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Collection

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.

37 designs, page 1 of 2

IT'S NOTA BUGIT'S AN UNDOCUMENTED FEATUREUVPRINTS.USstaff pick
Off By One· Stickers

Not a Bug

$8

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

Explain It to the Robot

$8

COMPILINGPLEASE WAIT…UVPRINTS.US
Off By One· Deskmat

Compiling

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{ }EXPLAIN ITTO THE DUCKHE FOUND THE BUG. AGAIN.UVPRINTS.USnew
Off By One· Deskmat

Explain It To The Duck

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IT WORKEDAT 3AMNO IDEA WHY. DO NOT TOUCH ITUVPRINTS.USnew
Off By One· Deskmat

It Worked at 3am

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

One-Sided Argument

$19 · from $8

184.0AA2.04.0mmcN123456784.0 MM OF TRAVELACTUATION AT 2.0. I BOTTOM OUTUVPRINTS.USstaff pick
Off By One· Deskmat

Four Millimetres of Travel

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{ }DEBUG SCOUTEXPLAINED IT TO THE DUCKUVPRINTS.USstaff pick
Off By One· Case

Debug Scout Patch

$24 · from $8

e^iπ + 1 = 0THE MOST BEAUTIFUL EQUATIONUVPRINTS.USnew
Off By One· Wall print

Euler's Identity

$45 · from $8

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

Left as an Exercise

$19 · from $8

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

Transcendental Dessert

$18 · from $8

908585LOCAL MAXIMUMTHE GRADIENT IS ZERO UP HEREUVPRINTS.USstaff pick
Off By One· Deskmat

Local Maximum

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ABANDONEDBRANCHRIP FIX-FINAL-V2-ACTUALLY-FINALUVPRINTS.USnew
Off By One· Case

Abandoned Branch

$24 · from $8

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

Keyboard Occupied

$19 · from $8

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

42

$24 · from $8

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

Off by One

$8

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

No Boundaries

$29 · from $8

FIVE NINES99.999% UPTIME. 0% SLEEPUVPRINTS.USstaff pick
Off By One· Deskmat

Five Nines Closet

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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· Notebook

Graded on a Curve

$19 · from $8

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

99.9% Uptime

$29 · from $8

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

V - E + F = 2

$45 · from $8

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

Nonempty Intersection

$19 · from $8

RUNS ONSILICONAND CAFFEINEUVPRINTS.US
Off By One· Deskmat

Runs on Silicon

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