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CodeSignal

Applying Clean Code Principles in Ruby

via CodeSignal

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Overview

Apply essential clean code principles, such as DRY, KISS, Law of Demeter, and SOLID. This course helps reinforce best practices through practical implementation and real-world examples in Ruby.

Syllabus

  • Unit 1: Applying Clean Code Principles with Ruby: Embracing the DRY Principle
    • Applying DRY: Refactoring Code to Extract Methods
    • Variable Extraction and PI Centralization Task
    • Replace Temporary Variables with Query Methods in Ruby
  • Unit 2: Applying Clean Code Principles with Ruby: Embracing the KISS Principle
    • Applying the KISS Principle to Simplify Code
    • Refactoring Leap Year Logic Using KISS Principle
    • Simplifying Palindrome Checker Using the KISS Principle
  • Unit 3: Applying Clean Code Principles with Ruby: Understanding the Law of Demeter
    • Refactoring for the Law of Demeter in Ruby
    • Refactoring for Law of Demeter Compliance
  • Unit 4: Applying Clean Code Principles with Ruby: Understanding the SOLID Principles
    • Refactoring for Single Responsibility Principle in Ruby
    • Redesigning Code for Open/Closed Principle in Ruby
    • Implementing Interface Segregation Principle in Ruby
    • Implementing Dependency Inversion Principle in a Printer System

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