public ActionResult Create(Blog blog)
        {
            if (ModelState.IsValid)
            {
                var isPosted = _blogRepository.Post(blog);
                if (isPosted)
                    return RedirectToAction("Index");
            }

            return View(blog);
        }
 public bool Put(Blog blog)
 {
     try
     {
         _db.Entry(blog).State = EntityState.Modified;
         _db.SaveChanges();
         return true;
     }
     catch (Exception)
     {
         return false;
     }
 }
 public bool Post(Blog blog)
 {
     try
     {
         _db.Blogs.Add(blog);
         _db.SaveChanges();
         return true;
     }
     catch (Exception)
     {
         return false;
     }
 }
        // POST api/Blog
        public HttpResponseMessage PostBlog(Blog blog)
        {
            if (ModelState.IsValid)
            {
                db.Blogs.Add(blog);
                db.SaveChanges();

                HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, blog);
                response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = blog.Id }));
                return response;
            }
            else
            {
                return Request.CreateResponse(HttpStatusCode.BadRequest);
            }
        }
        // PUT api/Blog/5
        public HttpResponseMessage PutBlog(int id, Blog blog)
        {
            if (ModelState.IsValid && id == blog.Id)
            {
                db.Entry(blog).State = EntityState.Modified;

                try
                {
                    db.SaveChanges();
                }
                catch (DbUpdateConcurrencyException)
                {
                    return Request.CreateResponse(HttpStatusCode.NotFound);
                }

                return Request.CreateResponse(HttpStatusCode.OK, blog);
            }
            else
            {
                return Request.CreateResponse(HttpStatusCode.BadRequest);
            }
        }
 public ActionResult Edit(Blog blog)
 {
     if (ModelState.IsValid)
     {
         var isPut = _blogRepository.Put(blog);
         if (isPut)
             return RedirectToAction("Index");
     }
     return View(blog);
 }