es6 export, import, export default commands

ES6 modules are loaded at compile time, and the dependencies of modules can be determined at compile time. ES6 module is not an object, but the output code is explicitly specified through the export command, and then input through the import command. //ES6 module import { stat, exists, readFile } from 'fs'; The above code essentially loads t ...

Posted by NogDog on Fri, 11 Feb 2022 05:00:59 +0100

[animation Xiaole] HTML+CSS custom loading animation 060

preface Hello! buddy! Thank you very much for reading Haihong's article. If there are mistakes in the article, you are welcome to point out ~ Self introduction ˊ ᵕ ˋ) ੭ Nickname: Haihong Tag: program ape | C + + player | student Introduction: I got acquainted with programming in C language and then transferred to computer major. I was luc ...

Posted by taurus5_6 on Fri, 11 Feb 2022 04:16:55 +0100

Vue notes (final)

catalogue 1, Introduction to Vue 2, Vue Basics (1) Simple knowledge (2) Local application (instruction) 3, axios and Vue 4, Case (1) Local application - computer case (2) Local application - picture switching case (3) Local application - Notepad case (4) Web application - weather query case #END (for details, you can watch the black ...

Posted by Rebel7284 on Fri, 11 Feb 2022 03:23:47 +0100

Full stack engineering practice -- containerization and basic environment

1, Container technologyBefore the emergence of virtual machine (VMware), due to the dependency of application deployment, new applications often need to be deployed on independent servers, resulting in low utilization of hardware resources. The emergence of VMware perfectly solves this problem.However, VMware also has shortcomings. First, VMwar ...

Posted by wellscam on Fri, 11 Feb 2022 01:50:52 +0100

react source code analysis 12 Status update process

react source code analysis 12 Status update process Video Explanation (efficient learning): Enter learning setState&forceUpdate Several ways to trigger status update in react: ReactDOM.renderthis.setStatethis.forceUpdateuseStateuseReducer Let's focus on this Setstate and this Forceupdate, hook in Chapter 13 this. Call this in setstat ...

Posted by gsb on Thu, 10 Feb 2022 23:44:36 +0100

001-VUE --- introduction and common instructions

1. Introduction to Vue 1.1 VUE introduction Vue (pronunciation / vju) ː/, Similar to view) is a progressive framework for building user interfaces. Unlike other large frameworks, Vue is designed to be applied layer by layer from bottom to top. Vue's core library only focuses on view layers, which is not only easy to start, but also easy to i ...

Posted by adamgram on Thu, 10 Feb 2022 23:29:17 +0100

[WEB] common basic knowledge of CSS

CSS definition and precautions CSS -Understand- Cascading Style Sheets matters needing attention Each CSS style consists of two parts: selector and declaration The declaration consists of two parts: attribute and attribute value The declaration must be placed in curly braces {} (internal style and external style), and the attribute and ...

Posted by mhoward on Thu, 10 Feb 2022 18:08:31 +0100

Analysis on the process of pulling up the soft keyboard in Android WebView

preface This article is flutter_ hybird_ Practice and technology sharing of WebView cross process rendering One of the research notes in the development process. If there are errors, please point them out. Source code analysis First, let's take a general look at the inheritance structure of webview: public class WebView extends MockView { ...

Posted by hubardz on Thu, 10 Feb 2022 15:07:21 +0100

Usage of React components

1. Introduction to React React is a JAVASCRIPT library for building user interfaces. React is mainly used to build UI. Many people think react is the V (view) in MVC. React originated from Facebook's internal project to set up Instagram's website, and was open-source in May 2013. React has high performance and simple code logic. More and mo ...

Posted by utdfederation on Thu, 10 Feb 2022 12:06:09 +0100

The puppeter of nodejs realizes the code scanning login of JD automation function

Recently, I want to realize a function of JD scanning code, logging in, automatic ordering and automatic rush purchase (ps: realize JD automation function), !!! This project is purely for learning and commercial use is prohibited Let me share with you how I can find the corresponding interface and parameters step by step by analyzing JD's web ...

Posted by laide234 on Thu, 10 Feb 2022 09:03:59 +0100