Code AnalysisIntermediate 60s
Notification Dedup Missing TTL
Pseudo-code:
def send(user, event):
if cache.get(key(user, event)):
return
push.send(user, event)
cache.set(key(user, event), True)
What is the main race and fix?
Think you can answer under pressure?
Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.