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XP Explained
- 1. Agile NCR Workshop Method Overview eXtreme Programming V I K A S H A Z R A T I June 28' 2008
- 2. Know your presenter Practising XP and Scrum for last 3 years Board member of Agile Software Community of India Agile Community editor on InfoQ Published articles on The Server Side, Agile Journal Personal blog site http://vikashazrati.wordpress.com
- 3. What is XP? XP is a mindset change! XP is a philosophy of software development based on well laid out values, principles and practices. Goal of XP is outstanding software development at lower cost, with fewer defects, high productivity and much higher return on investment.
- 4. Why XP? Another methodology but why? Social Change- Giving up defences Based on Excellent programming techniques, clear communication and teamwork Lightweight – only do whatever adds value to the customer Addresses constraints in software development Can work with teams of any size Adapts to rapidly changing requirements
- 5. Core Components Values Practices Principles
- 6. The Five Core Values of XP Communication Simplicity Feedback Courage Respect
- 7. XP Principles Humanity Economics Mutual Benefit Improvement Opportunities Reflection Diversity Flow Accepted Responsibility Baby Steps Failure Quality
- 9. Primary Practices Sit Together Whole Team Informative workspace Energized work Pair Programming Stories Weekly Cycle Quarterly Cycle Slack 10 minute build Continuous Integration Test First Programming Incremental Design
- 10. Sit Together / Whole Team
- 11. Sit Together / Whole Team
- 14. Energized work Work only as many hours as productive Ideally 40 hours a week Programming productivity is seen to be 4-5 hours a day
- 15. Pair Programming
- 16. Pair Programming
- 17. Stories Units of customer visible functionality. Should be on the story wall for everyone to look at.
- 18. A Story
- 19. Story Life Cycle
- 20. Weekly / Quarterly Cycles
- 21. More... Slack Ten Minute Build Continuous Integration Test First Programming Incremental Design Do the simplest thing that can possibly work Refactor
- 22. The Whole XP Team Emphasis on the “Whole Team” Collaboration and collocation
- 23. The Whole XP Team Testers Interaction Designers Project Manager Stakeholders Users Architects Product Manager Programmers
- 24. XP Project
- 28. Questions
- 29. Contact Me ... V i k a s H a z r a t i [email_address]