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CodeSignal

Clean Code with Multiple Classes in Ruby

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Overview

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

Syllabus

  • Unit 1: Clean Code with Multiple Classes in Ruby
    • Refactoring Feature Envy in Ruby Classes
    • Refactoring Message Chains in Ruby
    • Middle Man Code Smell Refactoring Task
  • Unit 2: Avoiding Common Design Pitfalls in Object-Oriented Programming
    • Refactoring a Class to Avoid Fluent Interfaces
    • Refactor Inheritance to Composition in Employee Tax Data
  • Unit 3: Dependency Management between Classes in Ruby
    • Dependency Injection in Ruby Classes
    • Implementing the Factory Pattern in Ruby
  • Unit 4: Introduction to Exception Handling in Ruby
    • Exception Handling in Banking Transactions via Custom Exceptions
    • Refactoring Library System with Exception Handling in Ruby

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