Resource Links:
- An Agile Approach to a Legacy System
- Changing Legacy Code Safely
- Changing untested code, without breaking it
- Characterization Testing
- Cleaning Code – Tools and Techniques for Legacy Restoration Projects
- Code Retreat
- Demystifying the Dependency Inversion Principle
- Getting into a large codebase
- How To Do Large Scale Refactoring
- Leapfrogging Online Payments & Burying Tech Debt
- Legacy Application Strangulation : Case Studies
- Legacy Code Rocks (entire blog)
- Migrating legacy applications – 7 points for doing it the agile way
- Monolith to Microservices Using the Strangler Pattern
- Pragmatic Techniques for Maintaining a Legacy Application
- Refactoring Legacy Applications: A Case Study
- Refactoring Legacy Code
- Safely restructure your codebase with Dependency Graphs
- Seventeen Secrets of the Great Legacy Makeover Masters
- StranglerFigApplication
- Strangler Pattern: How to Deal With Legacy Code During the Container Revolution
- The Strangler pattern in practice
- Strategies for Effectively Managing Legacy Systems
- The Pain of Implicit Dependencies
- What your tests don’t need to know will hurt you
LEGACY CODE AND SYSTEMS BOOKS
- Beyond Legacy Code: Nine Practices to Extend the Life (and Value) of Your Software – David Scott Bernstein
- The Mikado Method – Daniel Brolund, Ola Ellnestam
- Working Effectively with Legacy Code – Michael Feathers
