Finding UIKit Memory Leaks with Instruments
Reproduce a UIKit retain cycle, explain its ownership graph, and verify the fix with Memory Graph and Instruments.
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Reliability & Delivery
Debugging, performance, CI/CD, releases, and product operations.
How I Debug iOS Push Notifications Without Guessing
A missing banner can fail at several points. I trace the push from app identity and permission through APNs and on-device presentation, keeping evidence…