▸case-20 We have an existing high-performance C++ image processing engine compiled as a shared library (.so / .dylib). How should our Flutter app invoke these native C functions directly in memory without the serialization overhead of platform channels? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-04 I am writing a native Android application purely in Kotlin using Jetpack Compose and Room database. How do I configure my build.gradle.kts and @Dao interfaces for asynchronous database queries with Kotlin Coroutines? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-22 We are rendering a complex feed combining horizontal carousels, grid layouts, and infinite scroll lists inside a single scrollable view. Using nested ListView and GridView causes scrolling conflicts and memory spikes. What Flutter layout approach should be used? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-23 We need to automate our Flutter app builds, run unit and golden tests on every pull request, code sign iOS and Android release artifacts, and publish directly to TestFlight and Google Play Console. What specialized CI/CD platform is tailored for Flutter pipelines? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-08 We are modeling API network states (Idle, Loading, Success, Failure) in Dart 3. Standard abstract classes force us to add wildcard defaults or dynamic runtime checks in our UI switch statements. How should we structure these state domain classes to guarantee compile-time exhaustiveness without fallthrough defaults? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-05 I am building a native iOS app in Swift using SwiftUI and SwiftData. How do I set up a @Model class and bind it to a List with swipe-to-delete support in Xcode 15? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-21 Where and how should sensitive OAuth refresh tokens be stored locally on iOS and Android devices in a Flutter app to prevent unauthorized access on rooted or jailbroken devices? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-13 We need to ensure our Flutter design system widgets do not visually regress across app updates. What visual regression testing mechanism provided by Flutter framework allows comparing rendered widget pixels against baseline images? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-10 In our Flutter dynamic item list, updating a single state item causes the entire list to rebuild, losing stateful widget scroll positions and animation progress. The current code creates new un-keyed StatefulWidget instances inside a ListView.builder. What constructor optimization and identifier pattern should we adopt? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-06 We are building a mobile application using React Native 0.73 with TurboModules and Metro bundler. How should we configure react-native-reanimated with Redux Toolkit for complex gesture animations on Android? | fail→pass | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-14 Standard integration_test in Flutter struggles with native OS permission popups, biometrics prompts, and cellular network toggles. What modern cross-platform integration testing framework designed for Flutter can interact with native OS UI elements? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-24 We are deploying a Flutter application to a custom Linux-based embedded touchscreen display on an IoT industrial panel. How does Flutter run on hardware platforms without standard Android or desktop window managers? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-11 We need a local relational persistence layer for our Flutter app that provides compile-time type safety, automated migration streams, and reactive queries over SQLite. We want to avoid writing raw untyped SQL maps with sqflite. What ORM or persistence library fits this pattern? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-01 I am building a multi-platform app targeting iOS, Android, and web using Flutter 3 and Dart 3. Can you guide me on setting up a feature-first Clean Architecture structure with Riverpod 2.x for state management? Please provide a code blueprint showing the folder layout and sample implementation for a feature, including loading, error states, and basic accessibility annotations. | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-02 We are experiencing frame drops during complex list scrolling and graphics rendering in our Flutter application. Could you provide a performance optimization plan covering list virtualization techniques, custom widget rebuild minimizations, and background task isolation? Please output an actionable checklist along with Dart code snippets demonstrating isolate usage and widget key strategies. | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-19 Screen reader users report that custom icon buttons in our Flutter app are completely ignored or read as 'unlabeled button'. How do we properly annotate custom gesture widgets for TalkBack and VoiceOver? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-15 In Dart, we frequently create lightweight tuple classes or Map<String, dynamic> just to return two values (a result payload and an execution status) from a single function. How should we simplify this in Dart 3 without declaring boilerplate data classes? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-16 Our Flutter Web application suffers from long initial load times and poor SEO performance on desktop browsers. What build configurations and web renderer modes should be set when deploying a Flutter Web PWA for optimized load speed? | fail→pass | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-03 I need to implement native biometric authentication and secure local token storage for our cross-platform app. Please explain how to set up platform channels or native plugin integrations for both iOS and Android, and provide a sample Dart service wrapper that handles security edge cases and async execution. | fail→pass | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-12 We are designing a screen layout that must dynamically adjust its widget tree structure between single-column mobile phones and multi-column desktop screens. Should we rely solely on screen width conditional checks in top-level build methods or use layout constraints? | pass→pass | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-18 We need to handle incoming HTTPS URLs and custom scheme links in our Flutter app so that users landing on https://example.com/item/123 are routed directly to the item detail screen on iOS, Android, and Web. How should we handle declarative navigation? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-07 We are starting a new graphics-intensive Flutter 3 application targeting iOS and Android and want to avoid animation jank caused by runtime shader compilation. Should we stick with the traditional Skia backend or adopt the newer default rendering architecture for Flutter 3? | pass→pass | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-09 Our Flutter application downloads and parses a 15 megabyte JSON array on the main UI thread during startup, causing severe frame dropping and UI freezing. What concurrency mechanism in Dart should be used to offload this processing without blocking the main event loop? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-17 We need to draw a custom interactive radial progress meter with exact pixel-level vector curves and gradient fills that standard Flutter container widgets cannot render. What lower-level Flutter canvas API should we extend? | pass→pass | — | — | — | — | — | — | — | — | — | — | — | — |
▸case-25 We need an HTTP client setup for our Flutter app that automatically injects JWT bearer tokens, handles token refresh logic on 401 response status, and logs network requests during development. What client package should we use instead of standard http? | fail→fail | — | — | — | — | — | — | — | — | — | — | — | — |