Develop yourself
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Transcript of Develop yourself
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Develop Yourself
Kata, Kumite & Randori
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Who am I?
● Susi Moog● 50% Neusta / 50% TYPO3 Inc.
● Coaching / Teaching Devs● Scrum Master● Dev-”Mom”
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What Makes a good Musician?Knows music theory
Knows how his instrument works
Some talent and creativity
And…
Training, Training, Training
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What Makes a good Athlete?Fitness
Predisposition
Some talent
And…
Training, Training, Training
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...And Develope
rs?
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The Typical DevTrained by an apprenticeship or from university
… or not trained in IT at all
Lots of theoretical knowledge
Expected to solve highly complex problems“Training” is done on the job
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Software Development?Creative Process
… and a craft
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Software craftsmanship?No entry barriers
“Bad code works, too”
No unified tools
There is no “right way”
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Manifest For Software CraftsManshipKnow your tools
Editor
Keyboard
Language
Libraries
Patterns
Creativity
http://manifesto.softwarecraftsmanship.org/#/en
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Your Editor / IDELearn shortcuts
Customize it!
Look for plugins
Extension of your limbs
Take time to learn it
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Editor SummaryUsing your editor should be like a reflex
Needs to be trained
Go your way
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Training
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Training - Kata, Kumite, RandoriConcept from martial arts
Automate motions
Repeat, Repeat, Repeat
Secure Space to Practice
Kata = only you
Kumite = you and a partner
Randori = group of people / team
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What’s A Kata?Simple problem
Time Box
Start from scratch - every time!
Kickstarter on github (php, C#, JavaScript)
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Kata WorkflowRemove distractions
Open your IDE
Start the counter
Start to code
TDD style: red, green, refactor
Stop after time is up
Recap
Delete code
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Kumite | Randori WorkflowEither “come green - go green” or
“come red - go red”
Smallest possible step to get the test green
So e.g.
Person A: red Test, green Test, Refactor
Person B: red Test, green Test, Refactor
After every cycle switch person
For 1 hour not more than 5 people
Only the current pair talks
Recap with group at the end
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Kata - Critics Every day the same - that’s boring / not helpful
Do it differently every day
Variations
Use specific patterns
No mouse
SOLID principles
… your own
Don’t forget the recap
It’s training!
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Kata Exampleshttps://projecteuler.net/
http://www.codewars.com/ -> https://www.codewars.com/kata/heavy-metal-umlauts/train/php
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OMG! Live
Coding!
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Code Reviews
Pair Program
ming
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Code Reviews / Pair ProgrammingGreat way to learn
Be open to critique
Find the right partner
Trust
Honesty
Skill Level
Sympathy
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SummaryConsciously train your skills
Refactor (or throw away) frequently
Adhere to YAGNI
Evaluate and recapitulate your work
Achieve Greatness!
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Links; Further Readinghttp://youtu.be/2mhjxp1SdKY?t=3m43s (Rowan Merewood - Building Better Developers)
codekata.comcodingdojo.orgkatas.softwarecraftsmanship.orgpaulwpagel/codekatahttp://blog.codinghorror.com/the-ultimate-code-kata/Credit for the basic presentation goes to @djbasster
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Thank You