fandean / web-demos Goto Github PK

_http_outgoing.js:356
    throw new Error('Can\'t set headers after they are sent.');
    ^

Error: Can't set headers after they are sent.
    at ServerResponse.OutgoingMessage.setHeader (_http_outgoing.js:356:11)
    at ServerResponse.header (/home/fan/workspace/web-demos/node.js/blog/node_modules/express/lib/response.js:767:10)
    at ServerResponse.send (/home/fan/workspace/web-demos/node.js/blog/node_modules/express/lib/response.js:170:12)
    at done (/home/fan/workspace/web-demos/node.js/blog/node_modules/express/lib/response.js:1004:10)
    at /home/fan/workspace/web-demos/node.js/blog/node_modules/swig/lib/swig.js:565:9
    at /home/fan/workspace/web-demos/node.js/blog/node_modules/swig/lib/swig.js:690:9
    at tryToString (fs.js:455:3)
    at FSReqWrap.readFileAfterClose [as oncomplete] (fs.js:442:12)

(node:19829) DeprecationWarning: `open()` is deprecated in mongoose >= 4.11.0, use `openUri()` instead, or set the `useMongoClient` option if using `connect()` or `createConnection()`. See http://mongoosejs.com/docs/connections.html#use-mongo-client
数据库连接成功
(node:19829) DeprecationWarning: Mongoose: mpromise (mongoose's default promise library) is deprecated, plug in your own promise library instead: http://mongoosejs.com/docs/promises.html