express

问题 How can we implement bulkUpdate like bulkCreate in sequelize orm, I searched the whole documentation of sequelize but didn't find anything related to bulkUpdate, so I tried to loop update in for loop, it works but is there any other way to update in bulk 回答1: Use the bulkCreate to bulkUpdate method. bulkCreate([...], { updateOnDuplicate: ["name"] }) updateOnDuplicate is an array of fields that will be updated when the primary key (or may be unique key) match the row. Make sure you have at

问题 How can we implement bulkUpdate like bulkCreate in sequelize orm, I searched the whole documentation of sequelize but didn't find anything related to bulkUpdate, so I tried to loop update in for loop, it works but is there any other way to update in bulk 回答1: Use the bulkCreate to bulkUpdate method. bulkCreate([...], { updateOnDuplicate: ["name"] }) updateOnDuplicate is an array of fields that will be updated when the primary key (or may be unique key) match the row. Make sure you have at

问题 I'm trying to build an application using typescript , express . but i'm getting this error : Cannot invoke an expression whose type lacks a call signature. Type 'typeof e' has no compatible call signatures (in app.ts where express() is called ) I'm using webpack here to help with my development. My Package.json : "scripts" :{ "build": "webpack" }, "dependencies": { "body-parser": "^1.18.3", "dotenv": "^6.1.0", "jsonwebtoken": "^8.3.0", "nodemon": "^1.18.5" }, "devDependencies": { "@types/body

问题 System Information Express: 4.16.4 NextJS: 8.0.3 React: 16.8.4 ReactDOM: 16.8.4 Goal Serve the web application using SSL over HTTPS on localhost What has been done Created basic NextJS application using Create Next App Generated a certificate and key using OpenSSL and moved it into the project directory Added the Express dependency Configured the app to use express inside server.js Changed script to use the server.js inside package.json scripts. server.js const express = require('express');

问题 System Information Express: 4.16.4 NextJS: 8.0.3 React: 16.8.4 ReactDOM: 16.8.4 Goal Serve the web application using SSL over HTTPS on localhost What has been done Created basic NextJS application using Create Next App Generated a certificate and key using OpenSSL and moved it into the project directory Added the Express dependency Configured the app to use express inside server.js Changed script to use the server.js inside package.json scripts. server.js const express = require('express');

问题 Let's say my node.js app is running. If there is an error (I mean ALL errors. Not just the web error. If it goes to Err out, it counts) , how can I call a function to send an email to me? Basically, before I want it to write to err.out, I want an email sent to me. I'm using node.js and express. Edit: I know how to send an email. The question I want to know is how to intercept the error . You know how when there's an error, it logs to out.log ? Well, right now, I'm tail -f out.log, monitoring

问题 Just started deal with NodeJS web apps and have a fundamental question. Since i came from the PHP realm, i know PHP have a built-in HTTP server but no one actually use it and we used nginx and in the prehistoric projects Apache as HTTP server, when i came into ExpressJS i found that all examples talking about listening to the HTTP server that ExpressJS open (via http NodeJS module of-course) but no one talking about use it via FastCGI (nginx -> FastCGI (e.g. node-fastcgi) -> my ExpressJS app)

问题 Strange stuff happening here, with TypeScript 2.7.2, in VSCode version 1.21 with @types/express and the code that follows, in some cases VSCode throws errors stating that "A namespace-style import cannot be called or constructed, and will cause a failure at runtime.". However on other machines with similar setups and similar tsconfig.json files the code just works.. What is happening here: import { Bank } from './Bank'; import * as Express from 'express'; <== errors here.. let app: Express

问题 I have reviewed many discussions on this matter but none seems helpful to me. I am using mongoose 5.5 to save user data as shown below: My schema looks like this: const mongoose = require("mongoose"); const Schema = mongoose.Schema; const bcrypt = require("bcryptjs"); const userSchema = Schema({ userName: { type: String }, firstName: { type: String }, surName: { type: String }, password: { type: String, required: true } }); userSchema.pre('save', async function(next){ try { if(!this

问题 My Flow and Code: Uploading image from Form Data and storing image's BSON string to Database, below are the steps and code: Uploading file from multer upload Reading file from filesystem - fs Converting image content string to base64 string Converting base64 string to BSON String Configurations: node -v: v12.13.1 npm -v: 6.12.1 fs-extra: ^8.1.0 multer: ^1.4.2 Code: var upload = multer({ storage: multer.diskStorage({ destination: function (req, file, cb) { cb(null, 'uploads') }, filename: