I usually write codes(functions) on www.codefights.com as a competitor.So speed is one of the important part of the code . How can i measure the speed of a certain code in python language whether i...

I have 3 questions: 1) The confusion matrix for sklearn is as follows: TN | FP FN | TP While when I'm looking at online resources, I find it like this: TP | FP FN | TN Which one should I co...