Total 54,069 skills, Mobile Development has 1660 skills
Showing 12 of 1660 skills
Use when upgrading an Android app's Auth0 SDK (com.auth0.android:auth0) to the next major version. Detects the current version, checks prerequisites, and applies only the breaking changes that affect the project's real call sites. Use even if the user just says "update my Auth0 Android SDK" or "migrate to Auth0 Android v4".
Develop native iOS apps with Swift. Covers MVVM architecture, SwiftUI, URLSession for networking, Combine for reactive programming, and Core Data persistence.
Flutter development with Riverpod state management, Freezed, go_router, and mocktail testing
Comprehensive assistance with RevenueCat in-app subscriptions and purchases
Comprehensive Flutter testing guidance covering unit tests, widget tests, and integration tests. Use when working with Flutter applications to write unit tests for functions/methods/classes, create widget tests to verify UI components, develop integration tests for end-to-end testing, mock dependencies and plugin interactions, debug common testing errors, test Flutter plugins with native code, and run tests in different build modes (debug, profile, release)
Build cross-platform mobile apps with React Native. Covers navigation with React Navigation, state management with Redux/Context API, API integration, and platform-specific features.
Comprehensive guide for Flutter navigation and routing including Navigator API, go_router, deep linking, passing/returning data, and web-specific navigation. Use when implementing screen transitions, configuring routing systems, setting up deep links, handling browser history, or managing navigation state in Flutter applications.
Use when encountering BUILD FAILED, test crashes, simulator hangs, stale builds, zombie xcodebuild processes, "Unable to boot simulator", "No such module" after SPM changes, or mysterious test failures despite no code changes - systematic environment-first diagnostics for iOS/macOS projects
Use when layouts need to adapt to different screen sizes, iPad multitasking, or iOS 26 free-form windows — decision trees for ViewThatFits vs AnyLayout vs onGeometryChange, size class limitations, and anti-patterns preventing device-based layout mistakes
Use when implementing iOS 17+ SwiftUI patterns: @Observable/@Bindable, MVVM architecture, NavigationStack, lazy loading, UIKit interop, accessibility (VoiceOver/Dynamic Type), async operations (.task/.refreshable), or migrating from ObservableObject/@StateObject.
Master React Native 0.79.5 components, styling, performance optimization, and mobile UI best practices with real-world examples
Use when you see 'actor-isolated', 'Sendable', 'data race', '@MainActor' errors, or when asking 'why is this not thread safe', 'how do I use async/await', 'what is @MainActor for', 'my app is crashing with concurrency errors', 'how do I fix data races' - Swift 6 strict concurrency patterns with actor isolation and async/await