public ActionResult Detail(int? id)
        {
            if (!id.HasValue)
                return View("Index");

            var context = new Database();
            var vm = context.JobOpportunities
                        .FirstOrDefault(d => d.Id == id);

            return vm == null
                ? View("Index")
                : View("Detail", vm);
        }
 public JobOpportunityController()
 {
     _databaseContext = new Database();
 }