Clean code rules

Introduction

Why clean code is important:

• Unmanageable code increases the technical debt in project, which can be visualised with this simple infographic:

Rules

• Error handling
  • Exceptions
  • Do not return null
  • Do not pass null
    
• Avoid output arguments and modifying arguments of function
• Don't comment out code

See also

• Clean code cheat-sheet
• https://medium.com/@webprolific/my-takeaways-from-clean-code-a70ca8382884
• https://blog.knoldus.com/clean-code-robert-c-martins-way/4