Shiladitya Majumder·19h agoIdempotency in APIs: The Difference Between Safe Retries and Duplicate DataNetworks fail. Clients retry. Users double-click. A production API must be designed so that repeating the same request does not…A response icon1A response icon1
Isitaghosh·23h agoYour API Timed Out. The Payment Went Through. So Why Was the Customer Charged Twice?One timeout. One retry. Two successful payments. This is where idempotency becomes important.A response icon1A response icon1
InAxonect BlogbySanuja Gamage·1d agoWhen CRUD Isn’t Enough: Designing Reliable State Transitions for Modern Banking APIsModern enterprise APIs often begin with a simple idea: receive a request, validate it, persist it, and return a response. For…
Erwin Hermanto·2d agoRate Limiting AI APIs: Preventing Abuse Without Blocking Legitimate UsersThree weeks ago, one of our internal tools hit the OpenAI rate limit mid-demo. In front of a client. The culprit wasn’t abuse — it was a…
Durga Sai Kodali·2d agoAPI Input Validation: More Than Checking Required Fields, Ensuring Accuracy, and Clarity Over…When an API receives a request, it should check that the data is valid before processing it. Good validation helps prevent bad data from…
InLevel Up CodingbyNadeem Ur-Rehman·2d agoYour Generating Spinner Is a DDoS Attack on Your Own Server
Maruthi Prithivirajan·3d agoStateless MCP: Where the Session WentA builder’s read of the 2026-07-28 spec, what breaks, and how to move a server over.
InJavaScript in Plain EnglishbyTechByRahmat·4d ago7 API Design Rules That Prevent Painful Integration ProblemsAn API can work perfectly in isolation and still become a nightmare when another system depends on it.
Abhi·4d agoCost guards for paid APIs: making a runaway loop impossibleA pay-per-call API plus one wrong loop condition is a bill with no upper bound. Five small guards, with the numbers from a drill.
Kaleb Isaias·5d agoIdempotency keys done right: designing APIs that survive retriesNetworks will deliver your requests twice. The fix is not to stop retrying but to make the second attempt harmless, and the details are…A response icon1A response icon1
