All refactorings are useful, but Extract Method, Rename Variable/Method/Class, and Extract Variable will have the biggest impact on your code. I have many good memories of attending the annual Borland ...

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For most developers, maintaining and refactoring legacy code is all in a day’s work. But what about when the code was written by AI? Generative AI is no longer a novelty in the software development ...

I usually try to follow the advice of the book Working Effectively with Legacy Code. I break dependencies, move parts of the code to @VisibleForTesting public static methods and to new classes to make ...