4 ms·There only 4 hard things in computer science. Caching, naming things and off by one errors.by adamconroy 8y agoThere only 4 hard things in computer science. Caching, naming things and off by one errors.falcor84 8y agoI see what you did therealliecat 8y agoWasn't the classic joke two things, because zero-indexing?