Kotlin Exercises
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Kotlin Exercises
About the Book
This is a collection of exercises and solutions from Kotlin Essentials, Functional Kotlin, Kotlin Coroutines: Deep Dive, and Advanced Kotlin.
About the Author
Table of Contents
- Introduction
- Kotlin Essentials exercises
- Exercise: Your first program
- Exercise: Basic values operations
- Exercise: Using when
- Exercise: Pretty time display
- Exercise: Person details display
- Exercise: Range Operations
- Exercise: User Information Processor
- Exercise: Implementing the Product class
- Exercise: GUI View Hierarchy Simulation
- Exercise: Data class practice
- Exercise: Pizza factory
- Exercise: Catching exceptions
- Exercise: Days of the week enum
- Exercise: Conversion and measurement unit creation
- Exercise: Inventory management
- Exercise: Money operations
- Exercise: The closest supertype of types
- Exercise: Stock
- Final Project: Workout manager
- Exercise: Function types and literals
- Exercise: Observable value
- Exercise: Inferred function types
- Exercise: Function references
- Exercise: Inline functions
- Exercise: Implement map
- Exercise: Optimize collection processing
- Exercise: Adding element at position
- Exercise: Implement shop functions
- Exercise: Prime access list
- Exercise: Top articles
- Exercise: Refactor collection processing
- Exercise: Passing students list
- Exercise: Best students list
- Exercise: Functional Quick Sort
- Exercise: Powerset
- Exercise: All possible partitions of a set
- Exercise: Understanding sequences
- Exercise: HTML table DSL
- Exercise: Creating user table row
- Exercise: Using scope functions
- Exercise: orThrow
- Exercise: Logger
- Final Project: UserService
- Exercise: Factorial sequence
- Exercise: Prime numbers sequence
- Exercise: Callback function wrappers
- Exercise: Continuation storage
- Exercise: What is stored by a continuation?
- Exercise: UserDetailsRepository
- Exercise: BestStudentUseCase
- Exercise: CommentService
- Exercise: mapAsync
- Exercise: Understanding context propagation
- Exercise: CounterContext
- Exercise: Using dispatchers
- Exercise: DiscNewsRepository
- Exercise: Experiments with dispatchers
- Exercise: Correct mistakes with cancellation
- Exercise: NotificationSender
- Exercise: BaseViewModel
- Exercise: UserDownloader
- Exercise: CompanyDetailsRepository
- Exercise: CancellingRefresher
- Exercise: TokenRepository
- Exercise: Suspended lazy
- Exercise: mapAsync with concurrency limit
- Exercise: Test UserDetailsRepository
- Exercise: Testing mapAsync
- Exercise: Testing the NotificationSender class
- Exercise: Testing a View Model
- Exercise: UserRefresher
- Exercise: Cafeteria simulation
- Exercise: raceOf
- Exercise: Flow utils
- Exercise: All users flow
- Exercise: distinct
- Exercise: TemperatureService
- Exercise: NewsViewModel
- Exercise: ProductService
- Exercise: Flow Kata
- Exercise: MessageService
- Exercise: Update ProductService
- Exercise: Update TemperatureService
- Exercise: LocationService
- Exercise: PriceService
- Exercise: NewsViewModel using stateIn
- Exercise: Flow testing
- Exercise: Usage of generic types
- Exercise: Generic Response
- Exercise: Generic Consumer
- Exercise: ApplicationScope
- Exercise: Lateinit delegate
- Exercise: Blog Post Properties
- Exercise: Mutable lazy delegate
- Exercise: Coroutine time measurement
- Exercise: Adjust Kotlin for Java usage
- Exercise: Multiplatform LocalDateTime
- Exercise: Migrating a Kotlin/JVM project to KMP
- Exercise: Function caller
- Exercise: Object serialization to JSON
- Exercise: Object serialization to XML
- Exercise: DSL-based dependency injection library
- Exercise: Mocking library
- Exercise: Annotation Processing execution measurement wrapper
- Exercise: KSP execution measurement wrapper
- Exercise: A mutability problem
- Exercise: Flow with history
- Exercise: Correct InMemoryUserRepository
- Exercise: Chunking a flow
- Exercise: Specify expectations
- Exercise: Unit testing
- Exercise: Unit testing using mocks
