Software Development

Transcript

1. ιϑτ΢ΣΞ͸৺ͷதʹ ࣲాതࢤ
   
   (.0
   1&1"#0
   JOD
   
   ৽ଔݚम࠲ֶ ιϑτ΢ΣΞ։ൃ

2. Hiroshi SHIBATA @hsbt https://www.hsbt.org Executive Officer VP of Engineering Technical

   Director at GMO Pepabo, Inc. @pepabo

3. self.introduce => { name: “SHIBATA Hiroshi”, nickname: “hsbt”, organizations: [“ruby”,

   “rubygems”, “asakusarb”, “pepabo”, …], commit_bits: [“ruby”, “rake”, “rubygems”, “bundler”, “rdoc”, “psych”, “ruby-build”, “railsgirls”, “railsgirls-jp”, …], sites: [“hsbt.org”, “ruby-lang.org”, “rubyci.org”, “railsgirls.com”, “railsgirls.jp”], }

4. ιϑτ΢ΣΞͬͯͳΜͰ͔͢
   ࣗ༝هड़
   ෼

5. ιϑτ΢ΣΞ͸Ͳ͜ʹ͋Δͷ͔ wιϑτ΢ΣΞ͸ਓʑͷ৺ͷதʹ͋ Δ
   wιϑτ΢ΣΞ͸ਓʑͷίϛϡχ έʔγϣϯͷதʹ͋Δ
   ʰεΫϥϜ࣮ફೖ໳ʱٕज़ධ࿦ࣾɺ2016೥ɺp.10

6. lιϑτz΢ΣΞ “ࢲ͸ɺιϑτ΢ΣΞߏஙʹ͓͍ͯࠔ೉ͳ෦෼͸ɺ͜ͷ ֓೦ߏ଄ମͷ࢓༷࡞੒ͱσβΠϯ͓Αͼςετʹ͋ͬ ͯɺͦΕΛදݱ͢Δ࢓ࣄ΍ͦͷදݱʹ஧࣮͔൱͔Λς ετ͢Δ࢓ࣄͰ͸ͳ͍ͱߟ͍͑ͯΔɻ” ʰਓ݄ͷਆ࿩ʲ৽૷൛ʳʱؙળग़൛ɺ2014೥ɺp.170

7. ͋ΒΏΔιϑτ΢ΣΞ͕ਓͱਓͱͷର࿩Λ࣋ͭ wࣗ෼޲͚ͷιϑτ΢ΣΞ
   ˠ
   ։ൃऀ
   ࣗ෼
   ར༻ऀࣗ෼
   wಛఆͷ૊৫͔ΒͷཁٻΛղܾ͢Διϑτ΢ΣΞ
   ˠ
   ։ൃऀ
   ։ൃνʔϜ·ͨ͸ࣗ ෼ݸਓ
   ར༻ऀ
   ಛఆͷ૊৫ʹॴଐ͍ͯ͠Δਓʑ
   wෆಛఆͷ૊৫ʹ޲͚ͨιϑτ΢ΣΞ
   ˠ
   ։ൃऀ
   ։ൃνʔϜ·ͨ͸ࣗ෼ݸਓ
   ར ༻ऀ
   ෆಛఆଟ਺

8. ֓೦Խͱந৅Խ wιϑτ΢ΣΞ͕ਓͱਓͱΛհͯ͠ଘࡏ͢Δ֓೦্ͷଘࡏͰ͋Δ
   w֓೦্ͷଘࡏΛίϯϐϡʔλʹΑͬͯݱ࣮ͱͯ͠ಈ͔ͨ͢Ίʹ͸ɺෆཁͳ֓೦ Λ࡟͗མͱ͢ந৅Խ͕ඞཁͰ͋Δ
   w੍ޚͷந৅Խ
   wσʔλͷந৅Խ

