Code refactoring: Meaning, benefits and best practices

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Why do programmers regularly rewrite other people’s ready-made code without adding new functions? It is all about refactoring. Refactoring is like putting things in order at your workplace. By Nuradil Alymkulov.

The most commonly used definition of clean code is that it is easy to understand and change. Code is never written just once and forgotten. Having the code to work on efficiently is very important to anyone who uses it. The article then dives into:

  • What is meant by code refactoring
  • Why is it important
  • What are the benefits of code refactoring
  • When to refactor code
  • What aspects of the code is refactoring aimed at
  • How do you refactor code
    • Red-green-refactor
    • Refactoring by abstraction
    • Composing method
    • Simplifying method
    • Moving features between objects
    • Extract method
  • What about refactoring legacy code

One of the main advantages of refactoring in legacy code is that it can be done on any software architecture. It allows developers to focus on improving the quality of the code without the need for unnecessary downtime. Nice one!

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Tags code-refactoring how-to app-development web-development oop