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

Refactoring and stuff

Avatar for Samuel Goodwin Samuel Goodwin
March 09, 2012
Programming
3.1k
1

Refactoring and stuff

My first talk as presented to the NYC Cocoaheads group.

Avatar for Samuel Goodwin

Samuel Goodwin

March 09, 2012

Other Decks in Programming

See All in Programming
TypeScript+Orvalで実現する型安全かつ堅牢でスケーラブルなマルチチャネル通知基盤 / TSKaigi Night talks ~after conference~
Avatar for doriven d0riven
0
390
Skillsは効率化、Agentsは"自分の拡張"——Builder時代のエージェント編成（CC Night 2026）
Avatar for Hiroki Uemura wemra
1
200
Webフレームワークの ベンチマークについて
Avatar for Yusuke Wada yusukebe
0
200
地域 SRE コミュニティ最前線 - ホンマでっかSRE勉強会
Avatar for tk3fftk tk3fftk
0
200
Embedded SREと共に達成した会員管理システムのAWS移行 - SRE NEXT 2026 ランチスポンサーセッション
Avatar for ニフティ株式会社 niftycorp
PRO
0
2k
Welcome to the "Parametricity" 🏙️ − Generic だけど Specific な世界 −
Avatar for TAKASE Kazuyuki guvalif
PRO
1
140
Snowflake Summitでの新機能 CoCo / CoWork / snowflake-summit-2026-overall-what-new-coco
Avatar for Tatsuhiro tatsuhiro
1
220
AI 輔助遺留系統現代化的經驗分享
Avatar for James Wang jame2408
1
1.2k
関数型プログラミングのメリットって何だろう？
Avatar for わんこ(Wanko_IT) wanko_it
0
150
なぜ関数型プログラミングで「型」と「証明」が語られるのか #fp_matsuri
Avatar for Takuma Kajikawa kajitack
3
730
コーディングルールの鮮度を保ちたい for SRE NEXT 2026 / keep-fresh-go-internal-conventions-sre-next-2026
Avatar for NAGATA Hiroaki handlename
0
130
スマートグラスで並列バイブコーディング
Avatar for Hayami Shuhei hyshu
0
280

Featured

See All Featured
[RailsConf 2023 Opening Keynote] The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
31
10k
Collaborative Software Design: How to facilitate domain modelling decisions
Avatar for Kenny Baas-Schwegler baasie
1
260
Self-Hosted WebAssembly Runtime for Runtime-Neutral Checkpoint/Restore in Edge–Cloud Continuum
Avatar for Yuki Nakata chikuwait chikuwait
0
640
Heart Work Chapter 1 - Part 1
Avatar for Lake Fama lfama
PRO
8
36k
Navigating the Design Leadership Dip - Product Design Week Design Leaders+ Conference 2024
Avatar for Andy Polaine apolaine
1
370
The Cost Of JavaScript in 2023
Avatar for Addy Osmani addyosmani
55
10k
Understanding Cognitive Biases in Performance Measurement
Avatar for Philip Tellis bluesmoon
32
3k
Bootstrapping a Software Product
Avatar for Garrett Dimon garrettdimon
PRO
307
120k
Measuring & Analyzing Core Web Vitals
Avatar for Philip Tellis bluesmoon
9
880
Agile Leadership in an Agile Organization
Avatar for Dr. Kim W Petersen kimpetersen
PRO
0
180
Designing Powerful Visuals for Engaging Learning
Avatar for Mike Taylor tmiket
1
440
Agile Actions for Facilitating Distributed Teams - ADO2019
Avatar for Mark Kilby mkilby
0
220

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: