Why upgrade ruby version? #m3dev

Let's upgrade ruby version to improve your development environments.
M3 Tech Talk #m3dev

Transcript

1. Why upgrade ruby version?
   

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2. self-introduction
   me
   |> name # Takayuki Matsubara
   |> job # Software Engineer
   |> work_at # M3, Inc.
   |> works # Rails, Java, JavaScript
   |> twitter # ma2ge
   |> github # ma2gedev
   |> oss # PowerAssertEx, breadcrumble,
   # chrono_logger, bundle-star,
   # faraday-encoding
   

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4. www.manning.com/books/the-little-
   elixir-and-otp-guidebook
   

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5. Why upgrade ruby version?
   

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8. ! Gold Sponsor !
   

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9. Look around our environments
   4 Ruby 2.2.0
   4 Ruby 2.1.0
   4 Ruby 2.0.0(EOL)
   

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10. Why upgrade ruby version?
    4 EOL
    4 New Features
    4 Ruby is improved every year !
    4 We'd like to improve our environments "
    4 Do you develop with only ruby 2.0.0 specification?
    4 Do you want to change jobs to a company still
    using ruby 2.0?
    

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11. How to upgrade ruby version from 2.0.0 to
    2.3.1 in my case?
    4 make applications running on both ruby 2.0.0 and
    2.3.1
    4 deploy on ruby 2.0.0
    4 bundle install with ruby 2.3.1
    4 restart applications with ruby 2.3.1
    

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12. Our application's performance
    improved 50 msec faster than the old
    one. !
    

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13. Why upgrade ruby version?
    4 EOL
    4 New Features
    4 We'd like to improve our environments !
    4 Performance "
    

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14. END
    

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