Jetpack Compose Previews: Make Every UI State Reviewable
Build deterministic Jetpack Compose previews for loading, content, empty, error, themes, and screen sizes without depending on live app state.
#Jetpack Compose
Declarative Android UI development with Jetpack Compose: recomposition optimization, custom layouts, state hoisting, and test assertions.
Primary Pillar:Android & Mobile
How to Handle Partial Success in Android ViewModels
A practical pattern for Android mutations that succeed before a follow-up refresh fails, without lying to the user or turning Compose callbacks into orchestration code.
Bulk Edit in Android: A Safer Jetpack Compose Pattern
Design bulk editing in Android as an explicit selection workflow, with stable item identity, draft state, validation, and one transactional commit.
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.
Unit Testing Bottom Bar Navigation Logic in Android
Learn how to effectively unit test bottom bar navigation logic in Android applications by extracting decision logic into pure Kotlin helper classes.
Jetpack Compose UI Testing Assertions
Learn how to choose and apply Jetpack Compose testing APIs for semantic assertions, handle UI test failure diagnostics, and structure deterministic component tests.
Kotlin val vs var in Android: Write State That Is Easier to Reason About
A practical guide to choosing val or var, designing function boundaries, and keeping Android state ownership explicit instead of spreading mutation across the UI.