磯野、モブプログラミングやろうぜ！！ #モブの宮 #mobnomiya

2017年9月10日（日）モブの宮にて。

Transcript

1. !5",",*/( ү໺ɺϞϒϓϩάϥϛϯά΍Ζ͏ͥ
    2017/09/10 Ϟϒͷٶ Takao Oyobe (@TAKAKING22) Rakuten, Inc.
2. !5",",*/( !5",",*/( ٴ෦
   ܟ༤ ָఱגࣜձࣾΠϯΩϡϕʔγϣϯ։ൃ෦
   Ұൠࣾஂ๏ਓΞδϟΠϧνʔϜΛࢧ͑ΔձΛࢧ͑Δձ
   ۭલઈޙͷΞδϟΠϧϞϯελʔ
   ௒ઈౖ౭ͷے೑୲౰
   ਪ͠ϝϯɿࢁຊ
   ࠼
3. !5",",*/( Ϟϒϓϩͷਓ IUUQTTQFBLFSEFDLDPNUBLBLJOHNPCVQVSPHVSBNJOHVUPJVEPOHLJGBOHOVNCFSEFWMPWF
4. !5",",*/( ࠓ೔ͷ͓࿩ ࣮ࡍʹϞϒϓϩάϥϛϯάΛମݧ͢Δલʹɺ
   Ϟϒϓϩάϥϛϯάͱ͍͏ಇ͖ํΛ
   օ͞ΜΑΓͪΐͬͱઌʹݱ৔Ͱ࢝ΊͯΈͨܦݧ΍
   ͦ͜Ͱಘֶͨͼʹ͍͓ͭͯ࿩͠·͢ɻ ମݧΛ͢Δ࣌ʹࣗ෼ͷݱ৔ͩͬͨΒʜ
   Λࢥ͍ු͔΂ΒΕΔΑ͏ʹΠϝʔδΛ๲Β·ͯ͠ΈͯԼ͍͞ʂʂ
5. !5",",*/( Ϟϒϓϩάϥϛϯάͱ͸ɺ
   νʔϜશһͰ ✓ ಉ͡࢓ࣄΛ
   ✓ ಉ࣌ؒ͡ʹ
   ✓ ಉ͡৔ॴͰ
   ✓ ಉ͡ίϯϐϡʔλʔͰ ͢Δ͜ͱ
6. !5",",*/( Ϟϒϓϩάϥϛϯά ✓ ೥ࠒʹ)VOUFS
   *OEVTUSJFT͕࢝Ίͨ
   ✓ "HJMFͰ8PPEZ
   ;VJMM͕঺հͨ͠
   ✓ ೥݄ʹ͸ॳΊͯͷ.PC
   1SPHSBNNJOH
   $POGFSFODF͕։࠵͞Εͨ
7. !5",",*/( IUUQTXXXZPVUVCFDPNXBUDI WQ@QWTM4H&* "
   EBZ
   JO
   UIF
   )VOUFS
   *OEVTUSJFT
   MJGF
   JO
   
8. !5",",*/( )VOUFS
   *OEVTUSJFTͷϞϒϓϩάϥϛϯά ✓ ͭͷ෦ॺʢ໿ਓʣ͕ಋೖΛ͍ͯ͠Δ
   ✓ ͭͷϞϒʹࢀՃ͍ͯ͠Δͷ͸ʙਓ͕ଟ͍
   ✓ ৗʹϞϒϓϩάϥϛϯάΛ͍ͯ͠Δ
   ✓ Ϟϒ΁ͷग़ೖΓ͸ࣗ༝
   ✓ ߩݙͰ͖ͳ͔ͬͨΒྡͷϞϒʹҠಈͯ͠΋Α͍
9. !5",",*/( 
   ࢲͨͪͷϞϒϓϩάϥϛϯά
10. !5",",*/( )VOUFS
    *OEVTUSJFTͷ൴Β͸ɺ
    ϓϥΫςΟεͱͯ͠Ͱ͸ͳ͘
    ಇ͖ํͱͯ͠Ϟϒϓϩάϥϛϯά
    Λ΍͍ͬͯΔײ͡ )VOUFS
    *OEVTUSJFTΛ๚໰ͨ͠઒ޱ͞Μᐌ͘ɺ ͳͥϞϒϓϩάϥϛϯάΛ࢝Ίͨͷ͔ ʘͳʹͦΕɺΊͬͪΌ໘നͦ͏ʗ
11. !5",",*/(
12. !5",",*/( σΟεϓϨΠ 1$
13. !5",",*/( υϥΠόʔ φϏήʔλʔ φϏήʔλʔ φϏήʔλʔ φϏήʔλʔ (6&45
14. !5",",*/( ϓϩςΠϯ ).#
15. !5",",*/( ࢲͨͪͷϞϒϓϩάϥϛϯά ✓ ৗʹϞϒϓϩάϥϛϯά
    ✓ Ϟϒ΁ͷग़ೖΓ͸ࣗ༝
    ✓ ϧʔϧ͸ࡉ͔ܾ͘Ίͣʹ΍Γͳ͕Βม͍͑ͯ͘ ಇ͖ํͱͯ͠ͷϞϒϓϩάϥϛϯάΛ࢝ΊͯΈΔ
16. !5",",*/( ࢲͨͪͷνʔϜ ✓ ਓνʔϜ
    ✓ ৽نαʔϏεͷ্ཱͪ͛Λ10$͔Β࣮ࢪ
    ✓ ΰʔϧ͸ৗʹมԽ͢Δ
    ✓ ϓϩμΫτ΋։ൃ΋Ӧۀ΋ͳΜͰ΋΍Δ اۀ಺ϦʔϯελʔτΞοϓνʔϜ
17. !5",",*/( 
    
