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

Debugging with Pry

Sponsored · Your Podcast. Everywhere. Effortlessly. Share. Educate. Inspire. Entertain. You do you. We'll handle the rest. →
Avatar for Conrad Irwin Conrad Irwin
July 25, 2013
140
0

Debugging with Pry

Slides from Debugging with Pry at Lumos Labs.

Avatar for Conrad Irwin

Conrad Irwin

July 25, 2013

More Decks by Conrad Irwin

See All by Conrad Irwin
Go for Rubyists
Avatar for Conrad Irwin conradirwin
2
300
REPL Driven Development with Pry!
Avatar for Conrad Irwin conradirwin
5
1.6k
MongoDB — confessions of a PostgreSQL lover
Avatar for Conrad Irwin conradirwin
3
4k
Debuggable Code
Avatar for Conrad Irwin conradirwin
1
290
Pry — the good parts!
Avatar for Conrad Irwin conradirwin
25
1.7k
Efficient debugging with Pry
Avatar for Conrad Irwin conradirwin
2
400

Featured

See All Featured
The Cult of Friendly URLs
Avatar for Andy Hume andyhume
79
6.9k
Designing for humans not robots
Avatar for Tammie Lister tammielis
254
26k
Marketing to machines
Avatar for Jono Alderson jonoalderson
1
5.2k
世界の人気アプリ100個を分析して見えたペイウォール設計の心得
Avatar for Akihiro Kokubo akihiro_kokubo
PRO
70
39k
The agentic SEO stack - context over prompts
Avatar for schlessera schlessera
0
770
Testing 201, or: Great Expectations
Avatar for Joseph Mastey jmmastey
46
8.1k
Color Theory Basics | Prateek | Gurzu
Avatar for Gurzu gurzu
0
310
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
Avatar for Marc Duiker marcduiker
35
2.4k
職位にかかわらず全員がリーダーシップを発揮するチーム作り / Building a team where everyone can demonstrate leadership regardless of position
Avatar for MADOX madoxten
62
54k
Agile that works and the tools we love
Avatar for Rasmus Luckow-Nielsen rasmusluckow
331
21k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
Avatar for mongodb mongodb
49
9.9k
Believing is Seeing
Avatar for Spiro Bolos oripsolob
1
120

Transcript

  1. None

  2. From http://www.codeodor.com/images/frustrated.jpg

  3. “Beware of bugs in the above code; I have only

    proved it correct, not tried it.” — Donald Knuth

  4. From http://thecollaboratory.wikidot.com/2013-philosophy-of-thought-logic

  5. None
  6. None
  7. None

  8. Use binding.pry Easier to write. Easier to read. Can explore

    interactively. Can fix things interactively.

  9. Use binding.pry whereami $ (aka. show-source) ls edit

  10. Use binding.pry cd ? (aka. show-doc) up (and down) try-again

    (with rescue rails server) help

  11. Debugging is fun 49.9% of your time is spent debugging.

    Optimize that. Pry can help.

  12. Questions? @ConradIrwin