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What is the asynchronous mechanism of node based on?

The asynchronous mechanism of node is based on "events". All I/O, network communication, and database queries are executed in a non-blocking manner, and the returned results are processed by the event loop. Node will only process one event at th

2022-07-14
Which is the global object of node?

The global object of node is "global". The most fundamental role of global is to serve as the host of global variables; and all global variables (except global itself) are attributes of the global object. Global properties can be accessed direct

2022-07-14
What are the node.js background frameworks?

The node background framework includes: 1. Koa, an open source Node web framework that uses Generator to implement middleware process control and try/catch to enhance exception handling; 2. Nest, an open source Node server used to build efficient and scal

2022-07-14
In-depth understanding of task scheduling algorithms in React

This article will teach you about React and give you an in-depth understanding of the task scheduling algorithm in React. I hope it will be helpful to you!

2022-07-14
Summary of common Number objects in JavaScript

This article brings you relevant knowledge about javascript, which mainly sorts out the issues related to the Number object. The Number object is a packaging object of the original value. The Number creation method is new Number(). Let’s take a look at it

2022-07-14
What is a closure? Let’s talk about closures in JavaScript and see what functions they have?

What is a closure? See what closures do? The following article will talk about closures in JavaScript. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

2022-07-13
Summary and sharing to understand several key nodes of nodejs

This article is some personal understanding of nodejs in actual development and learning. It is now compiled for future reference. I would be honored if it could inspire you.

2022-07-13
How to optimize performance in angular? A brief analysis of change detection methods

How to optimize performance in angular? The following article will give you an in-depth introduction to Angular's performance optimization solution - change detection. I hope it will be helpful to you!

2022-07-13
Detailed explanation of JavaScript prototype and prototype chain knowledge points

This article brings you relevant knowledge about JavaScript. It mainly organizes issues related to prototypes and prototype chains, including the concept of prototypes, the constructor attribute on function prototypes, the understanding of prototype chain

2022-07-13
Summary and sharing of JavaScript array operation functions

This article brings you relevant knowledge about JavaScript. It mainly organizes issues related to array operation functions, including element deletion, splice, slice, concat, etc. Let’s take a look at it together. I hope it will be helpful to you. .

2022-07-13
Recommend 11 popular Node.js frameworks, add them to your favorites!

Node.JS is one of the most popular open source JavaScript runtime frameworks and has cross-platform capabilities for building code outside of the browser. Well-known developer Alex Ivanovs has been engaged in web development since 2005. Recently, he summa

2022-07-13
Let’s talk about the definition and basic use of JavaScript functions

This article brings you relevant knowledge about JavaScript. It mainly organizes issues related to the definition and basic use of functions, including definitions with function statements, function calls, undefined actual parameters, etc. The following i

2022-07-12
Detailed explanation of how to use Node.js to develop a simple image crawling function

How to crawl using Node.js? The following article will talk about using Node.js to develop a simple image crawling function. I hope it will be helpful to you!

2022-07-12
Summary of array knowledge points in JavaScript

This article brings you relevant knowledge about JavaScript. It mainly organizes issues related to array knowledge points, including the concept of arrays, common attributes and methods in arrays, etc. Let’s take a look at it together. I hope it will help

2022-07-12
Summarize and share the basic concepts of asynchronous and callbacks in JavaScript

This article brings you relevant knowledge about JavaScript, which mainly organizes issues related to the basic concepts of asynchronous and callbacks. Synchronization generally refers to executing tasks in a predetermined order. It will only start when t

2022-07-12

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