public ActionResult Edit(Review review)
 {
     _db.Entry(review).State = EntityState.Modified;
     _db.SaveChanges();
     return(RedirectToAction("Index"));
 }
 public ActionResult Edit(Category category)
 {
     _db.Entry(category).State = EntityState.Modified;
     _db.SaveChanges();
     return(RedirectToAction("Index"));
 }