Fuel Your Day with Code and Caffeine. Every developer knows the true cycle: “Eat. Sleep. Code. Repeat.” Our collection of geek coffee mugs is designed for the long hours. Featuring high-conversion, long-tail phrases like “Error 404: Motivation Not Found” , “I Test in Prod” humor, and sarcastic science teacher quotes. These 15oz ceramic cups are the perfect unique gift for programmers or a necessary tool for your own desk.