As I've been learning how to program, I've found that it's useful to take notes so I don't have to waste time trying to find the solution all over again. It's nice to have it organized all in one place.
Check it out: https://fierce-algebra-0c4.notion.site/Coding-Notes-3eafcea858164ef1b715b89c49f86859
I hope someone else might find the knowledge useful. I will be continually updating it.