    ݸਓࣗ༝࣌ؒ
    
    
    Ϟϒελʔτηογϣϯ
    
    
    Ϟϒϓϩάϥϛϯά
    
    
    Ϟϒϥϯν
    
    
    Ϟϒϓϩάϥϛϯά
    
    
    Ϟϒ;Γ͔͑Γ Ұ೔ͷྲྀΕ
18. !5",",*/( Ϟϒϓϩάϥϛϯάʹ͍ͭͯ;Γ͔͑ͬͯΈͨ
19. !5",",*/( ੜ࢈ੑɾεϐʔυ ৺ཧత҆શੑ ϓϩμΫτ։ൃ ϊ΢ϋ΢ɾεΩϧ఻ൖ
20. !5",",*/( ੜ࢈ੑɾεϐʔυ ৺ཧత҆શੑ ϓϩμΫτ։ൃ ϊ΢ϋ΢ɾεΩϧ఻ൖ
21. !5",",*/( ਺ਓ͕ू·ͬͯ୆ͷίϯϐϡʔλʔͰ
    ࢓ࣄΛ͢ΔͳΜͯੜ࢈ੑԼ͕ΔΜ͡Όͳ͍ͷʁ ͜͏͍͏ٙ໰Λ͍࣋ͬͯ·ͤΜ͔ʁ
22. !5",",*/( ෼୲࡞ۀͷ৔߹ ࢲୡͷීஈͷ࢓ࣄΛ෼ੳͯ͠ΈΔͱʜ ࣮͸ಉظͷͨΊͷ͕࣌ؒଟ͘ɺ
    ࣮ࡍʹ࡞ۀΛ͍ͯ͠Δ࣌ؒ͸ҙ֎ͱগͳ͍
    ˰෼୲͢ΔͨΊͷಉظɾ࡞ۀΛϚʔδ͢ΔͨΊͷಉظ FY
    ேྱɺઃܭɺΩοΫΦϑɺೝࣝ߹Θͤʜ FY
    ϨϏϡʔɺঝೝɺ;Γ͔͑Γʜ
23. !5",",*/( ෼୲࡞ۀͷ৔߹ ΋ͪΖΜϛείϛϡχέʔγϣϯʹΑͬͯ
    ख໭ΓΛ͢Δͱ༨ܭʹ͕͔͔࣌ؒΔ ࢲୡͷීஈͷ࢓ࣄΛ෼ੳͯ͠ΈΔͱʜ
24. !5",",*/( Ϟϒͷ৔߹ ৗʹҰॹʹ࢓ࣄΛ͍ͯ͠ΔͷͰɺ
    ಉظͷͨΊͷ࡞ۀ͸Ұ੾ඞཁͳ͍ ࢲୡͷීஈͷ࢓ࣄΛ෼ੳͯ͠ΈΔͱʜ
25. !5",",*/( Ϟϒͷ৔߹ ʮ΍ͬͯͳ͍ʯͰ͸ͳͯ͘ৗʹʮ΍͍ͬͯΔʯ ઃܭɺϨϏϡʔɺઃܭɺ߹ҙɺܭըɺݟੵ΋Γʜ ࢲୡͷීஈͷ࢓ࣄΛ෼ੳͯ͠ΈΔͱʜ
26. !5",",*/( ✓ ϛείϛϡχέʔγϣϯ
    ✓ ߹ҙܗ੒্ͷ໰୊
    ✓ ڊେͳϫʔΫϑϩʔ
    ✓ ݫ֨ͳϧʔϧ
    ✓ ͨ͘͞ΜͷϛʔςΟϯά ੜ࢈ੑΛഁյ͢Δ΋ͷͨͪ FUD
27. !5",",*/( ✓ ேྱ
    ✓ ίϛϡχέʔγϣϯͷͨΊͷϛʔςΟϯά
    ✓ ߹ҙܗ੒ͷͨΊͷυΩϡϝϯτ
