Coding dojo Agile India 2014 Johannes Brodwall Chief
Coding dojo Agile India 2014 Johannes Brodwall, Chief scientist Buddhima Wickramasinghe, Associate Architect Exilesoft
1. 2. 3. 4. 5. What is a dojo? Ping-pong demo First kata, repeat Second kata 6. Wrap-up
«Coding dojo» ?
Programmers Practice People
Programmers Practice People
«Deliberate practice is your highway to becoming an expert. »
«Slowing down is really the key to get any skill under your belt. »
«In order to master any move or action you need to make a lot of repetitions. »
Reflect on different approaches
Programmers Practice • Slow down • Repeat • Reflect People
Programmers Practice People • • Make friends Work together • Have fun
Failing test Write code Failing test
Failing test Write code Refactor code and tests Failing test
Failing test Write code Failing test
Failing test Write code Refactor code and tests Failing test
Kata: Leap years
Dojo format:
1. Select kata 2. Plan approach 3. Work 4. Reflect 5. Repeat
Katas:
Kata: Prime factors 1 => [] 2 => [2] 3 => [3] 4 => [2, 2] … 2*2*13*17*23*23 => [2, 2, 13, 17, 23]
Approach:
Which tests?
How long do we need?
Reflect
What surprised you? What did you learn? What do you want to achieve next round?
Kata: Prime factors 1 => [] 2 => [2] 3 => [3] 4 => [2, 2] … 2*2*13*17*23*23 => [2, 2, 13, 17, 23]
Reflect
What surprised you? What did you learn? What do you want to achieve next round?
Kata: Romans 1 => I 5 => V 1999 => MCMXCIX
Which tests?
Reflect
What surprised you? What did you learn? What do you want to achieve next round?
Reflect
What surprised you? What did you learn? What will you do next?
Conclusion:
Deliberate practice will make you a master developer!
Thank you jbr@exilesoft. com bwr@exilesoft. com http: //johannesbrodwall. com http: //exilesoft. com http: //twitter. com/jhannes
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