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Concept guides/Concurrency/Race conditions and how a lock fixes them

CodingConcurrency

Race conditions and how a lock fixes them

Hard4 min read

Questions it teaches

Loop variable captured by goroutineMedium18 min Connection pool dial and memoizeMedium24 min Cache computes duplicate workMedium20 min Stale results in a search hookMedium16 min Non-volatile field in double-checked lockHard40 min Use-after-free in lock-free popHard40 min File created by multiple callersHard40 min Free list ABA problemHard34 min

Related

Concurrency Designing data structures Backend internals Reviewing AI code Correctness review

Builds on: Designing data structures

Queues, deques & ring buffers3 min Database deduplication3 min

Leads to: Backend internals

Encoding and schema evolution4 min MAC addresses4 min

Related: Reviewing AI code

Catching AI mistakes3 min Understanding code & docs with AI3 min

Related: Correctness review

Spotting correctness bugs3 min Structured logging3 min

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