Gain insights into effective web scraping using Puppeteer. Learn about setup, navigation, data extraction, advanced techniques, and storing data in various formats like JSON and CSV for enhanced career opportunities.

Complete Practical Guide on Web Scraping with Javascript-01 (1).png

puppeteer_mysql_mongodb.tar.gz

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puppeteer-mongodb-install-packages

Puppeteer is a Node.js library for automating web browsers and extracting data from websites. In this course, you’ll learn how to harness the full potential of Puppeteer to scrape data from the web efficiently and effectively. 

You’ll start with an introduction to web scraping, covering the basics and its applications. Next, you’ll delve into Puppeteer fundamentals, including setup, web page navigation, and data extraction using selectors. Advanced concepts like handling pagination, scrolling, and authentication for dynamic websites will be explored. You’ll also learn how to store scraped data in various formats, including JSON and CSV, and best practices for web scraping. Finally, you’ll explore the future directions of web scraping.

By the end of this course, you’ll be able to apply your web scraping skills to gather data for analysis, research, or automation purposes, opening up new opportunities in your career.

Web Scraping with Puppeteer

Capturing screenshots and generating PDFs

Which option is *not* a feature of Puppeteer?

Which option is not a feature of Puppeteer?

Which method is used to navigate to a web page in Puppeteer?

Which method is used to navigate to a web page in Puppeteer?

Which CSS selector would you use in Puppeteer to select an element with the class name `highlighted-text`?

Which CSS selector would you use in Puppeteer to select an element with the class name <code>highlighted-text</code>?

It allows you to evaluate the performance metrics of a web page.

It enables you to execute JavaScript code within the context of a web page.

 It provides a way to capture screenshots and generate PDFs of a web page.

It allows you to handle and intercept network requests made by a web page.

What is the role of the `evaluate()` function in Puppeteer?

What is the role of the <code>evaluate()</code> function in Puppeteer?

To block incoming requests from specific domains

To modify outgoing requests before they are sent

To intercept and handle responses from the server

What is the purpose of request interception in Puppeteer?

What is the purpose of request interception in Puppeteer?

To simulate a slower network connection for more accurate performance testing

To slow down the execution of Puppeteer actions for easier debugging

To capture screenshots at a slower frame rate for visual analysis

To increase the timeout for waiting on page navigation or element interaction

What is the purpose of the `slowMo` option in Puppeteer?

What is the purpose of the <code>slowMo</code> option in Puppeteer?

Test what you’ve learned in this chapter.

Introduction

Introduction to Web Scraping

Puppeteer Fundamentals

Advanced Concepts

Storing Scraped Data

Scraping a Book Store

Best Practices for Web Scraping

Conclusion

Quiz: Puppeteer Fundamentals