9. ੍ޚͷந৅Խ wίϯϐϡʔλΛಈ͔ͨ͢Ίʹ͸ϝϞϦɺ$16ɺσΟεΫɺωοτϫʔΫͳͲΛ ػցޠʹΑͬͯهड़͢Δඞཁ͕͋Δ 8JLJQFEJB
   ͷྫ
   10110000 01100001 ! B0 61

   ! MOV AL, 61h wߴڃݴޠ $ɺ'PSUSBOɺFUDʜ Ͱ͸ΑΓந৅Խ͞Ε͍ͯΔ
   for(i=0; i<10; i++); … w
   ೥ݱ୅Ͱ͸ʜ
   10.times{…}

10. σʔλͷந৅Խ wྫ
    ࡞Ո
    
    NJOOF
    ͷར༻ऀ
    
    ೔ຊࡏॅͷਓ
    
    ਓ
    wͲͷந৅ϨΠϠʔΛιϑτ΢ΣΞͱ࣮ͯ͠ݱ͢Δ͔ʹΑͬͯɺιϑτ΢ΣΞͷ ෳࡶ౓͕ҟͳΔ
    wந৅ϨΠϠʔΛ্͛Δ΄Ͳιϑτ΢ΣΞͱͯ͠ߟྀ͢΂͖ࣄ৅͕૿͑ΔͨΊɺ ιϑτ΢ΣΞͱͯ͠ਓͱਓ͕Πϝʔδ͍ͯ͠Δࣄ৅ʹԊͬͨσʔλΛݕ౼͢Δ ඞཁ͕͋Δ

11. ιϑτ΢ΣΞ։ൃͷࠔ೉͞ʹཱͪ޲͔͏ wιϑτ΢ΣΞύϥμΠϜ
    ˠ
    ߏ଄ԽϓϩάϥϛϯάɺΦϒδΣΫτࢦ޲ϓϩάϥϛϯάɺ($ɺܕਪ࿦ʜ
    wιϑτ΢ΣΞΞʔΩςΫνϟ
    ˠ
    (P'ͷσβΠϯύλʔϯɺ.7$ɺ.77.ɺ.JDSP
    4FSWJDFTʜ
    wιϑτ΢ΣΞ։ൃϓϩηε
    ˠ
    ΢ΥʔλϑΥʔϧɺεύΠϥϧϞσϧɺ91ɺ4DSVNʜ

12. ྑ͍ιϑτ΢ΣΞͬͯԿͩͱࢥ͍·͔͢
    ࣗ༝هड़
    ෼

13. γεςϜ޻ֶ wࣄ৅ΛΠϯϓοτɺܥ γεςϜ ɺΞ΢τϓοτͷࡾͭͰϞσϧԽ͢Δ
    wΠϯϓοτͱܥ͔Βੜ·ΕͨΞ΢τϓοτ͕ظ଴஋௨ΓͰ͋Δ͔Ͳ͏͔Λ඼࣭ ͱݺͿ γεςϜ Πϯϓοτ Ξ΢τϓοτ

14. ඼࣭ͱ͍͏ͷ͸ઈର஋Ͱ͸ͳ͘૬ର஋

15. ඼࣭޻ֶͱ͸Կ͔ wl։ൃɾઃܭஈ֊ͷ඼࣭޻ֶzʹΑΔఆٛ
    ඼࣭  ػೳͷ͹Β͖ͭʹΑΔଛࣦ ࢖༻ίετ ฐ֐߲໨ʹΑΔଛࣦ
    wཧ૝ػೳͷ͹Β͖ͭʹΑΔଛࣦ
    ਓʹΑΔՁ஋ج४͸ਓʹΑͬͯҟͳΔͨΊɺ඼࣭ͱ͍͏΋ͷΛ޻ֶͱͯ͠ѻ͏

