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Refactoring Legacy Code: Practical Strategies for Cleaner Projects
Paperback
Publisher: Independently Published
Published: Jun 30 2025
Pages: 250
Weight: 0.75
Height: 0.53 Width: 6.00 Depth: 9.00
Language: English
Breathe New Life into Old Code Without Breaking Everything
Legacy 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 bugs
Identifying code smells and patterns that need attention
How to write unit tests for untestable legacy code
Isolating and improving critical modules
Refactoring with confidence using version control and CI/CD
Dependency breaking techniques (seams, adapters, and more)
Legacy system modernization strategies
Step-by-step examples in common programming languages
Incremental refactoring in high-pressure, fast-moving teams
How to gain stakeholder buy-in for refactoring efforts
Stop dreading legacy systems. Start fixing them with clarity, structure, and success.
Clean code is a choice. Make it one line at a time.
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