I find coffee to be terrible for all-nighters. I find the best method to be a combination of 15-20 minute naps and either lots of strong black tea or small sip

I find coffee to be terrible for all-nighters. I find the best method to be a combination of 15-20 minute naps and either lots of strong black tea or small sips of sugar-free energy drinks. Of course, as most posters point out, actually sleeping is always best, but sometimes it just has to be done.