return(View("Index", model));
        }