<ul><li>Code refactoring is a process of restructuring and improving existing computer code without affecting its output.</li><li>It focuses on enhancing non-functional attributes like readability, maintainability, and scalability.</li><li>Refactoring is crucial for software development, akin to spring cleaning for code quality.</li><li>Key benefits include improved readability, reduced complexity, easier maintenance, and better performance.</li><li>Knowing when to refactor is as important as knowing how; situations include adding new features and fixing bugs.</li><li>Common code smells indicating the need for refactoring include duplicated code and long methods.</li><li>Popular refactoring techniques include renaming variables, extracting methods, and replacing magic numbers with constants.</li><li>Tools like PyCharm, ESLint, and SonarQube assist in automating and analyzing code refactoring.</li><li>A code refactoring example in Python demonstrates the process of improving code cleanliness and reusability.</li><li>Best practices for code refactoring include writing tests first, making small incremental changes, and keeping behavior the same.</li></ul>

Code Refactoring

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