Learn how to transform messy, hard-to-maintain JavaScript code into clean, readable, and professional-quality code that scales. In this course from @tapasadhikary you’ll understand what Code Smell is, why it matters, and how to refactor step-by-step using proven clean code principles, real examples, and modern tooling like ESLint + Prettier.
⭐️ Important Links ⭐️
- Source Code and Tasks: https://github.com/tapascript/code-smell-to-clean-code
- Prettier: https://prettier.io/docs/
- ESLint: https://eslint.org/docs/latest/use/getting-started
- Clean Code Book: Search Clean Code Book by Robert C Martin
- Martin Fowler Blog: https://martinfowler.com/bliki/CodeSmell.html
- Clean Code Cheatsheet: https://www.tapascript.io/books/js-clean-code
- Join Tapas' Discord: https://discord.gg/ux9BchWEW3
? Join free courses by @tapasadhikary:
✅ Start 40 Days of JavaScript Course: https://www.youtube.com/playlist?list=PLIJrr73KDmRw2Fwwjt6cPC_tk5vcSICCu
✅ Start 15 Days of React Design Patterns Course: https://www.youtube.com/playlist?list=PLIJrr73KDmRyQVT__uFZvaVfWPdfyMFHC
❤️ Support for this channel comes from our friends at Scrimba – the coding platform that's reinvented interactive learning: https://scrimba.com/freecodecamp
⭐️ Contents ⭐️
- 0:00:00 Intro
- 0:01:34 Agenda
- 0:03:55 Why Clean Code Matters?
- 0:04:58 Learning Objectives
- 0:06:38 SDLC & Coding Phase
- 0:09:02 What is Code Smell?
- 0:13:01 Why Code Smell is Bad?
- 0:16:20 What is Clean Code?
- 0:17:59 How to Detect Code Smells?
- 0:21:36 Common Code Smells
- 0:24:03 Formatting & Readability
- 0:27:03 Naming & Structure
- 0:29:29 Code Complexity
- 0:31:42 Logic & Maintainability
- 0:33:19 Design & Architecture
- 0:34:27 Error Handling & Resilience
- 0:34:56 Performance & Efficiency
- 0:36:32 Refactoring
- 0:49:57 Tools
- 0:59:20 Best Practices
- 1:00:41 Further Resources
- 1:01:46 Tasks & Ending
? Thanks to our Champion and Sponsor supporters:
? Drake Milly
? Ulises Moralez
? Goddard Tan
? David MG
? Matthew Springman
? Claudio
? Oscar R.
? jedi-or-sith
? Nattira Maneerat
? Justin Hual
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