Idempotent
Also written: idempotency, idempotency keys
Doing something twice has the same effect as doing it once. issue_refund is idempotent: repeating the same refund returns "already done" rather than paying twice.
Also written: idempotency, idempotency keys
Doing something twice has the same effect as doing it once. issue_refund is idempotent: repeating the same refund returns "already done" rather than paying twice.