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//Article
Idempotency Keys: How to Stop Charging Users Twice
Blog Summary
The user taps Pay twice on a weak signal, and both requests succeed. Idempotency keys make retries safe: here's how they work, the unique-constraint trick, and a Laravel middleware sketch.
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01. About Shiroz
Mohammed Shiroz
Hi, I'm Mohammed Shiroz, a software engineer and AI enthusiast from Sri Lanka who turns ideas into intelligent, real-world solutions. With over 9 years of hands-on experience, I currently lead real estate ERP development at Kate Group, a...
02. Last Posts
03.My Projects
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