dRuby 20th anniversary hands-on workshop

Transcript

1. dRuby 20th anniversary hands-on workshop @m_seki / seki@ruby-lang.org

2. @m_seki Ruby committer Author of ERB, dRuby, Rinda http://www.druby.org/fukuoka2019.pdf

3. What is dRuby Distributed Object System Can invoke methods in

   different process Can send objects between process Pure Ruby http://www.druby.org/fukuoka2019.pdf

4. দߐͷϫʔΫγϣοϓͷ࣭໰ dRuby http://www.druby.org/fukuoka2019.pdf

5. Goal of this workshop dRuby http://www.druby.org/fukuoka2019.pdf Feel what dRuby is.

   For details, read the book.

6. 1999 [ruby-list:15406] 1st dRuby http://www.druby.org/fukuoka2019.pdf

7. 1st dRuby on T-shirts suzuri.jp/m_seki

8. Ask them questions in English

9. 2005 - ·ͩॳ࡮Γങ͑·͢ http://www.druby.org/fukuoka2019.pdf dRuby ʹΑΔ
   ؔ
   কढ़
   ஶ
   ෼ࢄ ɾ Web

   ϓϩάϥϛϯά
   First printing from 2005 (Still available)

10. 2012 (-2014 ઈ൛) http://www.druby.org/fukuoka2019.pdf Publication from 2012 (Become out of

    print in 2014)

11. ΋ͬͱΘ͔Γ΍͘͢΄Ίͯʂ http://www.druby.org/fukuoka2019.pdf Praise it more directly, please!

12. dRuby͸ͳʹʹ࢖͏ͷʁ ... http://www.druby.org/fukuoka2019.pdf

13. Twitterͷ৔߹ http://www.druby.org/fukuoka2019.pdf In case of Twitter

14. Concurrency ?? http://www.druby.org/fukuoka2019.pdf It is very easy to use up

    multi-core

15. Demo @drbrain Mandelbrot set 8core http://www.druby.org/fukuoka2019.pdf

16. Agenda Hello, World Key value store Queue 4, 5 http://www.druby.org/fukuoka2019.pdf

    4. Docker, 5. Docker and Ring are omitted.

17. 1. Hello, World Setup dRuby Invoke a method in different

    process http://www.druby.org/fukuoka2019.pdf

18. 1. Hello, World http://www.druby.org/fukuoka2019.pdf require 'drb' class Hello def greeting

    puts('Hello, World.') end end uri = 'druby://localhost:54000' DRb.start_service(uri, Hello.new) sleep require 'drb' DRb.start_service uri = 'druby://localhost:54000' it = DRbObject.new_with_uri(uri) it.greeting ← greeting

19. 2. Key value store KVS arguments return value http://www.druby.org/fukuoka2019.pdf

20. 2. Key value store http://www.druby.org/fukuoka2019.pdf KVS irb irb • "greeting"

    • "hello, world." • "greeting" • "hello, world."

21. 3. Queue SizedQueue full/empty http://www.druby.org/fukuoka2019.pdf Synchronize process using thread synchronization

    mechanism

22. OOPARTS http://www.druby.org/fukuoka2019.pdf I was just reminded of dRuby's OOPARTS-ness

23. OOPARTS http://www.druby.org/fukuoka2019.pdf

24. ·ͱΊ dRuby http://www.druby.org/fukuoka2019.pdf Conclusion Do you feel what dRuby is?

    For details, read the book.