    ࣌ʹ͸ɺՁ஋ج४ʹরΒ͢ͷͰ͸ͳ͘ɺ࡞੒෺ͷཧ૝ػೳͱ࣮ࡍʹ༗͢Δػೳ ͱͷ͹Β͖ͭΛج४ͱ͢Δ

16. ඼࣭޻ֶͷجຊతͳߟ͑ํ w։ൃઃܭஈ֊Ͱ඼࣭Λ࡞ΓࠐΉ
    ˠ
    ੡଄ஈ֊Ͱ࡞ΓࠐΉ͔Βػೳͷ͹Β͖͕ͭൃੜ͢Δ
    wΑ͋͘Δޡղ
    ʮςετɾࢼݧͰ඼࣭޲্ʯ
    wςετͰΘ͔Δ͜ͱ͸࡞੒෺ͷ඼࣭͕Ͳͷఔ౓͔Ͱ͋Γɺ࡞੒෺ͦͷ΋ͷͷ඼ ࣭͕มԽ͢ΔΘ͚Ͱ͸ͳ͍

17. اըஈ֊ͷ඼࣭؅ཧ l඼࣭z͸Ϣʔβʔͷظ଴͢Δػೳͱ࣮ࡍʹఏڙ͍ͯ͠Δػೳͱͷဃ཭Ͱ͋Δ
    ߴ඼࣭
    wػೳͱཧ૝ػೳͱͷဃ཭ͷ͹Β͖͕ͭখ͍͜͞ͱ
    wϓϥεͷဃ཭͕ߴ͍͜ͱ͚͕ͩߴ඼࣭ͱ͸ݺ͹ͳ͍ ྫ
    ա৒඼࣭
    ௿඼࣭
    wػೳͱཧ૝ػೳͱͷဃ཭ͷ͹Β͖͕ͭେ͖͍͜ͱ
    wϚΠφεͷဃ཭͕େ͖͚Ε͹Ϣʔβʔͷຬ଍ײΛຬͨ͢͜ͱ͸Ͱ͖ͳ͍

18. ౰ͨΓલ඼࣭ͱັྗత඼࣭ ङ໺ ັྗత඼࣭ͱ౰ͨΓલ඼࣭ ʹΑΔఆٛ
    ౰ͨΓલ඼࣭
    w඼࣭ج४Λຬͨ͞ͳ͍৔߹ɺϢʔβʔͷຬ଍౓Λ௿Լͤ͞ΔཁҼͱͳΔ͕ɺຬ ͍ͨͯͯ͠΋ຬ଍౓ͷ޲্͸ݟࠐΊͳ͍
    ັྗత඼࣭
    w඼࣭ج४Λຬͨͨ͠৔߹ɺϢʔβʔͷຬ଍౓Λ޲্ͤ͞ΔཁҼͱͳΔ͕ɺຬͨ ͯ͠ͳ͍৔߹Ͱ΋ຬ଍౓ʹ͸Өڹ͠ͳ͍

19. εϚʔτϑΥϯͷ
    ౰ͨΓલ඼࣭ͱັྗత඼࣭Λߟ͑Α͏
    ࣗ༝هड़
    ෼

20. ౰ͨΓલ඼࣭ͱັྗత඼࣭ IUUQTTJUFTHPPHMFDPNTJUFUFDIENCBLBOPNPEFM

21. ·ͱΊ wιϑτ΢ΣΞ͸ΈΜͳͷ৺ͷதʹ͋Δ
    w඼࣭͸ςετʹΑͬͯಘΒΕΔ΋ͷͰ͸ͳࣗ͘෼͕ͨͪ࡞ΓࠐΉ΋ͷ
    wࣗ෼͕࡞͍ͬͯΔ΋ͷͷ඼࣭͸Կ͔Λҙࣝ͢Δ ౰ͨΓલ඼࣭ͱັྗత඼࣭
    wͦ΋ͦ΋ιϑτ΢ΣΞ։ൃ͸೉͍͠
    w೉͍͠ͷΛཧղ্ͨ͠ͰΑΓྑ͍ιϑτ΢ΣΞΛੜΈग़ͨ͢ΊʹؤுΓ·͠ΐ ͏