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ExtremeProgramming
http://bit.ly/erkanerolxp
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Disclaimer
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XP is not
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XP is not
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XP is not
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a software development methodology
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a type of agile software development
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BriefHistory of Agile
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“I want to change the way peoplethink about programming”
Kent Beck
“Never mind reality”Ward Cunningham
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What is XP?
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The goal● lower cost ● with fewer defects● with higher productivity● with much higher return on
investment.
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● No matter the circumstance you can always improve.
● You can always start improving with yourself.
● You can always start improving today.
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Embrace Change
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Stay aware. Adapt. Change.
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Everything in software changes.
RequirementsDesign
BusinessTechnology
TeamTeam members
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The problem isn't change, because change is going to happen;
the problem, rather, is our inability to cope with change.
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“Many Agile projects are now, steadily and iteratively, producing crap code.”
Sandro Mancuso
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5 14(12+2)
15
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Values
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Communication
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Simplicity
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Feedback
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Courage
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Respect
“Every person whose life is touched by software development has equal value as a human being. No one is intrinsically worth more than anyone
else”
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Principles
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Rapid Feedback
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Assume Simplicity
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Incremental Change
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Embracing Change
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Quality Work
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Teach Learning
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Small Initial Investment
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Play to win
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Concrete Experiments
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Open, honest Communication
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Work with people’s instincs, not against them
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Accepted Responsibility
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Local Adaptations
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Travel light
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Honest Measurement
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Practices
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On-site Customer
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Planning Game
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Short Releases
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Standup-Meeting*
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Retrospective*
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Collective Code Ownership
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Coding Standard
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Metaphor
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Continuous Integration
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https://www.thoughtworks.com/continuous-integration
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Testing(Test-Driven Development)
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Design Improvement (Refactoring)
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https://sourcemaking.com/refactoring
http://refactoring.com/catalog/
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Simple Design
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Pair Programming
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Sustainable Pace
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Thanks for listening
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