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ConcurrencyCoding · Level 3Open topic
Data race detection counterHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard30 minDining philosophers fork allocationHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard30 minDeadlock detection resource graphHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard35 minLock order deadlock cycleHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard35 minBanker's algorithm safety checkHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard35 minRead-write lock writer priorityHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard30 minFuture dependency resolution graphHardWrite codeWrite codeHard30 minWait-free atomic snapshotHardWrite codeWrite codeHard35 minTwo-phase locking simulatorHardWrite codeOracle styleWrite codeOracle styleHard35 minTransaction deadlock detectionHardWrite codeOracle styleWrite codeOracle styleHard35 minSingle-server queue simulationHardWrite codeWrite codeHard35 minBounded buffer simulationHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard40 minRound-robin scheduler simulationHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard40 minDeterministic task schedulerHardWrite codeMicrosoft styleWrite codeMicrosoft styleHard40 minTransfer hangs between accountsHardCode reviewGoogle styleCode reviewGoogle styleHard30 minQueue pop crashes on emptyHardCode reviewNvidia styleCode reviewNvidia styleHard28 minSpurious wakeup unhandledHardCode reviewNvidia styleCode reviewNvidia styleHard30 minLock held during returnHardCode reviewUber styleCode reviewUber styleHard26 minObserver callback under lockHardCode reviewAmazon styleCode reviewAmazon styleHard30 minWaitGroup.Add called in goroutineHardCode reviewGoogle styleCode reviewGoogle styleHard26 minCache computes same key twiceHardCode reviewOracle styleCode reviewOracle styleHard26 minFetch results race and corruptHardCode reviewGoogle styleCode reviewGoogle styleHard25 minBlocking I/O in sequential loopHardCode reviewCapital One styleCode reviewCapital One styleHard30 minDistributed lock lacks expirationHardCode reviewAmazon styleCode reviewAmazon styleHard30 minWorker silently drops errorsHardCode reviewUber styleCode reviewUber styleHard30 minProfile fetch hangs indefinitelyHardCode reviewNetflix styleCode reviewNetflix styleHard30 minReference escapes thread scopeHardCode reviewCode reviewHard35 minFetch response race conditionHardCode reviewMeta styleCode reviewMeta styleHard25 minLost update in wallet withdrawalHardCode reviewStripe styleCode reviewStripe styleHard30 minTransfer hangs waiting for lockHardCode reviewStripe styleCode reviewStripe styleHard30 minCounter upsert hangs intermittentlyHardCode reviewMeta styleCode reviewMeta styleHard32 min