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Refactoring and stuff

Samuel Goodwin
March 09, 2012
Programming
1
3k

Refactoring and stuff

My first talk as presented to the NYC Cocoaheads group.

Samuel Goodwin

March 09, 2012
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Transcript

  1. Samuel Goodwin @samuelgoodwin Refactoring and Stuff

  2. What is refactoring? • Changing code without changing code behavior.

  3. Why refactor? • Code is for humans • Nobody's perfect

    • Requirements change

  4. When to refactor? • When it smells • When code

    becomes too rigid • Maybe not before deadlines • Sometimes not at all ( nuke and pave! )

  5. How to refactor? • Step 0: Use version control!

  6. Objc_dep ( github.com/nst/objc_dep )

  7. Delete

  8. MVC Ideally...

  9. What to aim for? • Single responsibility principle • Open/closed

    principle • Liskov Substitution principle • Interface segregation principle • Dependency inversion principle

  10. • Coding Guidelines for Cocoa • Concepts in Objective-C Programming

    • Cocoa Fundamentals Guide From the guys who brought you Cocoa: