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react-cli-diy Starting from 0, use webback to build a React scaffold of your own Source address Project use: git clone git@github.com:TigerHee/react-cli-diy.git cd react-cli-diy npm install Development mode launch: npm run dev Production packaging: npm run build Implementation steps: First, create a new project directory in which npm init i ...

Note: after the background service changes, you need to restart the service; after the front-end configuration file changes, you need to run the command npm run dev againI. use express to provide background service and output interfaceBackground directory structure: main.js var express = require('express'); var app = express(); app.get('/', fu ...

Preface I often encounter such a problem. When preloading the image resources of h5 project, we often need to manually get one image address and store it in the array, and then pre load the traversal, such as this: let imgList = ['http://domain.com/img/1.jpg','http://domain.com/img/2.jpg','http://domain.com/img/3.jpg',...]; In the spirit of bei ...

By valentinogagliardiTranslator: front-end witSource: medium . bind(this) is not required when using arrow functions Generally, if there is a controlled component, it has the following structure: class Foo extends React.Component{ constructor( props ){ super( props ); this.handleClick = this.handleClick.bind(this); } handleClick(e ...

Main characteristics Using mpvue to develop applets, you will acquire the following capabilities based on the technical system of applets: Thorough component development ability: improve code reusability Complete Vue.js development experience Convenient Vuex data management solution: easy to build complex applications A quick mechanism to bui ...

I. mock 1, introduction mock is an analog data generator designed to help the front-end develop independently of the back-end and help write unit tests. It can simulate Ajax and return simulation data, so that the front end does not need to call the back-end interface, which is convenient for testing.　 2. vue directly uses mock step1: inst ...

Running interval timer with worker in Vue-Cli environment Today, in code review, we found some problems left over before: In a video playback page, there is a 40ms interval that has been blocking, resulting in a gradual increase in video delay. So I wrote a worker and pulled the timer out and ran alone. The implementation steps are as follows B ...

Today, the front-end girls let me optimize the project, think nothing of it, early in the morning to the company, the boss has arrived, I listened to Tingfeng Tse's song "Live via", happy to live really good, do not think, after the National Day mood is really good, rest, I quickly scrapped, hit the code, do not hit the code out of th ...

Based on react-native+react-navigation+react+redux+react-native-image-picker+react-native-swiper and other technical framework development High imitation WeChat app example RN_chatroom . The functions of message sending, TextInput text box mixing emoticons, expression maps, picture selection preview, red envelope, circle of friends and so on a ...

Web pack source code analysis (4) - complier module In the previous article, we saw that webpack-cli transforms the parameters passed in from the command line and the configuration items in the configuration file through `yargs', and then passes them to the compiler module of webpack to compile. Let's take a look at what compiler has done. Entr ...