《开发指南》express4.0 实现注册，出错...
发布于 11 年前 作者 ChoCheckTsui 5316 次预览 最后一次回复是 11 年前 来自
控制台报错信息： /Users/victor/mymicroblog/node_modules/mongodb/lib/mongodb/db.js:296 throw err; ^ Error: Cannot use a writeConcern without a provided callback at Db.ensureIndex (/Users/victor/mymicroblog/node_modules/mongodb/lib/mongodb/db.js:1426:11) at Collection.ensureIndex (/Users/victor/mymicroblog/node_modules/mongodb/lib/mongodb/collection/index.js:65:11) at /Users/victor/mymicroblog/models/user.js:24:16 at Db.collection (/Users/victor/mymicroblog/node_modules/mongodb/lib/mongodb/db.js:502:44) at /Users/victor/mymicroblog/models/user.js:19:6 at /Users/victor/mymicroblog/node_modules/mongodb/lib/mongodb/db.js:293:11 at process._tickCallback (node.js:419:13) Program node app.js exited with code 8
3 回复
http://cnodejs.org/topic/516f6d326d382773069ea7a5
那本书已经不适合看了
(注意指南)http://www.myexception.cn/javascript/1663199.html （3.x开发blog，推荐）https://github.com/nswbmw/N-blog/wiki/第1章–一个简单的博客 （4.x开发blog，辅助）http://www.cnblogs.com/yuanzm/p/3770986.html