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

Refactor Legacy Code

Avatar for David Tanzer David Tanzer
January 30, 2017
Technology
100
0

Refactor Legacy Code

A refactoring Kata I facilitated at the Coding Dojo Vienna

Avatar for David Tanzer

David Tanzer

January 30, 2017

More Decks by David Tanzer

See All by David Tanzer
Reversible Decisions for Better Software Design (VoxxedDays Zürich)
Avatar for David Tanzer dtanzer
0
100
Grown Organically - Develop Software and Bonsai
Avatar for David Tanzer dtanzer
0
64
Wachsen und Gedeihen: Bonsai und Software
Avatar for David Tanzer dtanzer
0
81
Contract Testing with Pact
Avatar for David Tanzer dtanzer
0
140
to-mock-or-not-to-mock.pdf
Avatar for David Tanzer dtanzer
0
200
Slow Down to Move Faster (German)
Avatar for David Tanzer dtanzer
0
160
Electron - How and Why
Avatar for David Tanzer dtanzer
0
220
Agilität ist Unintuitiv
Avatar for David Tanzer dtanzer
0
140
Agilität und Innovation
Avatar for David Tanzer dtanzer
0
190

Other Decks in Technology

See All in Technology
カードゲーム作りが教えてくれた プロダクトオーナーシップ
Avatar for Sammy(MoritaMasami) moritamasami
0
110
マルチアカウント環境でSecurity Hubの運用、その後どうなった？ / SRE NEXT 2026 miniLT会
Avatar for GENDA genda
0
100
【Claude Code】鹿野さんに聞く 私の推しの並行開発環境 大公開 / claude-code-parallel-2026-07-15
Avatar for tonkotsuboy_com tonkotsuboy_com
12
8.7k
AIコード生成×サプライチェーン攻撃 — PHPが直面する“二重の信頼問題
Avatar for Shinya Saita shinyasaita
0
200
Genie Ontologyは銀の弾丸かを考える / Is Genie Ontology a Silver Bullet?
Avatar for NTT docomo Business nttcom
0
400
Kaggleで成長するために意識したこと
Avatar for Chikuwabu prgckwb
2
410
個人開発で育てる「大規模設計の苗床」 - AI時代の1人開発から始める業務への知識接続 / The Seedbed for Large-Scale Design - From AI-Era Solo Projects to Professional Knowledge
Avatar for 株式会社ビットキー / Bitkey Inc. bitkey
PRO
1
280
生成AI×AWS CDK×AWS FISで"振り返れる"ミニGameDayをつくろう
Avatar for yoshimi0227 yoshimi0227
1
400
Oracle Base Database Service 技術詳細
Avatar for oracle4engineer oracle4engineer
PRO
15
110k
Amazon EVS で VCF 9.0 / 9.1 のサポート開始まとめ
Avatar for mtoyoda mtoyoda
0
310
Empower GenAI with Agile - あなたのアジャイルが生成AIのバフになる仕組み
Avatar for Hiroyuki Ito (TheHiro) hageyahhoo
1
210
知らん間に、回ってる
Avatar for ming ming_ayami
0
720

Featured

See All Featured
How to build a perfect <img>
Avatar for Jono Alderson jonoalderson
1
5.8k
Code Review Best Practice
Avatar for Trisha Gee trishagee
74
20k
Designing for humans not robots
Avatar for Tammie Lister tammielis
254
26k
Making Projects Easy
Avatar for Brett Harned brettharned
120
6.7k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
Avatar for Sam Stephenson sstephenson
162
16k
Data-driven link building: lessons from a $708K investment (BrightonSEO talk)
Avatar for Szymon Słowik szymonslowik
1
1.2k
The Curse of the Amulet
Avatar for Matthew Lei leimatthew05
2
13k
How to Think Like a Performance Engineer
Avatar for Harry Roberts csswizardry
28
2.7k
Improving Core Web Vitals using Speculation Rules API
Avatar for Sergey Chernyshev sergeychernyshev
21
1.5k
The Curious Case for Waylosing
Avatar for Cassini Nazir cassininazir
1
430
A Tale of Four Properties
Avatar for Chris Coyier chriscoyier
163
24k
SEO for Brand Visibility & Recognition
Avatar for Aleyda Solis aleyda
0
4.6k

Transcript

  1. http://www.davidtanzer.net Let’s Refactor s o m e l e g

    a c y c o d e !

  2. http://www.davidtanzer.net http://socrates-conference.at

  3. http://www.davidtanzer.net F o r k m e o n G

    i t H u b : https://github.com/dtanzer/babystepstimer

  4. http://www.davidtanzer.net Beware: v e r y b a d c

    o d e !

  5. http://www.davidtanzer.net Legacy Code ?

  6. http://www.davidtanzer.net Legacy Code Code Without Tests Mike Feathers

  7. http://www.davidtanzer.net Legacy Code Code that… • Is valuable • We

    are afraid to change J.B. Rainsberger

  8. http://www.davidtanzer.net Exercise...

  9. http://www.davidtanzer.net g i t r e s e t -

    - h a r d

  10. http://www.davidtanzer.net Want more 2-Day React / Redux Training TDD /

    Clean Code Training → Ask Me ;) ?

  11. http://www.davidtanzer.net David Tanzer • Craftsperson • Player Coach • Team

    Coach • Quality Obsessed @dtanzer [email protected]

  12. http://www.davidtanzer.net private String getCurrentHtml() throws ... { BabystepsTimer.timerPane.getText(); } Private

    void clickOn(String link) { BabystepsTimer.timerPane .getHyperlinkListeners()[0] .hyperlinkUpdate(...); }