Programmer Group

As one of the three front-end frameworks, vue is a necessary skill for front-end developers. So how to learn and master vue systematically? For this reason, I have made a simple summary of the knowledge system. Please forgive and correct the shortcomings. If you like, you can give me a little praise! ...

Basic configuration of React project and solution of common pit 1, Create React project # Global scaffold installation npm install create-react-app -g --save # Create React project create-react-app my-app 2, Implement the loading of Less file 1. Expose profile # Expose the project's profile npm run eject Directory structure after profile e ...

Project structure   build.js is mainly used to write UserScript information to the packaged JS file. The reason why BannerPlugin is not used is that if there are some special (@ = = \ n, etc.) characters in the plug-in, they will be converted to commas... When raw is set to false, it is the following, which is useless   Browser debuggin ...

webpack summary 1. It's hard to avoid cross domain problems in front and back platform separation projects, which can be configured in devServer of webpack devServer:{ proxy:{ "/api":{ target:"https://****. com "/ / address of data interface changeOrigin:true, // Cross domain allowe ...

vue component classification I. Introduction The reason why I wrote this article is that I interviewed dozens of people as an interviewer some time ago. One of the questions is "what are the component classifications of vue? ", it's surprising that most people only answer global components ...

In the last article, I mainly shared< How Webpack separates style files >css preprocessor is a program that allows you to generate css through preprocessor's own unique syntax. css preprocessing refers to that we often use some style precompiled languages in development, and then convert these pr ...

# Global installation npm install -g create-react-app # Build a my-app Item npx create-react-app my-app cd my-app # Tap on the key points of the blackboard, if you want to use less,Or it depends on the use webpack Configuration files, exposing webpack Profiles, using create-react-app The created projec ...

1. Global registration instance (according to the example on the official website, the following is the code) <div id="app"> <com-btn></com-btn> <com-btn></com-btn> </div> <script> Vue.component('com-btn',{ data:function(){ return{ ...

Prefixing css3 with postcss loader Install two packages, postcss loader and autoprefixer, in the terminal npm install –save-dev postcss-loader autoprefixer If the installation fails, delete the node ﹣ modules folder. npm install reinstalls the folder and then reinstalls the above two packages 2. Create a postcss-con ...

The common methods to operate arrays are forEach, map and filter. The return values of map and filter methods are arrays, and the return values of forEach are undefined, which can be understood as no return value. There is no concatAll method in the native array object, so I plan to implement one myself. What the concatAll metho ...