JavaScript

One of the most common technical tools for implementing control reversal in object-oriented programming (inversion, hereinafter called IOC) is that dependency injection (Dependency injection, hereinafter called DI) is a great way to go in OOP

What is a Cookie "Cookies are variables that are stored on the computer of the visitor. This cookie is sent whenever the same computer requests a page through the browser. You can use JavaScript to create and retrieve a cookie's value. "-W3school

This article illustrates the CRC32 function of JavaScript implementation. Share to everyone for your reference, specific as follows: Brief introduction: CRC is the full name of the cyclic redundancy check. can be used to verify the integrity of

2nd chapter, using JavaScript in HTML HTML introduces external JS script should not be placed between scripts because it will not be executed tag has a defer property that can delay script execution, but does not guarantee

JavaScript has 7 data types, including 5 original types (also called original values) number, Boolean, string, null, undefined, and 2 compound type object, array, which can be converted to each other according to some rule. The JavaScript authority

Today describes how to use modules in a standardized manner. (up to the above) Specification of Modules First think about why the module is important? Because of the module, we can more easily use other people's code, want what function,

The success of JavaScript is a great relish, writing JavaScript code for Web pages is the basic skill of all web designers, and this interesting language contains many things that are not well known, even for years of JavaScript programmers who have

Javascript| Tutorials | arrays Using JavaScript arrays Only date objects and user-defined objects exist in the constructor in JavaScript 1.0. You might expect to have an array constructor, but you haven't been able to do it until JavaScript 1.1

Whether you're a new JavaScript novice or a seasoned developer, the tools you use directly affect your productivity. The open source movement makes it less expensive to have a powerful tool, and you don't actually have to pay for anything. Here's a

In client-side programming languages, such as JavaScript and ActionScript, the same-origin strategy is an important security concept that has important implications for securing data. The same-origin policy stipulates that scripts across domains are

Previous wordsBase-64, as a common coding function, has been widely used in Basic authentication, Digest authentication, and some HTTP extensions. In the front-end domain, images are often converted to base-64 encoding for transmission over the

Introduction to V8 garbage collection mechanismThe implementation of the V8 garbage collector is a very important reason for V8 efficiency.V8 automatically reclaims object memory that is no longer needed at run time, which is also garbage collection.

In the Web standard, you can use getelementbyid (), getelementsbyname (), and getelementsbytagname () to access any tag in the document. (1) getelementbyid (): Getelementbyid () can access a specific element in the document. As the name suggests,

Data Visualization and D3.jsData Visualization Data visualization is a topic for how to better present data. After the emergence of big data, it becomes more important and urgent. Previously, using excel for column charts, pie charts, and line

Open-source applications and their source code can be obtained free of charge, because copyright belongs to anyone who has modified or submitted the code. Most companies that provide open-source software can establish industry standards, so they can

JavaScript programming language, as the most popular Client scripting language, has long been familiar to many Web developers. With the advent of the Web2.0 era and the wide application of Ajax technology, JavaScript has gradually attracted more

Learning node (2) from 0 to 1 and building an http server During the course of the previous section, we learned about the connection and differences between different module specifications. In this section, we officially started learning about node.

This article describes how to use npm to publish a Node. JS package tutorial. This article describes how to configure a package. json, register an npm account, publish a package, etc. For more information, see if npm is a Node. JS Package Manager.

This article describes how to create a real-time multiplayer game framework using Node. js. For more information, see Node. js. Some time ago, the group owner participated in the geek pine activity. During this activity, we intended to make a game

JavaScript single threadThe JavaScript language runs in a browser in a single thread. Speaking of a single thread, you have to start with the operating system process. Both processes and threads are operating systems. A process is an execution