There is a common case when strings are actually mutable. (more…)

The challenge Given the triangle of consecutive odd numbers: Calculate the row sums of this triangle from the row index (starting at index 1) e.g.: Test cases The solution in code While there are many ways to achieve this, the absolute most simple is to r... (more…)

mutagen - Python 2/3 module for handling audio metadata... (more…)

In this tutorial you will learn how to perform a two-samples t-test with Python, how to interpret, and how to report the results. (more…)

Some time ago I started looking for a new car. I quickly became bored with browing the biggest polish offer site - otomoto.pl, so I decided to automate the whole thing to do it for me. Obvious, right? (more…)