Crawlee is a web scraping library developed by Apify. It provides a high-level API to control browser sessions and automate processes in JavaScript, making it easier for developers to scrape websites, automate browser tasks, and handle various web scraping-related challenges. Crawlee landing page ...
Developed by Google, Polymer is an efficient JavaScript web scraping library that allows developers to create web applications using web components. Features Allows developers to create custom elements using CSS, HTML, and JS to create more interactive apps Lets developers reuse elements in a declarati...
Slow web scraper. The library's limitations become apparent when scraping large datasets. Its performance can be improved with multithreading, but it adds another layer of complexity to the scraper which might be demotivating for some users. In this regard, Scrapy is noticeably faster than Beautiful...
That’s whereCrawleecomes in. It’s the most comprehensive, full-stack web scraping library for Node.js, designed to simplify the whole process. Crawleeis an open-source Node.js web scraping and automation library developed and maintained by Apify. It builds on top of all the libraries we’...
Step-by-step tutorial on web scraping in Javascript or Node.js with Cheerio We need two primary tools to perform web scraping in Javascript: HTTP Client and HTML Parser. An HTTP API Client to fetch web pages. e.g. https request standard library, Axios, Got, Needle, SuperAgent, node-fetch...
在网络爬虫的开发和应用中,JavaScript重定向是一个不可忽视的技术挑战。它不仅增加了爬取数据的复杂性,还可能影响爬虫的效率和准确性。本文将探讨JavaScript重定向对网络爬虫的影响,并提供处理这些重定向的高级技巧。 理解JavaScript重定向 JavaScript重定向是一种客户端行为,它通过执行JavaScript代码来改变浏览器的当前位置...
Also Read: Web Frameworks: All You Should Know About Top 9 JavaScript Testing Frameworks Here are the top 9 JavaScript Testing frameworks: Top 9 JavaScript Testing Framework MochaJS Jest Jasmine Karma Puppeteer (Node Library) NightwatchJS Cypress Playwright (Node Library) Selenium 1. MochaJS Mocha...
Cypress frameworkis a JavaScript-based end-to-end testing framework built on top of Mocha making asynchronous testing simple and convenient. Unit tests in Cypress are executed without even having to run a web server making it the ideal tool for testing a JS/TS library that is meant to be us...
A web scraping and browser automation library Crawlee covers your crawling and scraping end-to-end and helps you build reliable scrapers. Fast.Your crawlers will appear human-like and fly under the radar of modern bot protections even with the default configuration. Crawlee gives you the tools ...
Playwright is an open-source automation library developed by Microsoft specifically designed for web testing and scraping. It allows you to control and interact with Chromium, Firefox, and WebKit browsers using a single API. Prerequisites for Installation The main prerequisite for installing Playwright...