更新一下session的设置

app.js

@@ -26,6 +26,7 @@ app.use(bodyParser.urlencoded({
 app.use(cookieParser());
 
 app.use(session({
+    rolling: true,
     resave: false, //添加这行
     saveUninitialized: true, //添加这行
     secret: 'ILoveYiJia', // 建议使用 128 个字符的随机字符串

routes/api.js

@@ -332,7 +332,7 @@ api.post('/getTitle', function(req, response) {
     var params = req.body.params;
     var url = params.url;
     read(url, function(err, article, meta) {
-        console.log(article.title);
+        console.log(article.title || 'Get title failed');
         response.json({
             title: article.title || '',
         });