    ✓ ϨϏϡʔશൠʢιʔείʔυɺυΩϡϝϯτʣ
    ✓ (JU
    'MPX
    ✓ Χϯόϯ
    ✓ ݟੵ΋Γ ϞϒΛ࢝Ίͯͳ͘ͳͬͨ΋ͷ
28. !5",",*/( ✓ ૝ఆϢʔβʔɾϏδωεϝϯόʔʹ
 εϐʔυͰڻ͖Λ༩͑ΒΕͨ
    ✓ ٕज़తʹϋϚΔ͕࣌ؒ࠷খݶʹͳΔ
    ✓ ޙ௥͍ίϛϡχέʔγϣϯ͕ෆཁʹͳΔ
    ✓ ಇ͘͜ͱʹूதͰ͖Δ ੜ࢈ੑɾ։ൃεϐʔυ
29. !5",",*/( ਺ਓ͕ू·ͬͯ୆ͷίϯϐϡʔλʔͰ
    ࢓ࣄΛ͢ΔͳΜͯੜ࢈ੑԼ͕ΔΜ͡Όͳ͍ͷʁ ͜͏͍͏ٙ໰Λ͍࣋ͬͯ·ͤΜ͔ʁ ࢲͨͪ͸ੜ࢈ੑͷ͜ͱ͸ߟ͍͑ͯͳ͍͚Ͳɺ
    Ϟϒϓϩάϥϛϯά͸Ϧʔϯͩͱ࣮ײ͍ͯ͠Δ
30. !5",",*/( ੜ࢈ੑɾεϐʔυ ৺ཧత҆શੑ ϓϩμΫτ։ൃ ϊ΢ϋ΢ɾεΩϧ఻ൖ
31. !5",",*/( ✓ ͓ޓ͍ͷಘҙ෼໺Λิ׬͠߹͑Δ
    ✓ Θ͔Βͳ͍͜ͱΛڭ͑߹͑Δ
    ✓ ॻ͖ํ΍ਐΊํʹର͢Δߟ͑ํ΍૝͍Λ
 ৗʹ͢Γ߹ΘͤΔ͜ͱ͕Ͱ͖Δ
    ✓ શһͰμϝͳΒ͠ΐ͏͕ͳ͍ͱࢥ͑Δ
    ✓ ୡ੒ײΛڞ༗Ͱ͖Δ ৺ཧత҆શੑ
32. !5",",*/( ʮ΍ͬͨʔʂʂʯΛڞ༗Ͱ͖Δ
33. !5",",*/( ੜ࢈ੑɾεϐʔυ ৺ཧత҆શੑ ϓϩμΫτ։ൃ ϊ΢ϋ΢ɾεΩϧ఻ൖ
34. !5",",*/( ✓ ৗʹશһ͕஌͍ͬͯΔঢ়ଶΛ࡞ΕΔ
    ✓ ݁Ռ͚ͩ͡Όͳ͘աఔɾܦҢ͕Θ͔Δ
    ✓ ํ਑Λৗʹ͢Γ߹ΘͤΒΕΔ ϊ΢ϋ΢ɾεΩϧ఻ൖ
35. !5",",*/( νʔϜͷ஌ࣝൣғͱͯ͠ͷϕετ #͞Μ $͞Μ "͞Μ ࢓ࣄ ஌ࣝൣғ
36. !5",",*/( νʔϜͷ஌ࣝൣғͱͯ͠ͷϕετ #͞Μ $͞Μ "͞Μ ෼୲࡞ۀͷ৔߹ "͞Μͷ஌ࣝൣғ
    ͳͷͰରԠՄೳ "͞Μͷ஌ࣝൣғ֎Ͱɺ
 #͞ΜʹϨϏϡʔͯ͠
    ΋Βͬͨ৔߹ͷΈ
    ϑΥϩʔՄೳ "͞Μͷ஌ࣝൣғ֎Ͱɺ $͞ΜʹϨϏϡʔͯ͠
    ΋Βͬͨ৔߹ͷΈ
    ϑΥϩʔՄೳ
    