- Exercise: Composition vs inheritance
- Exercise: Make DeckConnector comparable
- Exercise: Correct EventListenerRegistry
- Exercise: Market data processing optimization
- Exercise: Prime access list
- Exercise: Crime analysis
- Exercise solutions
- Solution: Basic values operations
- Solution: Using when
- Solution: Pretty time display
- Solution: Person details display
- Solution: Range Operations
- Solution: User Information Processor
- Solution: Implementing the Product class
- Solution: GUI View Hierarchy Simulation
- Solution: Data class practice
- Solution: Pizza factory
- Solution: Catching exceptions
- Solution: Days of the week enum
- Solution: Conversion and measurement unit creation
- Solution: Inventory management
- Solution: Money operations
- Solution: The closest supertype of types
- Solution: Stock
- Solution: Workout manager
- Solution: Function types and literals
- Solution: Observable value
- Solution: Inferred function types
- Solution: Function references
- Solution: Inline functions
- Solution: Implement map
- Solution: Optimize collection processing
- Solution: Adding element at position
- Solution: Implement shop functions
- Solution: Prime access list
- Solution: Top articles
- Solution: Refactor collection processing
- Solution: Passing students list
- Solution: Best students list
- Solution: Functional Quick Sort
- Solution: Powerset
- Solution: All possible partitions of a set
- Solution: Understanding sequences
- Solution: HTML table DSL
- Solution: Creating user table row
- Solution: Using scope functions
- Solution: orThrow
- Solution: Logger
- Solution: UserService
- Solution: Factorial sequence
- Solution: Prime numbers sequence
- Solution: Callback function wrappers
- Solution: Continuation storage
- Solution: What is stored by a continuation?
- Solution: UserDetailsRepository
- Solution: BestStudentUseCase
- Solution: CommentService
- Solution: mapAsync
- Solution: Understanding context propagation
- Solution: CounterContext
- Solution: Using dispatchers
- Solution: DiscNewsRepository
- Solution: Experiments with dispatchers
- Solution: Correct mistakes with cancellation
- Solution: NotificationSender
- Solution: BaseViewModel
- Solution: UserDownloader
- Solution: CompanyDetailsRepository
- Solution: CancellingRefresher
- Solution: TokenRepository
- Solution: Suspended lazy
- Solution: mapAsync with concurrency limit
- Solution: Test UserDetailsRepository
- Solution: Testing mapAsync
- Solution: Testing the NotificationSender class
- Solution: UserRefresher
- Solution: Cafeteria simulation
- Solution: raceOf
- Solution: Flow utils
- Solution: All users flow
- Solution: distinct
- Solution: TemperatureService
- Solution: NewsViewModel
- Solution: ProductService
- Solution: Flow Kata
- Solution: MessageService
- Solution: Update ProductService
- Solution: Update TemperatureService
- Solution: LocationService
- Solution: PriceService
- Solution: NewsViewModel using stateIn
- Solution: Usage of generic types
- Solution: Generic Response
- Solution: Generic Consumer
- Solution: ApplicationScope
- Solution: Lateinit delegate
- Solution: Blog Post Properties
- Solution: Mutable lazy delegate
- Solution: Coroutine time measurement
- Solution: Adjust Kotlin for Java usage
- Solution: Multiplatform LocalDateTime
- Solution: Migrating a Kotlin/JVM project to KMP
- Solution: Function caller
- Solution: Object serialization to JSON
- Solution: Object serialization to XML
- Solution: DSL-based dependency injection library
- Solution: Mocking library
- Solution: Annotation Processing execution measurement wrapper
- Solution: KSP execution measurement wrapper
- Solution: A mutability problem
- Solution: Flow with history
- Solution: Correct InMemoryUserRepository
- Solution: Chunking a flow
- Solution: Specify expectations
- Solution: Make DeckConnector comparable
- Solution: Correct EventListenerRegistry
- Solution: Market data processing optimization
- Solution: Crime analysis
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