DiffUtil Inserted Ad Rows Duplicate Stable IDs
Learn how to correctly isolate RecyclerView ad slots from content items using distinct namespaces and stable DiffUtil identity rules.
#Performance
Eliminating memory leaks, optimizing UI frame rates (60/120fps), CPU profiling, and reducing cold-start launch times.
Primary Pillar:Developer Tools
Benchmark Android User Journeys with Macrobenchmark
Learn how to use Android Macrobenchmark and UI Automator to measure complete multi-screen user flows, track milestone timings, and avoid common data persistence pitfalls.
Android Memory Optimization for Low RAM Devices
A practical guide to keeping Android apps responsive on memory-constrained devices by measuring the working set, controlling bitmaps, releasing caches, and testing real process pressure.
Parallelize Independent Android Refreshes with Coroutines
Learn when Android repository calls can run concurrently, how structured concurrency changes failure behavior, and how to test parallel refreshes safely.
Reliable Android Benchmark Automation Without Brittle UI Selectors
Build Android Macrobenchmark flows that survive UI refactors by separating navigation, semantic checkpoints, measurement, and outcome verification.
Debugging R8 Release-Only Crashes Without Disabling Optimization
A systematic way to diagnose Android crashes that appear only after R8 optimization, from retracing stack traces to writing the narrowest keep rule that fixes the real boundary.