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What are the uses of JavaScript?

With the development and popularization of Internet technology, front-end development has gradually become an increasingly popular professional position. Among the many front-end technologies, JavaScript (hereinafter referred to as JS) can be said to be the most popular and widely used language. So, what exactly is JavaScript used for? Let us discuss it together today. As one of the three basic technologies of the Web front-end (HTML, CSS, JS), JS is undoubtedly the most important part of front-end development. JS allows the page to be displayed dynamically under the user's operation

Apr 23, 2023 pm 04:41 PM

What is javascript used for?

JavaScript is a programming language widely used in web development. It can be used in conjunction with HTML and CSS to bring more interactivity and dynamic effects to web pages. In addition to this, JavaScript is widely used in many other fields. This article will introduce in which application areas JavaScript is more common. 1. Web development field 1. Web page interaction and dynamic special effects JavaScript brings many interactive and dynamic special effects to the web page, realizing a rich user experience. For example, form validation, drop-down

Apr 23, 2023 pm 04:41 PM

A brief analysis of several methods of JavaScript compilation

JavaScript is an interpreted language, but thanks to recent optimizations and the introduction of new technologies, it can be compiled in many places. This article will introduce several methods of JavaScript compilation and their advantages and disadvantages. 1. Compilation in the browser When JavaScript is initially run in the browser, it is parsed and executed line by line by the JavaScript engine. However, due to the popularity of JavaScript code, browser manufacturers have begun to use compilation as a means to improve JavaScript performance. Many modern browsing

Apr 23, 2023 pm 04:41 PM

How to solve the problem of garbled characters in local txt read by javascript

With the continuous development of Internet technology, JavaScript language has become one of the indispensable technologies in web development and mobile application development. JavaScript can achieve various dynamic effects on web pages and improve user experience. Reading local txt files is one of the requirements often encountered in development. However, sometimes you encounter the problem of garbled characters when reading local txt files. This article will detail the solution to this problem. 1. Analysis of the causes of garbled codes There are many reasons for garbled codes, but most of them are caused by a mismatch in encoding formats.

Apr 23, 2023 pm 04:40 PM

LeCun praises $600 GPT-3.5 as a hardware replacement! Stanford's 7 billion parameter 'Alpaca' is popular, LLaMA performs amazingly!

When I woke up, Stanford’s large model Alpaca became popular. That’s right, Alpaca is a brand new model fine-tuned from Meta’s LLaMA7B. It only uses 52k data and its performance is approximately equal to GPT-3.5. The key is that the training cost is extremely low, less than $600. The specific cost is as follows: 3 hours of training on 8 80GBA100s, less than US$100; generating data using OpenAI’s API, US$500. Percy Liang, associate professor of computer science at Stanford University, said that the lack of transparency/inability to fully access capable instruction models like GPT3.5 has limited academic research in this important field. We are in Alpaca (LLaMA7B+t

Apr 23, 2023 pm 04:04 PM

模型AI

How to use Laravel to implement separate deployment of front-end and back-end

In today's Internet world, software services with Web applications as the core are becoming more and more popular. Among them, the Laravel framework, as an excellent development framework for PHP language, not only has efficient performance, but also has a series of advantages such as friendly development experience, rich open source community, powerful ORM and migration system. In Laravel's back-end development, the development model of front-end and back-end separation has gradually become popular recently. This article will introduce how to use Laravel to achieve separate deployment of front-end and back-end. 1. What

Apr 23, 2023 am 09:17 AM

What editor should I use to write laravel?

Laravel is one of the most popular PHP frameworks today. It provides many convenient development tools and optimized functions, allowing developers to develop web applications more efficiently. In the process of learning and using Laravel, a good code editor is also indispensable. In the development of Laravel, there are many commonly used code editors, such as PhpStorm, Sublime Text, VS Code, Atom, etc. Different developers have their own preferences and usage habits. This article will start from the functions of the editor

Apr 23, 2023 am 09:10 AM

How to remove html from js

JavaScript is a high-level programming language that was originally created to improve user interaction with web pages. In web pages, HTML is the basic language, which is used to define the tags and content inside the web page. JavaScript is used to control these tags and content. But sometimes we need to remove HTML tags and obtain plain text, such as crawling on the website, calculating text length, etc. At this time, we can use JavaScript to remove HTML tags. In this article we will explain how to use Java

Apr 21, 2023 pm 02:13 PM

Explore the various environments in which JavaScript runs

JavaScript is a widely used programming language that can be used to write web applications, browser plug-ins, and other applications. Although JavaScript is a client-side language, it does run in many different places, such as client-side in web browsers, server-side, and on mobile devices. In this article, we will explore the various environments in which JavaScript runs and how to use it in these environments. 1. Client environment On the client side, JavaScript mainly runs in the web browser. W

Apr 21, 2023 am 09:13 AM

How to do JavaScript development on VS

VS is a very popular integrated development environment. Many developers hope to be able to write JavaScript when using VS. So how to develop JavaScript on VS? 1. Create a JavaScript project In VS, we can choose to create a blank JavaScript project. Select "New Project" in the left menu bar, then select "ASP.NET Web Application" in "Web", select "Empty" in the project type and check "Add Folde"

Apr 21, 2023 am 09:11 AM

How does javascript run?

JavaScript is a scripting language commonly used for web development. In this article, we will explore how JavaScript code runs. JavaScript code can run in a variety of environments, including browsers, desktop applications such as Node.js and Electron. We will focus on the process of running JavaScript in the browser. When a web page is loaded, the browser parses the HTML and CSS code and creates the DOM and CSSOM object model. Once the process is complete, browse

Apr 21, 2023 am 09:10 AM

How to install javascript

JavaScript is a popular programming language used to provide interactivity to websites and applications. Installing JavaScript allows you to use the JavaScript programming language when writing web code. In this article, we will explain how to install JavaScript. Step 1: Install a text editor First, you need to install a text editor so that you can write JavaScript code. Commonly used text editors include Visual Studio Code, Sublime T

Apr 21, 2023 am 09:09 AM

How to connect sql to javascript

In recent years, with the rapid development of front-end technology, more and more companies have begun to connect databases to JavaScript. This method allows users to easily manage and manipulate the database through the browser, so it is becoming increasingly popular. In this article, we will explain how to connect SQL to JavaScript. First, you need to install the JavaScript runtime using Node.js and the relevant modules using npm. Once the installation is complete, we can connect to the database using Node.js. Currently, the most popular module is mysq

Apr 21, 2023 am 09:08 AM

Is front-end javascript important?

Is front-end JavaScript important? With the development of the Internet, front-end development has received increasing attention, and related technologies have gradually been widely used. Among them, JavaScript, as a front-end programming language, has become one of the indispensable skills. However, one may ask: Is front-end JavaScript important? Before answering this question, we need to understand what front-end JavaScript is. Front-end JavaScript refers to a scripting language that runs on the client browser. By using Java

Apr 21, 2023 am 09:07 AM