In the last article, we saw how List Comprehension can help us to filter and/or sort lists (or arrays) to populate new ones. In this issue, we delve into a tiny, yet powerful, feature that helps in lists and more.
Before I decide to add a function I always ask myself, "how can I test this?" Although a plain question, it forces me to re-evaluate the change I wish to make. It also helps me express my code in a more thought out manner.