idempotent idempotency/safety See which are which safe and idempotent idempotency/safety Safe idempotent standardized meaning (idempotency) REST Coookbook: idempotency a safe and idempotent method Idempotence http://restcookbook.com/HTTP%20Methods/idempotency/ See which are which categorized idempotency/safety idempotency idempotent The RESTful CookBook – Idempotency