Tools and Talent
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Tools and Talent

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A talk for PHPNW09 looking at how to adopt a new software tool in a development department. Breaks the process down into five steps looking at the characters and processes involved at each stage. ...

A talk for PHPNW09 looking at how to adopt a new software tool in a development department. Breaks the process down into five steps looking at the characters and processes involved at each stage. Includes a few real life examples for Git, PHPUnit, and Zend Framework.

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Tools and Talent Presentation Transcript

  • 1. PHP North West 2009 Tools and Talent Rowan Merewood, Lead Developer
  • 2. Who is this guy? @rowan_m
  • 3. Background Plusnet and what we do.
  • 4. The Team 20 developers in Sheffield Not forgetting BAs, PMs, QA, Content, DBAs
  • 5. Adopting a tool Is an opportunity and a risk
  • 6. In our experience There are always recurring methods and roles
  • 7. Getting the right tool
  • 8. First, I have a confession I'm half American
  • 9. My cultural heritage means I believe everything I see on television
  • 10. Ghostbusters “ A documentary about a group who found a start-up company, form an effective team and successfully use new tools to solve problems no-one knew they had.”
  • 11. The Dream
  • 12. Ray Stantz The Dreamer
  • 13. The easy bit Just talk to each other
  • 14. People can be lured in When you're not asking for commitment
  • 15. Set up a demo Make it easy for people to play
  • 16. Ben Longden Ben was getting annoyed with the way we do code reviews.
  • 17. Review Board http://www.review-board.org/ One hour playing around in the evening. Half an hour to set it up in the office the next day. Post in the forum. The whole department tries it out.
  • 18. Triggering another Ben To go out and find Gerrit http://code.google.com/p/gerrit/
  • 19. Use your networks Ask on Twitter, Facebook or IRC.
  • 20. If you don't have a network Get one
  • 21. Offer up a sacrifice It's easier for people to attack bad ideas, instead of having new ones.
  • 22. Don't bother with religious wars Vi vs. Emacs vs. Eclipse vs. your mum
  • 23. The Sale
  • 24. Peter Venkman The Salesman
  • 25. This is a perfectly valid reason Because we want to use it
  • 26. You may need to clarify “ You've never been out of college, you don't know what it's like out there. I've worked in the private sector. They expect results.”
  • 27. What are you selling? Incremental upgrade Solving a problem Enabling a new process
  • 28. Technical Performance, Scaling, Robustness
  • 29. Commercial Licensing, Hardware, Legal
  • 30. Security Exploits, Data location, Audit trails
  • 31. Support Community, Training, Hiring
  • 32. Project Stability Who owns it? What development is happening? How long will it be around?
  • 33. Integration What hooks do you need? Is your environment up to scratch?
  • 34. DFQs Ask them now You don't want them asked in six months
  • 35. What's the cost Of not doing it?
  • 36. Productivity loss At least one hour every day messing around with CVS and alpha
  • 37. Rys Rys sold the maintainer model of development that Git would enable.
  • 38. Automate away the problem No need for a full time merging role
  • 39. Bypass the sale “ It's easier to ask forgiveness than it is to get permission”
  • 40. Use it on a small scale Just make sure you get it right
  • 41. Why it's risky “ This reminds of the time you tried to drill a hole through your head.” “ That would have worked if you hadn't stopped me.”
  • 42. The Experiment
  • 43. Egon Spengler The Scientist
  • 44. Dare to fail It will be a lot cheaper now
  • 45. Compare the market Try to ignore the bias of your first choice
  • 46. Dmitry Tried converting our CVS repository into: Subversion, Monotone, DARCS, and Git
  • 47. The results were varied Simply migrating was not a straight-forward option
  • 48. Pilot Study Ben picked a reasonably small app. and wrote it in Zend Framework
  • 49. Remember the science Hypothesis, Experiment, Conclusion
  • 50. The Journey
  • 51. Winston Zeddemore The Pioneer
  • 52. Expect the unexpected You will not have planned for everything
  • 53. The worst? “ Why worry? Each of us is wearing an unlicensed nuclear accelerator on his back.”
  • 54. Make a non-destructive switch Can you run both systems in parallel?
  • 55. Be prepared for the worst Always have a “roll back” plan
  • 56. Seb Marek Git migration
  • 57. Lots of planning Multiple practice migrations
  • 58. The Migration A seven hour epic journey
  • 59. In the end Not a single technical problem
  • 60. Bit by Bit Moving from SimpleTest to PHPUnit
  • 61. The Beginning of the End
  • 62. Gozer The Destructor The Enforcer
  • 63. The hardest part And potentially the least enjoyable
  • 64. Enforcement / Stick Name and shame
  • 65. Get your sadistic side out “ Bustin' makes me feel good!”
  • 66. Encouragement / Carrot Help them learn Remind them of the old system
  • 67. A second honeymoon You've had yours Let them have theirs
  • 68. Make it easy next time Have a maintenance/upgrade strategy
  • 69. Review Dream, Sell, Experiment, Migrate, Keep
  • 70. Questions? http://joind.in/614 @rowan_m