37. !5",",*/( νʔϜͷ஌ࣝൣғͱͯ͠ͷϕετ #͞Μ $͞Μ "͞Μ Ϟϒͷ৔߹ ରԠՄೳ
38. !5",",*/( ੜ࢈ੑɾεϐʔυ ৺ཧత҆શੑ ϓϩμΫτ։ൃ ϊ΢ϋ΢ɾεΩϧ఻ൖ
39. !5",",*/( ✓ ৗʹνʔϜʹର࿩͕ੜ·Ε͍ͯΔ
    ✓ ಈ͘ϓϩμΫτ͕νʔϜͷத৺ʹ͋Δ
    ✓ िϖʔεͰސ٬ʹ௚઀ձ͍͑ͯΔ
    ✓ ܭը͸ৗʹมԽ͍ͯ͠Δ ϓϩμΫτ։ൃ
40. !5",",*/( ͦ΋ͦ΋ৗʹର࿩Λ͠ͳ͍ͱ࢓ࣄ͕ਐ·ͳ͍
41. !5",",*/( ಈ͘ϓϩμΫτ ϝλϑΝͱͯ͠ಈ͘ϓϩμΫτ͕ৗʹνʔϜͷத৺ʹ͋Δ
42. !5",",*/( ✓ ৗʹνʔϜʹର࿩͕ੜ·Ε͍ͯΔ
    ✓ ಈ͘ϓϩμΫτ͕νʔϜͷத৺ʹ͋Δ
    ✓ िϖʔεͰސ٬ʹ௚઀ձ͍͑ͯΔ
    ✓ ܭը͸ৗʹมԽ͍ͯ͠Δ ϓϩμΫτ։ൃ ͜Εͬͯɾɾɾʂʁ
43. !5",",*/( IUUQBHJMFNBOJGFTUPPSHJTPKBNBOJGFTUPIUNM
44. !5",",*/( 
    ͓·͚
45. !5",",*/(  ۚ IUUQTXXXFWFOUCSJUFDPNFIVOUFSSFHJTUSBUJPO
46. !5",",*/( )VOUFS
    *OEVTUSJFT ͷΫϦε΋དྷ·͢  ౔ IUUQTUFDISBLVUFODPKQ
47. !5",",*/( IUUQTXXXGBDFCPPLDPNHSPVQT.PC-07& Ϟϒϓϩؔ࿈ͷ
    ৘ใ͕ू·͖ͬͯ·͢
48. !5",",*/( IUUQTHJUIVCDPNZBUUPN.PC1SPHBNNJOH1BUUFSOTXJLJ
49. !5",",*/( ϞϒϓϩͱϖΞϓϩͷҧ͍͸ʁ ਐΊΔྲྀΕ΍஫ҙ఺͸ڞ௨఺͕ଟ͍Ͱ͢ɻ
    lಉظzΛ͢Δ͔͠ͳ͍͔͕ҧ͏ͱࢥ͍·͢ɻ
    ϖΞϓϩͷ৔߹͸ଞͷϖΞ΋͍ΔͷͰ
 ࡞ۀͷಉظ͸ඞཁͰ͕͢ɺ
 Ϟϒϓϩͷ৔߹͸࢓ࣄʹਓ͕ू·ΔΠϝʔδ
 ͳͷͰಉظ͸ඞཁ͋Γ·ͤΜɻ
50. !5",",*/( ΍ͬͯΈ͚ͨͲ͏·͍͔͘ͳ͔ͬͨ ͏·͍͔͘ͳ͍͜ͱ͕ൃݟͰ͖ͯΑ͔ͬͨ
 Ͱ͢Ͷɻ
    ͦͷ͏·͍͔͘ͳ͔ͬͨཧ༝͸Ϟϒϓϩ͕
 ݪҼͰ͸ͳͯ͘νʔϜʹજࡏతʹଘࡏͯ͠
 ͍ͨ໰୊͔΋͠Ε·ͤΜɻ
51. !5",",*/( ަ୅ͷλΠϛϯά͸ʁ ࢲୡ͸ΩϦ͕͍͍λΠϛϯάͰมΘΔ
    ʮมΘΕʯʢզ͕ՈํࣜʣͰ͢ɻ
    λΠϚʔͰ࣌ؒΛܭͬͯ෼ຖʹมΘΔ
 ͳͲΛ΍ΒΕ͍ͯΔํ΋͍ΔΑ͏Ͱ͢ɻ
52. !5",",*/( εΩϧʹ͹Β͖͕ͭ͋Δ৔߹͸ʁ ʮࠓͷΘ͔Βͳ͔ͬͨʯ΋ॏཁͳ৘ใͰ͢ɻ
    ͨͩɺ͔ͳΓ͍͍νʔϜͰͳ͍ͱݴ͍ग़͠
 ʹ͍͘͜ͱ΋͋ΔͷͰɺ׶͑ͯෆ׳Εͳਓʹ
 υϥΠόʔΛ୲౰ͯ͠΋Βͬͯ
 ʮϒϨʔΩΛ౿ΉݖརʯΛ্खʹ׆༻͢
 Δ͜ͱΛ͓͢͢Ί͠·͢ɻ
53. !5",",*/( 
    ·ͱΊ
54. !5",",*/( ✓ ͳͥ࢓ࣄΛ෼୲͢Δඞཁ͕͋ΔͷͩΖ͏͔
    ✓ ࢓ࣄΛ෼୲͢Δํ͕ޮ཰తͳͷͩΖ͏͔
    ✓ ͳͥಉظ͢Δඞཁ͕͋ΔͷͩΖ͏͔
    ✓ ͳͥϒϥϯνΛ࢖͏ඞཁ͕͋ΔͷͩΖ͏͔ ઌೖ؍ʹ͍࣋ͬͯͳ͍ͩΖ͏͔ʁ
55. !5",",*/( IUUQTTQFBLFSEFDLDPNUBLBLJOH
    IUUQTXXXTMJEFTIBSFOFU5BLBP0ZPCFQSFTFOUBUJPOT ࠷ऴతʹʮ΋ͬͱҰॹʹಇ͚͹͍͍ʯ
    ͱ͍͏݁࿦ʹͳΔ͜ͱ͕ଟ͍
56. !5",",*/( ιϑτ΢ΣΞ։ൃ্ͷ໰୊ͷଟ͘͸ɺ
    ٕज़తͱ͍͏ΑΓࣾձֶతͳ΋ͷͰ͋Δ
    τϜɾσϚϧί
    
