// GET: Home
        public ActionResult Index()
        {
            List <PostHead> Posts = PostHead.getAllPosts();

            return(View(Posts));
        }
 /// <summary>
 /// 带参数Http请求地址
 /// </summary>
 public RequestHelper() : base()
 {
     _head         = PostHead.CreateHeader();
     _head.Timeout = 10 * 1000;
 }