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CodeSignal

Applying Clean Code Principles

via CodeSignal

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Overview

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

Syllabus

  • Unit 1: Applying Clean Code Principles: Understanding DRY in TypeScript
    • Extracting Methods to Eliminate Duplication in TypeScript
    • Applying DRY Principle with Constant Extraction in TypeScript
    • Replace Temp with Query Refactoring Task
  • Unit 2: Applying the KISS Principle in TypeScript
    • Simplifying Order Cost Calculation Using KISS Principle
    • Simplifying Leap Year Logic
    • Simplifying Palindrome Checker with KISS Principle
  • Unit 3: Applying Clean Code Principles: The Law of Demeter in TypeScript
    • Refactoring Object Interactions with the Law of Demeter
    • Refactoring Delivery System to Follow Law of Demeter
  • Unit 4: Applying SOLID Principles in TypeScript
    • Refactoring for Single Responsibility Principle in Typescript
    • Refactor for Open Closed Principle Compliance
    • Implementing Interface Segregation Principle in TypeScript
    • Implementing Dependency Inversion Principle in Printer System

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