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The Kingdom of the Blind

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A lightning talk I gave at YAPC in Kiev.

A lightning talk I gave at YAPC in Kiev.

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Transcript

  • 1. The Kingdom of the Blind
  • 2. You are all elite Perl programmers
  • 3. You go to Perl conferences
  • 4. You are members of the Perl community
  • 5. Most Perl programmers aren't
  • 6. They don't follow Perl news
  • 7. They don't read Perl blogs
  • 8. They don't buy Perl books
  • 9. They don't join Perl Mongers
  • 10. They don't call themselves Perl programmers
  • 11. They are programmers who use Perl
  • 12. Talking to these people is interesting
  • 13. They don't know what they don't know
  • 14. LinkedIn
  • 15. Perl Groups
  • 16. Perl Perl Developers Perl Mongers
  • 17. “In the kingdom of the blind...”
  • 18. “... the one-eyed man is king”
  • 19. So much misinformation
  • 20. So many outdated practices
  • 21. Web apps
  • 22. Matt Wright's CGI parser
  • 23. Raw HTML in strings
  • 24. Advanced programmers use CGI.pm HTML generation
  • 25. One bad example (not Perl specific)
  • 26. Time zones
  • 27. “There are 24 time zones”
  • 28. (actually there are 40)
  • 29. “Time zones all differ by one hour”
  • 30. (Venezuela: UTC-04:30 Iran: UTC+03:30 Nepal: UTC+05:45 and others)
  • 31. “The UK uses UTC”
  • 32. (True – apart from the seven months a year when we use British Summer Time)
  • 33. Perl examples
  • 34. “eq” is used to assign a string
  • 35. You can't open a file unless you use readdir() first
  • 36. Stack Overflow
  • 37. Guess the problem
  • 38. “Perl thinks my two strings are the same”
  • 39. 'foo' eq 'bar'
  • 40. Ah yes, and you are the first person to have noticed this bug since 1987. Sure. (Klortho #11943)
  • 41. People lack most basic programming skill
  • 42. RTFM
  • 43. A suggestion
  • 44. Perl Community Outreach Team
  • 45. Get out of the echo chamber
  • 46. Take a holiday in the Kingdom of the Blind
  • 47. Help people to improve their Perl
  • 48. (But do it gently, please)
  • 49. Bonus side effect
  • 50. See how other people use Perl
  • 51. See what confuses them
  • 52. See what docs can be improved
  • 53. Help the Perl community to improve information
  • 54. Everybody wins
  • 55. (Except, perhaps, your sanity)
  • 56. Join me in the Kingdom of the Blind
  • 57. Easy way to make a difference
  • 58. See you on LinkedIn
  • 59. Dave Cross dave@perlhacks.com @davorg