What this book covers
Chapter 1, Introduction to Web Scraping, introduces web scraping techniques, which are getting more and more popular, since data is as valuable as oil in the 21st century. In this chapter, you can find detailed information about web scraping technologies. We also take an overview of some of the key languages for web scraping, such as XPath and regEX. We'll also look into some web scraping libraries for R, such as rvest and RSelenium technologies.
Chapter 2, Working with the XML Path Language and the Regular Expression Language, looks at XPath and regEX rules, which are quite important to know when scraping a web page. In this chapter, you can find useful information about these languages and also have a chance to write ...
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