Off By One Phone Cases - iPhone and Android

Description: OFF BY ONE — with the last letter shifted exactly one grid unit out of line, again. A typography joke every programmer feels in their soul. Clean monospace design for coders, CS students, and QA engineers.

Description: Classic programmer humor about the hardest problems in computer science. A perfect gift for developers, coders, and software engineers, great for birthdays, work anniversaries, or coding culture fans.

Description: i forget what eight was for

Description: i forget what eight was for

Description: i forget what eight was for

Description: i forget what eight was for

Description: A bold, red text list on a black background. The text reads: 'THERE ARE ONLY 2 HARD PROBLEMS IN COMPUTER SCIENCE: 1. NAMING THINGS 2. CACHE INVALIDIDINN 3. OFF-BY-ONE ERRORS'. The font is sans-serif and all caps.

Description: A black background with red and white text. The top section in bold red reads "THERE ARE ONLY 2 HARD PROBLEMS IN COMPUTER SCIENCE:". Below this, in white text, are three numbered items: "1. NAMING THINGS", "2. CACHE INVALIDION", and "5. OFF-BY-ONE ERRORS".