Networking
Retry strategy
A payment confirmation API times out now and then. A junior engineer opened a PR that says "if it fails, send it three more times." What would you point out?
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NetworkingShort answerAdvanced
The user taps the send money button, and the signal drops right after the request goes ou…
#retry #idempotency
NetworkingMultiple choiceAdvanced
A payment confirmation request, POST /payments, failed with URLError.timedOut. Select all…
#retry #idempotency
NetworkingMultiple choiceBasics
An idempotent GET request failed. Select all the failures where an automatic retry (with …
#retry
ConcurrencyShort answerAdvanced
Design the API of an async network client that several screens use at the same time. It m…
#retry