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Off By One · Code & math

Off By One collects the bugs, proofs and late-night commits every programmer and math major recognizes. Rubber ducks, exercises left to the reader and code that worked once and never again. Wear the stack trace with pride.

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29 designs, page 1 of 2 · shown on Acrylic Keychain

EXPLAIN IT TO THE ROBOTIT FOUND THE BUG BY JUST LISTENINGUVPRINTS.USstaff pick
Off By One· Keychain

Explain It to the Robot

$9 · from $8

COMPILINGPLEASE WAIT…UVPRINTS.US
Off By One· Keychain

Compiling

$9 · from $8

{ }EXPLAIN IT TO THE DUCKHE FOUND THE BUG. AGAIN.UVPRINTS.USnew
Off By One· Keychain

Explain It To The Duck

$9 · from $8

IT WORKED AT 3AMNO IDEA WHY. DO NOT TOUCH ITUVPRINTS.USnew
Off By One· Keychain

It Worked at 3am

$9 · from $8

ONE-SIDED ARGUMENTONE SIDE, ONE EDGE, NO FLIP SIDEUVPRINTS.US
Off By One· Keychain

One-Sided Argument

$9 · from $8

LEFT AS AN EXERCISETHE PROOF IS TRIVIAL. TO SOMEONEUVPRINTS.USstaff pick
Off By One· Keychain

Left as an Exercise

$9 · from $8

TRANSCENDENTAL DESSERTROOT OF NO RATIONAL POLYNOMIALUVPRINTS.USstaff pick
Off By One· Keychain

Transcendental Dessert

$9 · from $8

ABANDONED BRANCHRIP FIX-FINAL-V2-ACTUALLY-FINALUVPRINTS.USnew
Off By One· Keychain

Abandoned Branch

$9 · from $8

KEYBOARD OCCUPIEDCOMMIT MESSAGE: ASDFJJJJJJKL;UVPRINTS.USstaff pick
Off By One· Keychain

Keyboard Occupied

$9 · from $8

4242THE ANSWER. OBVIOUSLY.UVPRINTS.US
Off By One· Keychain

42

$9 · from $8

OFF BY ONESIX LEGS, INDEXED 0 THROUGH 5UVPRINTS.US
Off By One· Keychain

Zero Indexed

$9 · from $8

NO BOUNDARIESSELF-INTERSECTS IN 3D. RELATABLE.UVPRINTS.USnew
Off By One· Keychain

No Boundaries

$9 · from $8

50% CHANCE 0% SUCCESSFLIP IT. FLIP IT BACK. NOW IT FITSUVPRINTS.US
Off By One· Keychain

Flip It Again

$9 · from $8

GRADED ON A CURVEI AM THE LEFT TAILUVPRINTS.US
Off By One· Keychain

Graded on a Curve

$9 · from $8

99.9% UPTIMETHE 0.1% IS HAPPENING RIGHT NOWUVPRINTS.US
Off By One· Keychain

99.9% Uptime

$9 · from $8

V - E + F = 220 - 30 + 12. CHECKS OUT.UVPRINTS.USnew
Off By One· Keychain

V - E + F = 2

$9 · from $8

ABCNONEMPTY INTERSECTIONWHAT I STUDIED ∩ WHAT WAS ASKEDUVPRINTS.USnew
Off By One· Keychain

Nonempty Intersection

$9 · from $8

RUNS ON SILICONAND CAFFEINEUVPRINTS.US
Off By One· Keychain

Runs on Silicon

$9 · from $8

123STRONG PASSWORDKEPT ON A STICKY NOTE, FOR SAFETYUVPRINTS.US
Off By One· Keychain

Strong Password

$9 · from $8

{ }SENIOR DEBUGGERBILLS HOURLY, PAID IN BATHWATERUVPRINTS.US
Off By One· Keychain

Senior Debugger

$9 · from $8

FLOATING POINT BY HAND3.141592. TRUNCATED, NOT ROUNDED.UVPRINTS.US
Off By One· Keychain

Floating Point By Hand

$9 · from $8

LAST KEYBOARDI'LL EVER BUYTHE FOURTH ONE THIS YEARUVPRINTS.US
Off By One· Keychain

Last Keyboard Ever

$9 · from $8

CHRONICALLY OVERFITMEMORIZED THE PRACTICE EXAMUVPRINTS.US
Off By One· Keychain

Chronically Overfit

$9 · from $8

PAIR PROGRAMMINGSHE TYPES. I APOLOGIZE IN THE PR.UVPRINTS.US
Off By One· Keychain

Pair Programming

$9 · from $8

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