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The XY Problem: Where Math Meets Programming Panic
Languages Post #2115 · source on Telegram

The XY Problem: Where Math Meets Programming Panic

Description

A two-panel meme format from the show SpongeBob SquarePants that contrasts the perspectives of mathematicians and programmers. In the top panel, a giant, scary green monster represents a problem with the text 'x = 3, y = 5' and 'xy = ?'. Two small SpongeBob characters look up in fear. The bottom panel is a close-up of the two SpongeBobs, showing their different reactions. The one labeled 'mathematicians' has a calm, unimpressed expression. The other, labeled 'programmers', is wide-eyed with panic. The humor hinges on the ambiguity of the expression 'xy'. A mathematician sees a simple multiplication problem (3 * 5 = 15). A programmer, however, sees a potential type issue: is 'xy' multiplication or string concatenation ('35')? This ambiguity, especially in weakly-typed languages, is a common source of bugs, hence the programmer's panic over a seemingly trivial problem

Categories

Languages Bugs Mathematics CS Fundamentals

Common Tags

CodingHumor DeveloperMemes VariableNaming Syntax SyntaxErrors RelatableDevExperience NamingThings CodingMistakes

Comments

41
Anonymous ★ Top Pick In mathematics, the solution is 15. In JavaScript, it's '35'. In Python, it's a TypeError. In C++, it's four pages of template metaprogramming that also returns 15 but nobody understands why
  1. Anonymous ★ Top Pick

    In mathematics, the solution is 15. In JavaScript, it's '35'. In Python, it's a TypeError. In C++, it's four pages of template metaprogramming that also returns 15 but nobody understands why

  2. Anonymous

    On the whiteboard, xy = 15; in prod it’s NameError: xy not defined - yet another reminder that implicit multiplication scales about as well as implicit requirements

  3. Anonymous

    After 20 years in the industry, I've learned that 'xy' in production code is either a coordinate system about to cause an off-by-one error, or someone's attempt at 'descriptive' variable naming that will haunt code reviews for generations

  4. Anonymous

    This perfectly captures the moment when a mathematician joins your code review and asks why you're not using implicit multiplication. Meanwhile, your linter is having an existential crisis trying to figure out if 'xy' is an undeclared variable, a typo, or someone's idea of 'self-documenting code.' It's the eternal struggle: in math, juxtaposition means multiplication; in programming, it means you forgot the operator and now your CI/CD pipeline is red

  5. Anonymous

    Even after 20 YoE refactoring distributed monoliths, xy=? hits like a 3AM PagerDuty alert for an unknown prod failure

  6. Anonymous

    Math says xy=15; the platform team says it’s 15 in a typed service, “35” in JavaScript, and an outage in YAML

  7. Anonymous

    Math allows implicit multiplication; our lexer doesn’t - pay the operator tax or enjoy a midnight undefined-name incident

  8. @imikailoby 6y

    Test

  9. @Trace171 6y

    Nice test dude

  10. @alex_hol 6y

    Yeah

  11. @imikailoby 6y

    TDD

  12. @energizer91 6y

    nice discussion awesome tests

  13. @AmindaEU 6y

    Type error?

    1. @ipaal 6y

      syntax error maybe 🤔

      1. @AmindaEU 6y

        I should actually try it or practice instead of hanging around here, thanks 😸

  14. @imikailoby 6y

    Yeah:(

  15. Deleted Account 6y

    I am gay

    1. @energizer91 6y

      developer*

      1. @Sebov 6y

        Oh, nice cock

      2. @ChcikenJockey 6y

        I'm gay developer

        1. @pluresque 6y

          I’m a hentai developer btw

          1. @e18e02930b94d725daa9 6y

            log out yanderedev

          2. @ChcikenJockey 6y

            What game, my fellow dev?

    2. @Four_Velocity 6y

      Wow, the comments are so fast I didn't even notice that

  16. @BuHoGPaD 6y

    grats

  17. @APT3M 6y

    35?

    1. @alex_hol 6y

      Js devs..

      1. @APT3M 6y

        😏

  18. @alex_hol 6y

    thats nice)

  19. @n0name_user 6y

    Hello world

  20. @LucioSulla 6y

    This is a test

    1. @ipaal 6y

      No, this is a monkey

      1. @LucioSulla 6y

        MONKI POOP Hhahahahaha

  21. @Agent1378 6y

    xy=й

    1. @APT3M 6y

      1c devs in chat

  22. @ipaal 6y

    Yes

  23. @ipaal 6y

    What if in comments to meme we will discuss another meme ? Bunt blyad'

  24. Deleted Account 6y

    Продам гараж

  25. @Twentyminuteadventure 6y

    Купил гараж

  26. @ipaal 6y

    Bunt.exe crushed: unresolved reference to 'another_meme'

  27. @affirvega 5y

    wait fuck that was a 2020 year message

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