October 2018
Beginner
114 pages
2h 36m
English
Content preview from R Web Scraping Quick Start Guide
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Exercises on RegEx and XPath
In this part, we are going to do some exercises that will be about writing XPaths and RegEx rules. For this purpose, we will use some open source tools.
One of the best open source platforms for practising writing RegEx rules is https://regex101.com/:
Regular expressions on regex101.com
As you see from the screenshot of regex101.com, the following is true:
- You can add some text strings to the Test String part and you can add your regular expressions to the Regular Expression part.
- On the Test String part, you will be able to see the matched strings.
- For testing your XPath rules, you can use Google Chrome's developer ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.