Course 6
Object-Oriented Programming & Clean Code
“Write code other engineers love to work with: objects and classes, clean design, testing and refactoring, the habits big tech checks in code review.”
Lessons
Start the course →0 of 6 lessons done
- Classes & Objects in JavaScriptModel real things with classes, the backbone of most large codebases. · 10 min
- Encapsulation: Protecting Your DataHide internals behind a clear interface so nobody can put an object into a broken state. · 10 min
- Inheritance vs CompositionShare behavior the flexible way. One of the most-asked OOP design questions. · 11 min
- SOLID Principles in Plain EnglishFive design rules that keep code easy to change, with a hands-on refactor. · 12 min
- Clean Code & RefactoringTurn messy code into readable code without changing what it does, protected by tests. · 12 min
- Unit Testing & Test-Driven DevelopmentWrite tests first, then make them pass. The habit that makes you trustworthy on a team. · 12 min
- Design patterns you'll actually useComing soon ✏️
- Code review like a senior engineerComing soon ✏️