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NodeJS Knowledgebase

NodeJS is a powerful JavaScript server runtime that allows developers to use javascript to create variety of programs. As Javascript is a big language in data and web development NodeJS carries a lot of libraries and tools that can be used for web scraping and general data programming.

NodeJS is particularly useful for web scraping because of its non-blocking I/O model, which allows for efficient handling of multiple requests. The NPM (Node Package Manager) ecosystem provides a wide range of libraries and tools specifically designed for web scraping, such as Puppeteer, Cheerio, and Axios.

Web Scraping With NodeJS and Javascript

In this article we'll take a look at scraping using Javascript through NodeJS. We'll cover common web scraping libraries, frequently encountered challenges and wrap everything up by scraping etsy.com

See below for more on NodeJS in the context web scraping and data programming 👇

How to take screenshots in NodeJS?

Learn how to screenshot in Node.js using Playwright & Puppeteer. Includes installation, concepts, and customization tips.

How to use proxies with NodeJS axios?

To use proxies with axios and nodejs the proxy parameter of get and post methods can be used. Here's how.

#nodejs

#http

How to find HTML elements by text with Cheerio and NodeJS?

To find HTML elements by text in NodeJS we can use cheerio library and special ":contains()" selectors. Here's how to do it.

#nodejs

How to use CSS selectors in NodeJS when web scraping?

There are many ways to execute CSS selectors on HTML text in NodeJS but cheerio and osmosis libraries are the most popular ones. Here's how to use them.

#nodejs

#data-parsing

#css-selectors