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marksomnian
on Aug 23, 2017
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Offline-Friendly Forms
Standard web forms don't guarantee at-most-once. If the connection fails when the response is sent, the user thinks it failed and retries, submitting another request and causing another record creation.
Take a look at how Stripe guarantees at-most-once execution:
https://stripe.com/blog/idempotency
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Take a look at how Stripe guarantees at-most-once execution: https://stripe.com/blog/idempotency.