Learn how to use different methods and tools to determine the length of a string in Python, such as the len() function, the sys.getsizeof() function, and the re.findall() function.

Python offers several ways to format strings, including the older percent ( % ) formatting, the str.format () method, and f-strings (formatted string literals) introduced in Python 3.6.

You can count the number of vowels in a string by iterating through each character and checking if it is a vowel. You can find the most frequent word in a string by splitting the text into words and ...

The basic idea is straightforward. You open the file, read its contents, and then use Python's built-in functions to count the characters and words. In this article, we'll walk through how to create a ...