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Web crawlers are becoming increasingly popular in the era of big data, especially now with the advent of Large Language Models (LLMs) such as ChatGPT and LLaMA. The sheer amount of data that is publicly available from the web has a wide variety of applications including market research, sentiment analysis, and predictive modeling.

Whether you're trying to analyze market trends or gather data for research, web scraping can be a useful skill to have. This technique allows you to extract specific pieces of data from websites automatically and process them for further analysis or use.

Much is said about quality assurance and the automated data QA process. But do you really know how to get around doing it in the right way?

For the best results from your data extraction campaign, it's important to know how to carry out web scraping without being blocked.

Data has become an invaluable resource in today’s digital-driven world and obtaining data has become more costly.

The internet is full of useful information that we can use. However, at the same time, it’s full of hidden noise that can be harmful for data analysis. An effective analysis process, such as data parsing is imperative to work with structured and accurate data.

If you are interested in web scraping as a hobby or you might already have a few scripts extracting data but are not familiar with Scrapy then this article is meant for you.

It's a 21st-century truism that web data touches virtually every aspect of our daily lives. We create, consume, and interact with it while we’re working, shopping, traveling, and relaxing. It’s not surprising that web data makes the difference for companies to innovate and get ahead of their competitors. But how to extract data from a website? And what’s this thing called ‘web scraping’?

Handling javascript objects is an important skill for any web data extraction developer.

Web data touches every aspect of our lives. We create, consume and interact with it while we’re working, shopping, travelling and relaxing.

If you haven’t read the previous parts of our Practical guide to web data QA, here are the first part, second part, third part and fourth part of the series.