Programmer Group

brief introduction Koa It's a simple and easy-to-use Web framework. It is characterized by elegance, conciseness, strong expression and high degree of freedom. The code itself is only over 1000 lines, and all functions are implemented through plug-ins. Pre-school preparation Check the Nodejs version Open the cmd command line window node-v Note ...

I. installation 1. Install NPM install Axios using npm--save2. Install bower install Axios with bower--save3. Introducing <script src="https://unpkg.com/axios/dist/axios.min.js"> </script> directly using cdn Two, example 1. Send a GET request //Send requests with a given ID axios.get('/user?ID=12345') .then(function(re ...

I. Preface 1. Sources of inspiration I usually prefer to make some records and summaries of some things, including some components. When the amount of accumulation is large, I find that scattered accumulation is not suitable for management. So I began to think, what is a good way to regulate these scattered things? If compon ...

Proficiency in common gulp plug-ins What is gulp? gulp is a front-end build tool that enhances our workflow Relevant websites: Gulp Chinese Official Website —- Gulp Introduction Guide —- Gulp English official website —- npm-gulp install What other options do you have besides gulp 1.Webpack 2.Grunt ...

1. Target of this crawl To crawl data from websites and analyze and organize it, my goal is to completely recreate a webapp site for practice, so I'll think about how inputs are stored in MongoDB.The crawled data is temporarily stored in the json file first; of course, it can be stored directly in your own MonoDB, so the duplicated website is ...

Note: This article is translated from React's official blog (article address: Update on Async Rendering) Mainly describes the update direction after React, and summarizes the problems arising from the previous life cycle. Later React will gradually abandon some life cycles and increase some more practical and more realistic li ...

This article mainly describes how to use TypeScript to write a perfect library, including testing, documentation, continuous integration, covering the technology and tools needed to write the entire library, mainly covering: Project catalog skeleton TypeScript configuration Using jest unit testing Writing documents using vuepress Deploy docume ...

Do not update after treading pit vue v-for operation DOM Preface Recently, when I read the style guide for vue, I found a problem that I had previously ignored in learning or even developing. Picture Description phenomenon Looking at the above paragraph, I think I have encountered similar problems when I was just developing.It is after forcibly ...

Author Click This is the last tutorial in the webpack 4 series. This article builds on all the previous tutorials and does a real webpack project! I spent three months sorting out this tutorial, perfecting the relevant sample code and becoming more familiar with the theory and application of webpack. Of course, thank you for your support. Okay ...

This is how the story begins. Front-end development brother Bingo receives the demand of product ladies and sisters, and has to go online with several small programs. Code Animal Brother Begins Architecture Miscellaneous small procedures, put a project to facilitate management There are many small programs, so the code should be reusable. Team ...