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Posts tagged with #data-integrity

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July 14, 2026case-study

Emma Covers the Pets Now: The Bug Hiding in an Array Index

A chore chart quietly reassigned a kid's manual override to the wrong task the moment you deleted a row above it — and still called it a deliberate edit. The fix is a small lesson about identity versus position in persisted state.

#localstorage#typescript#react#debugging#data-integrity#ai-agents
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