public virtual void Delete(TEntity entityToDelete)
 {
     if (context.Entry(entityToDelete).State == EntityState.Detached)
     {
         dbSet.Attach(entityToDelete);
     }
     dbSet.Remove(entityToDelete);
 }
 public ActionResult Edit(Province province)
 {
     if (ModelState.IsValid)
     {
         db.Entry(province).State = EntityState.Modified;
         db.SaveChanges();
         return(RedirectToAction("Index"));
     }
     return(View(province));
 }