There’s a lot of data out there on the internet that you might be interested in collecting but if you don’t want to manually copy it and there are no Application Programming Interfaces (APIs) available for that data, then you might need to scrape that information. Web scraping, helps collect that data by parsing the HTML of a web page and extracting the information you want. We’ll go over the basics of how to use Nokogiri, a web scraping library in Ruby, and Kimono, a chrome extension with basic web scraping capabilities, to extract the data you need from the HTML of a website and output it into spreadsheet.
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