1. Coding Dojo:
Tic-Tac-Toe
March 2014
Peter Kofler, ‘Code Cop’
@codecopkofler
www.code-cop.org
Copyright Peter Kofler, licensed under CC-BY.

2. Peter Kofler
• Ph.D. (Appl. Math.)
• Professional Software
Developer for 14 years
• “fanatic about code quality”
• I help development teams
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

3. Coding Dojo?
Expectations?

4. Coding Dojo Mindset
●
Safe place outside
work
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We are here to learn
●
Need to slow down
●
Focus on doing it right
●
Collaborative Game
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

5. Dojo Structure
●
Introduction 15'
●
Coding 45'
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Interim (Retrospective) 15'
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Break 20'
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Coding 45'
●
Retrospective 30'
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

6. The Exercise: Tic-Tac-Toe
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

7. Tic-Tac-Toe
●
http://en.wikipedia.org/wiki/Tic-tac-toe
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Board 3x3
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X plays first, O plays second
●
Check who/if is winner after moves
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

8. Don't Focus on
Getting it Done.
F0cus on Doing
It Perfectly.

9. →Practice

10. Constraint: Ping-Pong
●
A writes a test and sees that it fails.
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B writes the code needed to pass the test.
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B writes next test and sees that it fails.
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A writes the code needed to pass the test.
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And so on.
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

11. Closing Circle
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What did you learn today?
●
What surprised you today?
●
What will you do
differently in the
future?
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

12. Peter Kofler
@codecopkofler
www.code-cop.org
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY

13. CC Images
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Dojo http://www.flickr.com/photos/49715404@N00/3267627038/
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Todos http://www.flickr.com/photos/kylesteeddesign/3724074594/
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Game http://www.flickr.com/photos/benclinch/476855843/
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Wants you http://www.flickr.com/photos/shutter/105497713/
PETER KOFLER, CODE-COP.ORG FANATIC ABOUT CODE QUALITY