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Coding Dojo: an environment for learning and sharing Agile practices
Danilo Sato, Hugo Corbucci, Mariana Bravo
Agile 2008 – Toronto - Canada
6th Aug 2008
© ThoughtWorks 2008
• Met Paris Dojo/Brighton Dojo @ XP2007• Since then:
– Dojo @ University of São Paulo– Dojo @ FISL– Dojo @ Campus Party– Ruby Tuesdays @ ThoughtWorks– Dojo @ Grenoble
Who are we?
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Coding Dojo
Background
Principles
Rules
Formats
Dojo@SP
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• Code Kata– Programming exercise– Throwaway code
• Coding Dojo– Solving a Kata in a
group– Learning together
Background
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• Continuous Learning• Safe Environment:
– Non-competitive– Collaborative– Inclusive
• Fail & Redundancy• Baby Steps
Principles
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• Computer + Projector• TDD (red » green » refactor)• Everyone should understand• Always start from scratch
Rules
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Formats
• Prepared Kata– Presentation of someone’s
solution from scratch– Everyone should be able to
reproduce– Interruptions allowed
• Randori– Pair programming– Time-boxed rounds (5-7m):
– Interruptions only on green
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• Most active Dojo in Brazil– Weekly since 12th July 2007
– 85 members (mailing list)
– 3~16 participants/meeting
• Roles: Moderator & Scribe• Process
– Problem choosing
– Problem discussion
– Coding session
– Retrospective
Coding Dojo @ São Paulo
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Lessons Learned
What went well?
What went less well?
What is still puzzling?
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• Retrospectives– What have we learned?– What has hindered learning?
What went well?
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• Retrospectives– What have we learned?– What has hindered learning?
• The goal is not to finish
What went well?
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• Retrospectives– What have we learned?– What has hindered learning?
• The goal is not to finish• Time-boxing
What went well?
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• Retrospectives– What have we learned?– What has hindered learning?
• The goal is not to finish• Time-boxing• Information radiators
What went well?
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• Retrospectives– What have we learned?– What has hindered learning?
• The goal is not to finish• Time-boxing• Information radiators• Inspiration for the meeting
What went well?
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• Moderating Brazilians
What went less well?
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• Moderating Brazilians• TDD/BDD and algorithms
What went less well?
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• Moderating Brazilians• TDD/BDD and algorithms• Balancing randoris/katas
What went less well?
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• Moderating Brazilians• TDD/BDD and algorithms• Balancing randoris/katas• Programming Environment
What went less well?
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• How to reach a wider audience?
What is still puzzling?
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?
• How to reach a wider audience?• How to share efforts with the community?
What is still puzzling?
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• How to reach a wider audience?• How to share efforts with the community?• How to keep attendees engaged?
What is still puzzling?
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Coding Dojo and Learning
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• Ericson et. Al– Expert performance is the end result of prolonged
effort– More than 10 years
Deliberate Practice
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• Novice• Competence• Proficient• Expert• Mastery
Dreyfus Model
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• Collaboration• Self-organization• No single master• Sharing knowledge
novice competent proficient
Coding Dojo
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Questions?
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