const EventEmitter = require('events').EventEmitter; const AudioDevice = { play: function (track) { console.log('play', track); }, stop: function () { console.log('stop'); }, }; class MusicPlayer extends EventEmitter { constructor() { super(); this.playing = false; } } const musi...
after seven years of writing web applications withJavaand Spring framework. We wanted an application that can send data to thousands of concurrent users, andNode.js appeared to be the right way of doing itwith its event-driven, non-blocking I/O model that can scale up easily. ...
获取页面html代码 varrequest=require('request');varurl='https://play.google.com/store/apps/details?id=com.nianticlabs.pokemongo&hl=zh_CN';request(url,(error,response,body)=>{console.log(body);}) node 运行后,控制台打印如下内容: body打印结果 筛选需要的数据 这个步骤中可以用到cheerio来解析html...
我们使用Playwright模拟登录和搜索,并提取所需信息。所有代码都使用JavaScript编写,并在Node.js环境中运行。Playwright是一个强大的自动化测试工具,也可以用于爬取数据。它易于使用,支持多种浏览器,并提供丰富的API和示例代码。如果您需要爬取网站数据,请考虑使用Playwright。
Best practices for Node.js project structure Now, we can delve into what I commonly refer to as the application structure flow, which encompasses a set of rules and common practices aimed at enhancing the Node.js developer experience. The best practices outlined below can serve as a cheat shee...
In a browser tab (Firefox, Chrome, and Edge work best), navigate to http://localhost:1124. This is the browser-based code editor which can also handle stereo audio playback. Copy this command into the code editor in the browser: $('test').sine(100).play(); Move your cursor so it...
i0natan/nodebestpractices 后续学习的一些知识点 docsify 文档 https://static.chenng.cn/#/%E5%9F%BA%E7%A1%80-%E5%90%8E%E7%AB%AF/NodeJS 更新记录 CHANGE LOG 说明 比较好的 markdown 的查看方式是直接用 VSCode 打开大纲,这样整个脉络一目了然,后续补充知识点也很快定位到相应的位置: 这个markdown ...
In order to familiarize ourselves within the codebase, let's play around with some examples of some of the navigation capabilities that VS Code provides:Type CMD+P and enter .js, which lets you see all of the JavaScript/JSON files in the project, along with the directory they're within....
15 Best Practices to Make Your Node.js App More Secure Let’s take a look at the most popular best practices to secure your Node.js project. 1. Never Run Node.js With Root Privileges Running Node.js with root privileges is not recommended as it goes against theprinciple of least privileg...
Nodejs device detector (port matomo-org/device-detector). Latest version: 2.1.7, last published: a month ago. Start using node-device-detector in your project by running `npm i node-device-detector`. There are 18 other projects in the npm registry using