this post was submitted on 05 Jul 2025

291 points (98.3% liked)

Programmer Humor

25282 readers

320 users here now

Welcome to Programmer Humor!

This is a place where you can post jokes, memes, humor, etc. related to programming!

For sharing awful code theres also Programming Horror.

Rules

Keep content in english
No advertisements
Posts must be related to programming or programmer topics

founded 2 years ago

MODERATORS

Feyter@programming.dev

anzo@programming.dev

BurningTurtle@programming.dev

pylapp@programming.dev

291

Learning to program in rust (programming.dev)

submitted 3 weeks ago by KernelPanic@programming.dev to c/programmer_humor@programming.dev

57 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

[–] tatterdemalion@programming.dev 5 points 3 weeks ago (1 children)

Arc is not free, and the extra atomic operations + heap allocations can become a bottleneck.

[–] PlexSheep@infosec.pub 1 points 3 weeks ago

Oh, I did not know that. Well, it makes sense that it has a heap allocation, as it becomes more or less global. Though not sure why the atomic operations are needed when the value inside is immutable.