Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Debugger Driven Development with Pry
Search
Joel Turnbull
April 24, 2014
Technology
2
380
Debugger Driven Development with Pry
Joel Turnbull
April 24, 2014
Tweet
Share
More Decks by Joel Turnbull
See All by Joel Turnbull
9 Lessons Web Designers Can Learn from Painting Portraits
joelturnbull
0
67
Other Decks in Technology
See All in Technology
Terraformで構築する セルフサービス型データプラットフォーム / terraform-self-service-data-platform
pei0804
1
190
EncryptedSharedPreferences が deprecated になっちゃった!どうしよう! / Oh no! EncryptedSharedPreferences has been deprecated! What should I do?
yanzm
0
480
Codeful Serverless / 一人運用でもやり抜く力
_kensh
7
450
Generative AI Japan 第一回生成AI実践研究会「AI駆動開発の現在地──ブレイクスルーの鍵を握るのはデータ領域」
shisyu_gaku
0
320
react-callを使ってダイヤログをいろんなとこで再利用しよう!
shinaps
2
260
今日から始めるAWSセキュリティ対策 3ステップでわかる実践ガイド
yoshidatakeshi1994
0
110
KotlinConf 2025_イベントレポート
sony
1
140
Autonomous Database - Dedicated 技術詳細 / adb-d_technical_detail_jp
oracle4engineer
PRO
4
10k
2025/09/16 仕様駆動開発とAI-DLCが導くAI駆動開発の新フェーズ
masahiro_okamura
0
110
Oracle Base Database Service 技術詳細
oracle4engineer
PRO
10
75k
Modern Linux
oracle4engineer
PRO
0
160
これでもう迷わない!Jetpack Composeの書き方実践ガイド
zozotech
PRO
0
1.1k
Featured
See All Featured
Understanding Cognitive Biases in Performance Measurement
bluesmoon
29
1.9k
A designer walks into a library…
pauljervisheath
207
24k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Making Projects Easy
brettharned
117
6.4k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
48
9.7k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
4k
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
234
17k
Practical Orchestrator
shlominoach
190
11k
Fashionably flexible responsive web design (full day workshop)
malarkey
407
66k
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.1k
The World Runs on Bad Software
bkeepers
PRO
70
11k
How To Stay Up To Date on Web Technology
chriscoyier
790
250k
Transcript
@JoelTurnbull DEBUGGER DRIVEN DEVELOPMENT with PRY
@JoelTurnbull DEBUGGER DRIVEN DEVELOPMENT with PRY
DEBUGGER DRIVEN DEVELOPMENT with PRY
+ DEBUGGERS =
None
None
None
None
FIX SOFTWARE
BUILD SOFTWARE
None
None
None
DEBUGGER DRIVEN DEVELOPMENT with PRY
REPL DRIVEN DEVELOPMENT with PRY
None
IRB Pry
IRB Pry
RUNTIME IRB Pry
RUNTIME IRB Pry
None
Pry vs. IRB
Syntax Highlighting Tab Completion Pry vs. IRB
Enhanced Introspection ! Pry vs. IRB
None
None
None
None
DRTFM
None
Enhanced Introspection ! Pry vs. IRB
Enhanced Introspection Extendability through Plugins Pry vs. IRB
Enhanced Introspection Extendability through Plugins Pry vs. IRB
binding.pry pry-debugger pry-rescue pry-stack_explorer Pry Tools
cd-cause play edit copy-history try-again pry-rescue pry pry pry-clipboard pry-rescue
Pry Commands
None
RUNTIME DEVELOPER CONSOLE
INTROSPECTIVE DYNAMIC REFLECTIVE
RUNTIME DEVELOPER CONSOLE
WORKFLOW PROBLEMS
WORKFLOW PROBLEMS implicit context switching !
WORKFLOW PROBLEMS implicit context switching guesswork
None
WORKFLOW PROBLEMS implicit context switching guesswork backwards
None
None
WORKFLOW PROBLEMS implicit context switching guesswork backwards
WORKFLOW SOLUTIONS introspection / docs / src runtime smart editing
None
RUNTIME DEVELOPMENT
RUNTIME DEV RECAP building not fixing validating before codifying exploring
and informing no reloading
TDD with PRY
♥ Failure
♥ Failure {Debugger}
TDD with PRY
None
None
None
None
None
None
None
None
None
None
None
None
Enhanced Introspection Extendability through Plugins Pry vs. IRB
pry-define-it https://github.com/joelturnbull/pry-define-it
pry-define-it https://github.com/joelturnbull/pry-define-it
CONCLUSION
♥ RUNTIME
DRTFM
None
FIX SOFTWARE
FIX SOFTWARE {Debugger}
BUILD SOFTWARE
BUILD SOFTWARE {Debugger}
None
@JoelTurnbull DEBUGGER DRIVEN DEVELOPMENT with PRY