A repository filled with codewars challenges (kata). Completing and Pushing multiple solutions every week.
Tech used:
Everyday, the first thing I do is solve a Codewar!
I consistently refactor and optimize my code, sometimes for efficiency, sometimes for readability.
The Biggest Lesson I learned in tackling this endless supply of questions is understanding that there is a long way to go. Not being able to answer a question is okay, as long as you take the initiative to learn from it and continue to improve.