What Idempotent Actually Means: Why Retries Are Safe (and When They Aren't)
Originally published on Loop & Retry — field notes on building LLM agents that survive production. Search for "what does idempotent mean" and yo…
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The "Press-It-Twice" Problem: Why Idempotency is Your API's Best Friend
What is Idempotency? Idempotency is a core design property of software systems where performing an operation multiple times produces the exact same…
Idempotency: The Secret to Preventing Double Payments and Network Glitches
Idempotency is a property of an operation where executing it multiple times has the exact same effect as executing it once. It means that if a netwo…
Preventing Duplicate Password-Reset Notifications (Under SMS Timeout and Retry Pressure)
Treat an SMS timeout as an unknown outcome, not a failed send: accept each password-reset event once, persist its expiry and idempotency key before…