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Post #4841 · source on Telegram
StackOverflow jab at C's missing hashtable for developer job security
Description
Dark-mode screenshot of a Stack Overflow post shows the question, “Why are there no hashtables in the C standard library?” directly above a grey comment bar. Beneath it, an orange up-arrow with the number “122” precedes the top comment: “it is part of a strategy to increase employment among C developers.” A blue username link “Cheeso” and timestamp “May 25, 2011 at 1:14” appear to the right. The meme humorously implies that forcing engineers to hand-roll hash tables keeps C programmers gainfully employed. Technically, it references the minimalistic C standard library, the absence of built-in dynamic data structures, and the resulting DIY culture around hash maps that contrasts with higher-level languages
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12Comment deleted
If C shipped a standard hash map, every consultant’s “macro-driven, void*-flavored, UB-adjacent hashmap.c” would vanish - along with half the billable hours keeping legacy firmware barely deterministic
The real reason C doesn't have hashtables is the same reason it doesn't have garbage collection - the committee wanted to ensure consultants could bill $500/hour to debug memory leaks in custom hash implementations that someone copied from a 1987 Usenet post
The C standard library's approach to data structures is like a minimalist furniture store that only sells wood planks and nails - technically you can build anything, but you'll spend more time being a carpenter than actually furnishing your house. The real conspiracy theory? The C standards committee has been secretly funded by Big Consulting to ensure a steady stream of 'implement your own hash table' billable hours since 1972
The real reason libc never grew a hashmap: if you don’t reimplement robin‑hood probing at least twice, how else do you learn that malloc - not Big‑O - is your latency budget?
C stdlib: Omit hashtables so every shop reinvents the wheel - and pays overtime for the collisions
Leaving hashtables out of libc ensures every 20‑year veteran re-derives Robin Hood vs linear probing, writes a bespoke allocator, and calls it “portability” - pointer-powered job security
The hell Comment deleted
Oh, the channel owner, did you also just watched that iceberg video?) Comment deleted
That one from Fireship channel? Comment deleted
Those who are going to search something like "fireship iceberg", please don't, I donno how to forget it Comment deleted
Iceberg charts are the root of all evil Comment deleted
actually, they're the tip of the iceberg of evil Comment deleted