    ςΟϞγʔɾϦελʔʢϐʔϓϧ΢ΣΞʣ
57. !5",",*/( ෼୲͢Δ͜ͱΛલఏʹɺ
    ͦͷͨΊͷίϛϡχέʔγϣϯΛ
    ͏·͘΍Ζ͏ͱ͍͗ͯ͢͠ͳ͔ͬͨͩΖ͏͔
58. !5",",*/( ϓϩμΫτ͕ಈ͍ͨ࣌ɺ
    ϓϩμΫτΛ࢖͓ͬͨ٬͞Μ͕تΜͰ͘Εͨ࣌ɺ
    ஥ؒͱҰॹʹʮ΍ͬͨʔʂʂʯͱݴ͍ͬͯ·͔͢ʁ
59. !5",",*/( ࢥ͍ग़ͤͯ͘͞Εͨͷ͕Ϟϒϓϩάϥϛϯάͩͬͨ
60. !5",",*/( ୭΋͕͜ͷಇ͖ํΛؾʹೖΔΘ͚Ͱ͸ͳ͍ ஫ҙ
61. !5",",*/( ϞϒϓϩάϥϛϯάΛɺ
    ΍ͬͯΈͯ΋
    ΍ͬͯΈͳͯ͘΋
    ΍ͬͯΈͯ͏·͍͔͘ͳͯ͘΋
    ͳΜ͍͍ͩͬͯ
62. !5",",*/( ूஂ ✓ ूஂʹਓͷू߹
    ✓ ΞαΠϯ͞Εͯ͜ͳ͢
    ✓ ड͚਎ͳ࢟੎ νʔϜ ৔ ✓ νʔϜʹ৔
    ✓ νʔϜʹߩݙ͢Δ
    ✓ ೳಈతͳ࢟੎
    lू·ͬͯ͘Δz
    lूΊΒΕΔz
63. !5",",*/( ৔ νʔϜͱ৺ཧత҆શੑͷؔ܎ ৺ཧతʹ҆શ͔ͩΒ
    ਓ͕ू·ͬͯ͘Δ
64. !5",",*/( ৔ Ϟϒϓϩάϥϛϯά͸·͞ʹ͜ͷߏਤ Ϟ
    ϒ
65. !5",",*/( ࣗ෼ͷνʔϜʹ͍ͭͯɺ
    ໨ࢦ͢νʔϜʹ͍ͭͯߟ͑Δ͖͔͚ͬ
    ʹͳΔ͔΋͠Εͳ͍
66. !5",",*/( -FUT
    .PC
     !5",",*/(