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CodeSignal

Clean Code with Multiple Classes

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Overview

Explore principles for maintaining clean code with multiple classes. Learn about class collaboration, interfacing, abstract classes, managing dependencies, practicing polymorphism, and handling exceptions across classes in Kotlin.

Syllabus

  • Unit 1: Clean Code with Kotlin: Addressing Class Interaction Smells
    • Refactoring Feature Envy in Kotlin Classes
    • Breaking Message Chains in Kotlin
    • Refactor to Eliminate the Middle Man in Class Collaboration
  • Unit 2: Clean Code with Multiple Classes Using Interfaces and Abstract Classes in Kotlin
    • Refactor Payment System with Interfaces in Kotlin
    • Refactor Payment Processing with Interfaces
    • Refactoring with Abstract Classes in Kotlin
  • Unit 3: Dependency Management in Kotlin
    • Decoupling with Interfaces in Kotlin
    • Refactor Class Dependencies with Interfaces in Kotlin
    • Applying Factory Pattern in Kotlin
  • Unit 4: Polymorphism in Kotlin: Enhancing Code Flexibility and Maintainability
    • Refactor Vehicle Startup with Polymorphism in Kotlin
    • Refactoring Animal Behaviors with Polymorphism in Kotlin
  • Unit 5: Introduction to Exception Handling in Kotlin
    • Enhancing Exception Handling in Kotlin Banking Application
    • Enhancing Exception Clarity in Kotlin Order Processing System

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