qq_32486011的博客

出现 Cannot find module 'diagnostics_channel'

第一步安装依赖npm i patch-package第二步修改package.json，添加命令package.json"scripts": { "postinstall": "patch-package"}第三步修改源码（以element-ui为例）第四步 生成补丁yarn patch-package package-name(修改的包名)或者npx patch-package package-name（npm版本 > 5.2）第五步 测试补丁是否有效手动删除n

// service/xx.jsconst { literal } = require("sequelize");await app.model.xx.update( { total: literal("total + 1"), }, { where: { id:1, }, });

参考文章地址正确写法var optionsget = { host : 'localhost', port : 3010, path : '/quote/random', // the rest of the url with parameters if needed method : 'GET' // do GET};把http 去掉试试，错误写法var optionsget = { host : 'http://localhost', por

后台代码：controller: const fs = require('fs'); const path = require('path'); var request = require('request'); async downLoad() { const { ctx } = this; let url = ctx.query.url || null; function downloadFile(url, filename, callback) { v

总结一句话：需要设置静态文件目录这里以express 框架为例：const express = require(‘express’);const app = express();const io = require(‘socket.io’)const fs = require(‘fs’)app.use(express.static(“public”));app.get(’/’, f...