Refactoring Legacy Code: Practical Strategies for Cleaner Projects

Breathe New Life into Old Code Without Breaking EverythingLegacy code doesn't have to be a nightmare. Refactoring Legacy Code gives you a practical roadmap to untangle messy codebases, reduce technical debt, and make your applications maintainable-without rewriting from scratch.Perfect for developers, tech leads, and software architects, this book breaks down real-world strategies for understanding, testing, and improving old code-so you can ship faster, reduce bugs, and boost confidence in every release.Inside You'll Learn: Proven techniques to safely refactor without introducing new bugsIdentifying "code smells" and patterns that need attentionHow to write unit tests for untestable legacy codeIsolating and improving critical modulesRefactoring with confidence using version control and CI/CDDependency breaking techniques (seams, adapters, and more)Legacy system modernization strategiesStep-by-step examples in common programming languagesIncremental refactoring in high-pressure, fast-moving teamsHow to gain stakeholder buy-in for refactoring effortsStop dreading legacy systems. Start fixing them with clarity, structure, and success.Clean code is a choice. Make it one line at a time.

• | Author: Booker Blunt
• | Publisher: Independently Published
• | Publication Date: Jun 30, 2025
• | Number of Pages: 00250 pages
• | Binding: Paperback or Softback
• | ISBN-10: NA
• | ISBN-13: 9798290335230