The rule of three[1] also comes to mind and is a hard learned lesson. My brain has a tendency to desire refactoring when I see two similar functions, I want to

The rule of three[1] also comes to mind and is a hard learned lesson. My brain has a tendency to desire refactoring when I see two similar functions, I want to refactor--it's almost always a bad idea. More often than not, I later find out that the premature refactoring would've forced me to split the functions again. 1: https://en.m.wikipedia.org/wiki/Rule_of_three_(computer_programming) https://en.m.wikipedia.org/wiki/Rule_of_three_(computer_prog...