1. Focus on the fundamentals
I will focus more on the fundamentalsMost of us would wish to jump on what's fun like shooting on tutorials that in the end will make a project.But that is not necessarily the best idea, working on the fundamentals, learning the very basic, on repeat over and over isn't a choice, but a necessity.
3. I will do
When I had the chance to do it all again, I'd spend months banging my head on Data Construction, Mathematics, Algorithms, and Problem Solving, however embarrassing it is.