public ActionResult Create(Comment comment)
        {
            if (ModelState.IsValid)
            {
                db.Comments.Add(comment);
                db.SaveChanges();
                return RedirectToAction("ArticleFull", "Article", new { id = comment.ArticleID });
            }

            return View("ArticleFull", "Article", new { id = comment.ArticleID });
        }
 public ActionResult Edit(Comment comment)
 {
     if (ModelState.IsValid)
     {
         db.Entry(comment).State = EntityState.Modified;
         db.SaveChanges();
         return RedirectToAction("ArticleFull", "Article", new { id = comment.ArticleID });
     }
     return View(comment);
 }