When working with text or CSV data in Python, you may find yourself wanting to "extract only email addresses," "verify the ...

If you consider yourself a good cook, you may or may not know how to make a souffle or baklava. But there are certain things you probably do know how to do that form the basis of many recipes. For ...

So far we have created regular expressions with the idea that we can use them to test that a string meets a specification or to extract a substring. These are the two conventional uses of regular ...

Once you get the hang of regular expressions, you'll find them invaluable. The trick is to start small - I'll show you how. Quick: If you shout “regular expressions” in a crowd of Linux users, what ...