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Install MongoDB and start server 1.Download mongoDB service: (version 3.1.2) 2. Install - > select custom - > install next 3. Create a new empty directory on the local disk. The location should not be too deep. For example, C:\db is used to store data files 4. Run mongoDB service: enter the bi ...

design sketch: Analysis of this renderings, combined with previous tutorials we know. The navigation bar inherits "layout.html" and the table is "user [index. HTML". The paging button is the content of this lesson. Encapsulate it in 'page.htnl'; First, create a new file views/admin/page.html ...

1, mongoose predefined pattern modifier. lowercase,uppercase,trim The predefined pattern modifiers provided by mongoose can format our added data. ① , create new news.js under the db folder, connect to the database, and export newsModel. var mongoose = require("./db.js"); // Define data table (Collection) mapping, note: field names must ...

1, Create project 1. Install some packages npm install koa --save npm install isodate --save npm install koa --save npm install koa-bodyparser --save npm install koa-router --save // Handling cross domain roles npm install koa2-cors --save npm install mongoose --save // These two are the syntax of ES6 npm install ba ...

1. Download pagination plug-in first. Download address: JQuery paging plug-in 2. After downloading, add in the page, including CSS and JS files: the HTML part and JS part are as follows <link rel="stylesheet" href="/public/css/pagination.css"/> <div class="page"> <div class="m-s ...

Preface In order to experience the content of front-end and back-end interaction, I found art template + Express + mongodb( Code GitHub - > https://github.com/molifenge/selfblog )This simple small project practice hands, the page is extremely simple, do not like to spray. This project is mainly dev ...

0. Effect demonstration It's annoying to plug in a video.You can go out and turn right to Youku. Click on me!).   1. Backend Build 1.1 Project Structure First look at the server directory on the back end Explain one by one First, the dbs folder, as its name implies, operates on the database, and modules is the mongoose model that operates on ...

Express.js is a great framework for developing the Node.js REST API, but it does not give you any clues about how to organize your Node.js project. It sounds silly, but it's a problem. Proper organization of the Node.js project structure will avoid duplication of code and improve the stability and scalability of services. This article is based ...

Express: express is used to develop web interfaces Install: npm install express --save //Directory: server/server.js const express = require('express'); // New app const app = express(); app.get('/', (req, res)=>{ res.send('<h1>Hello world!</h1>') }) app.get('/', (req. res)=& ...

Effect Mongoose's populate() can join tables to query, referencing documents in other collections. Populate() automatically replaces the specified field in the document, and the replacement content is obtained from other collection s. refs When you create a Model, you can set the ref option for fields in that Model that are associated to store ...