Topic: refactoring

• Refactoring in small, verified steps

  Refactoring changes structure without changing behaviour; doing it in tiny steps with tests green between steps, and separating refactoring commits from behaviour changes, keeps it safe and reviewable.

  methodology · en · unreviewed

• Recognising code smells before refactoring

  Code smells are surface symptoms (long methods, large classes, feature envy, shotgun surgery, primitive obsession) that suggest a deeper design problem; naming them gives a vocabulary for review and a trigger for refactoring.

  article · en · unreviewed

• Replacing a legacy system with the strangler fig pattern

  Instead of a big-bang rewrite, route individual capabilities through a facade to a new implementation one at a time, until the old system carries no traffic and can be removed.

  methodology · en · unreviewed

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