Learning Rust: Download and deserialize 10 000 files in 9.833 seconds
#rust
#tokio
#s3
#async
#semaphore
#development
#aws
Think of it like a parking garage with a limited amount of parking slots, and new cars can only come in once the slots free up. Well, with semaphores you define how many slots you have, and how to give out parking permits.
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