If you work with strings in your Python scripts and you're writing obscure logic to process them, then you need to look into ...

A Regular Expression or RegEx is a special sequence of characters that uses a search pattern to find a string or set of strings. It can detect the presence or absence of a text by matching it with a ...

Real-world datasets rarely match perfectly; even simple fields like company names may contain typos, punctuation differences, inconsistent casing, or formatting issues. This exercise will help you ...