As a code base ages, new code is added, and the existing code is modified to meet the business requirements. This can often have a negative impact on the design and structure of the code. Developers may fear working with such code as it is difficult to understand, modify, or extend. As a developer, you can take redundancy and complexity out of your code, by refactoring it. Refactoring is the process of improving your source code without creating any new functionality. It helps you keep your code SOLID, DRY, and easy to maintain. Even though clean code bases and code refactoring is crucial (