Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Refactoring and stuff

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Samuel Goodwin Samuel Goodwin
March 09, 2012
Programming
1
3k

Refactoring and stuff

My first talk as presented to the NYC Cocoaheads group.

Avatar for Samuel Goodwin

Samuel Goodwin

March 09, 2012
Tweet

Other Decks in Programming

See All in Programming
車輪の再発明をしよう！PHP で実装して学ぶ、Web サーバーの仕組みと HTTP の正体
Avatar for H1R0 h1r0
2
440
野球解説AI Agentを開発してみた - 2026/02/27 LayerX社内LT会資料
Avatar for Shinichi Nakagawa shinyorke
PRO
0
370
How to stabilize UI tests using XCTest
Avatar for Akio Itaya akkeylab
0
140
それはエンジニアリングの糧である：AI開発のためにAIのOSSを開発する現場より / It serves as fuel for engineering: insights from the field of developing open-source AI for AI development.
Avatar for nrs nrslib
1
640
Agentic AI: Evolution oder Revolution
Avatar for Lars Roewekamp mobilelarson
PRO
0
210
OTP を自動で入力する裏技
Avatar for Megabits_mzq megabitsenmzq
0
130
ネイティブアプリとWebフロントエンドのAPI通信ラッパーにおける共通化の勘所
Avatar for Suguru Ohki suguruooki
0
210
Coding at the Speed of Thought: The New Era of Symfony Docker
Avatar for Kévin Dunglas dunglas
0
2.9k
Nuxt Server Components
Avatar for wattanx wattanx
0
160
The free-lunch guide to idea circularity
Avatar for Holly Cummins hollycummins
0
380
Codex CLIのSubagentsによる並列API実装 / Parallel API Implementation with Codex CLI Subagents
Avatar for 冨澤宝斗 takatty
2
690
Cyrius ーLinux非依存にコンテナをネイティブ実行する専用OSー
Avatar for n4mlz n4mlz
0
260

Featured

See All Featured
The Director’s Chair: Orchestrating AI for Truly Effective Learning
Avatar for Mike Taylor tmiket
1
140
The Mindset for Success: Future Career Progression
Avatar for Greg Gifford greggifford
PRO
0
290
brightonSEO & MeasureFest 2025 - Christian Goodrich - Winning strategies for Black Friday CRO & PPC
Avatar for Christian Goodrich cargoodrich
3
130
The Psychology of Web Performance [Beyond Tellerrand 2023]
Avatar for Tammy Everts tammyeverts
49
3.3k
SERP Conf. Vienna - Web Accessibility: Optimizing for Inclusivity and SEO
Avatar for Sara Fernández Carmona sarafernandez
2
1.4k
RailsConf 2023
Avatar for Aaron Patterson tenderlove
30
1.4k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
Avatar for Tammy Everts tammyeverts
55
3.3k
VelocityConf: Rendering Performance Case Studies
Avatar for Addy Osmani addyosmani
333
24k
Pawsitive SEO: Lessons from My Dog (and Many Mistakes) on Thriving as a Consultant in the Age of AI
Avatar for David Carrasco davidcarrasco
0
93
Designing for Performance
Avatar for Lara Hogan lara
611
70k
Fantastic passwords and where to find them - at NoRuKo
Avatar for Phil Nash philnash
52
3.6k
The untapped power of vector embeddings
Avatar for Frank van Dijk frankvandijk
2
1.6k

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: