モブプログラミングという開発スタイル、あるいは生産性について / On development style called mob programming, or productivity

by futabooo

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Ϟϒϓϩάϥϛϯάͱ͍͏։ൃελΠ ϧɺ͋Δ͍͸ੜ࢈ੑʹ͍ͭͯ @futabooo eureka Meetup #10 -PairsͷAndroid։ൃͷཪଆ- #eureka_meetup

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2 About me 4FOJPS&OHJOFFS4DSVN.BTUFSBUFVSFLB *OD +BWB ,PUMJO (PMBOH 5ZQF4DSJQU "OHVMBS+4 'BOUBTZ&BSUI;FSP T$3:FE 4QMBUPPO GVUBCPPP ɹɹTakahiro Futagawa 2

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3 About eureka ձࣾ֓ཁ ैۀһ਺ ໊ʢฏۉ೥ྸࡀʣ ࣄۀ಺༰ ࣗࣾαʔϏεاըɾ։ൃɾӡӦ 1BJST $PVQMFT

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4 Agenda Ϟϒϓϩάϥϛϯάͱ͸ ͳͥϞϒϓϩάϥϛϯάͳͷ͔ 1BJST"OESPJEνʔϜͰͷϞϒϓϩάϥϛϯά ΍ͬͯΈͯΘ͔ͬͨ͜ͱ ·ͱΊ

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Ϟϒϓϩάϥϛϯάͱ͸

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6 Ϟϒϓϩάϥϛϯάͱ͸ ಉ͡࢓ࣄ ಉ͡৔ॴ ಉ࣌ؒ͡ ಉ͡ίϯϐϡʔλ

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7 Ϟϒϓϩάϥϛϯάͱ͸ υϥΠόʔ खΛಈ͔͢ਓ φϏήʔλʔ ߟ͑ͯޱΛಈ͔͢ਓ υϥΠόʔͱφϏήʔλʔΛ Ұఆ࣌ؒͰϩʔςʔγϣϯ

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https://speakerdeck.com/takaking22

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ͳͥϞϒϓϩάϥϛϯάͳͷ͔

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10 ͳͥϞϒϓϩάϥϛϯάͳͷ͔ ৽͍͜͠ͱΛ࢝ΊΔͷʹφΠεͳλΠϛϯά

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11 ͳͥϞϒϓϩάϥϛϯάͳͷ͔ ݄ʹେ෯ͳ૊৫มߋ ৽͍͜͠ͱΛ࢝ΊΔͷʹφΠεͳλΠϛϯά

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12 ͳͥϞϒϓϩάϥϛϯάͳͷ͔ ݄ʹେ෯ͳ૊৫มߋ 1BJSTࣄۀ෦શମͷΧϯόϯΛ ࢖͍࢝Ίͨ ৽͍͜͠ͱΛ࢝ΊΔͷʹφΠεͳλΠϛϯά

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૊৫มߋલͷ͋Δ೔ͷ1on1

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)FBE ݄͔Β৽૊৫ମ੍ʹͳΔ͚ͲɺͲ͏΍ͬͯߦ͜͏͔

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)FBE ݄͔Β৽૊৫ମ੍ʹͳΔ͚ͲɺͲ͏΍ͬͯߦ͜͏͔ ϞϒϓϩάϥϛϯάͰ΍ͬͯߦ͖·ͤΜ͔ʁ ࢲ

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)FBE ݄͔Β৽૊৫ମ੍ʹͳΔ͚ͲɺͲ͏΍ͬͯߦ͜͏͔ ϞϒϓϩάϥϛϯάͰ΍ͬͯߦ͖·ͤΜ͔ʁ ࢲ ฐࣾʹདྷͯ͘ΕͯΔΞδϟΠϧίʔν͕ ڭ͑ͯ͘Εͨํ๏΍ͬͯΈ͍ͨ

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)FBE ݄͔Β৽૊৫ମ੍ʹͳΔ͚ͲɺͲ͏΍ͬͯߦ͜͏͔ ϞϒϓϩάϥϛϯάͰ΍ͬͯߦ͖·ͤΜ͔ʁ ࢲ ͍͍Ͷʂ΍Ζ͏ʂ )FBE ฐࣾʹདྷͯ͘ΕͯΔΞδϟΠϧίʔν͕ ڭ͑ͯ͘Εͨํ๏΍ͬͯΈ͍ͨ

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)FBE ݄͔Β৽૊৫ମ੍ʹͳΔ͚ͲɺͲ͏΍ͬͯߦ͜͏͔ ϞϒϓϩάϥϛϯάͰ΍ͬͯߦ͖·ͤΜ͔ʁ ࢲ ͍͍Ͷʂ΍Ζ͏ʂ )FBE ฐࣾʹདྷͯ͘ΕͯΔΞδϟΠϧίʔν͕ ڭ͑ͯ͘Εͨํ๏΍ͬͯΈ͍ͨ ࢲ Α͠ʂ

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ΊͰͨ͠ΊͰͩ͠

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PairsAndroidνʔϜͰͷ Ϟϒϓϩάϥϛϯά

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21 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ਓνʔϜͷνʔϜ੍ جຊతʹ͸੮ͰɺͭͷσΟεϓϨΠͰࣗ෼ͷ1$Λ࢖͏ ͍͍ͩͨϲ݄͙Β͍ͰνʔϜͷϝϯόʔΛೖΕସ͑ υϥΠόʔ͸൪φϨοδ͕ແ͍ͱࢥ͏ਓ͕΍Δ ٳܜͨ͘͠ͳͬͨΒٳܜ͢Δ ϝϯόʔ͕গͳ͍࣌ͷ࣌ؒͷ࢖͍ํ͸ࣗ༝

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22 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά 3ਓ1νʔϜͷ2νʔϜ੍

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23 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ΞςφνʔϜ ΨΠΞνʔϜ 3ਓ1νʔϜͷ2νʔϜ੍

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24 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ΞςφνʔϜ ΨΠΞνʔϜ 3ਓ1νʔϜͷ2νʔϜ੍

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25 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά جຊతʹ͸੮Ͱɺ1ͭͷσΟεϓϨΠͰࣗ෼ͷPCΛ࢖͏

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26 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά جຊతʹ͸੮Ͱɺ1ͭͷσΟεϓϨΠͰࣗ෼ͷPCΛ࢖͏ ࢝Ίͨࠒ͸ελϯσΟϯάͷେ͖͍σΟ εϓϨΠͱߴ͍Ҝࢠ͔ͭͬͯ΍ͬͯͨ ࠊ͕௧͘ͳΔͷͰࣗ੮ͷྑ͍Ҝࢠ͔ͭ͏ Α͏ʹͨ͠

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28 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ͍͍݄ͩͨ1͙Β͍ͰνʔϜͷϝϯόʔΛೖΕସ͑Δ

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29 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ͍͍݄ͩͨ1͙Β͍ͰνʔϜͷϝϯόʔΛೖΕସ͑Δ ݄

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30 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ͍͍݄ͩͨ1͙Β͍ͰνʔϜͷϝϯόʔΛೖΕସ͑Δ ݄ ݄

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31 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ͍͍݄ͩͨ1͙Β͍ͰνʔϜͷϝϯόʔΛೖΕସ͑Δ ݄ ݄ ݄

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32 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ͍͍݄ͩͨ1͙Β͍ͰνʔϜͷϝϯόʔΛೖΕସ͑Δ ҟͳΔ։ൃͰಘ͍ͯΔφϨοδͷฏۉԽ νʔϜͰڧ͘ͳΔ Πϝʔδ͸ӈͷؙͷΑ͏ʹॏͳΔ໘ੵΛ૿ ΍͍͖͍ͯͨ͠

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33 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά υϥΠόʔ͸1൪φϨοδ͕ແ͍ͱࢥ͏ਓ͕΍Δ υϥΠόʔͷख͕ࢭ·Δ Կ͔ߟ͑ͯΔ Կ͔ࠔͬͯΔ φϏήʔλʔ͕αϙʔτͯ͋͛͠Δ υϥΠόʔ͕ཧղ্ͨ͠ͰίʔυΛॻ͘

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34 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ٳܜͨ͘͠ͳͬͨΒٳܜ͢Δ Ϟϒϓϩ΍ͬͯΈΔͱ࣌ؒΛ๨Εͯ࡞ۀ ͯ͠͠·͏ ؾͮ͘ͱ͓னͱ͔͋Δ దٓٳܜ͕ඞཁ ٳܜ͸େࣄʂʂ

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http://mobster.cc/

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36 PairsAndroidνʔϜͰͷϞϒϓϩάϥϛϯά ϝϯόʔ͕গͳ͍࣌ͷ࣌ؒͷ࢖͍ํ͸ࣗ༝ ϞϒϓϩͰ΍ͬͯͨ࡞ۀΛਐΊͯ΋ྑ͍ ؾʹͳͬͯͨࣗಈԽΛਐΊͯ΋ྑ͍ ΠϯαΠτΛಘΔ৘ใऩूͯͯ͠΋ྑ͍ .5(Ͱ཭੮ ϞϒϓϩͰ͖ͳ͍

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4݄͔Β࢝Ίͯि1ͷৼΓฦΓձΛܦͯ ͜ͷελΠϧ΁

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΍ͬͯΈͯΘ͔ͬͨ͜ͱ

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39 ΍ͬͯΈͯΘ͔ͬͨ͜ͱ ಉ࣌ʹͰ͖Δ։ൃλεΫ͸ݮͬͯΔ͕εϐʔυ͕མͪͯΔײ͡͸ແ͍ ઃܭ͔ΒϞϒͰ΍Δͱઃܭ͕ܾ·Δͷ΋ૣ͍ؾ͕͢Δ ࡞ۀޮ཰61ͳφϨοδ΋ͦͷ৔Ͱڞ༗Ͱ͖Δ ͨ·ʹ͸ਓͰΨοͱूதͯ͠ίʔυॻ͖͍ͨཉʹ͔ΒΕΔ͜ͱ΋͋Δ ࣗ෼͕ͳͥͦ͏ߟ͑ͨͷ͔Λৗʹޱʹग़ͯ͠ڞ༗ͯ͠ΔͷͰࣗ෼ͷཧղ΋ਂ·Δ FUDʜ

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40 ΍ͬͯΈͯΘ͔ͬͨ͜ͱ ಉ࣌ʹͰ͖Δ։ൃλεΫ͸ݮͬͯΔ͕εϐʔυ͕མͪͯΔײ͡͸ແ͍

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41 ΍ͬͯΈͯΘ͔ͬͨ͜ͱ ಉ࣌ʹͰ͖Δ։ൃλεΫ͸ݮͬͯΔ͕εϐʔυ͕མͪͯΔײ͡͸ແ͍ ணखʙ׬ྃ·Ͱ େମ6೔Ҏ಺

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42 ΍ͬͯΈͯΘ͔ͬͨ͜ͱ ಉ࣌ʹͰ͖Δ։ൃλεΫ͸ݮͬͯΔ͕εϐʔυ͕མͪͯΔײ͡͸ແ͍ ͱ͸͍͑ྔ͸ݮ͍ͬͯΔͷͰ͸ʁʁ

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43 ΍ͬͯΈͯΘ͔ͬͨ͜ͱ ೥຤೥࢝ʹൺ΂ͨΒݮ͍ͬͯΔ͕ɺશମͰݟΔͱͦ͏Ͱ΋ͳ͍

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Ϟϒϓϩάϥϛϯά͸͍͍ͧʂ

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΋͏গ͠ิ଍

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Ϟϒϓϩάϥϛϯά͸ ϑϩʔޮ཰ੑΛߴΊΔ

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ϑϩʔޮ཰ੑʁʁ

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48 ϑϩʔޮ཰ੑͱ͸ ػೳϦϦʔε·ͰͷϦʔυλΠϜΛ୹ ͘͢Δ͜ͱʹϑΥʔΧε͢Δ

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49 Ϧιʔεޮ཰ੑͱ͸ Քಇ཰Λ100ˋʹ͢Δ͜ͱʹϑΥʔΧ ε͢Δ

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Ϟϒϓϩάϥϛϯά͸ ϑϩʔޮ཰ੑΛߴΊΔ

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https://www.slideshare.net/i2key/xpjug

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·ͱΊ

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53 ·ͱΊ Ϟϒϓϩάϥϛϯά͸ϑϩʔޮ཰ੑΛߴΊΔಇ͖ํ

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54 ·ͱΊ Ϟϒϓϩάϥϛϯά͸ϑϩʔޮ཰ੑΛߴΊΔಇ͖ํ Ϟϒϓϩάϥϛϯά͸φϨοδڞ༗ΛϦΞϧλΠϜͰ΍Δಇ͖ํ

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55 ·ͱΊ Ϟϒϓϩάϥϛϯά͸ϑϩʔޮ཰ੑΛߴΊΔಇ͖ํ Ϟϒϓϩάϥϛϯά͸φϨοδڞ༗ΛϦΞϧλΠϜͰ΍Δಇ͖ํ Ϟϒϓϩάϥϛϯά͸νʔϜͰڧ͘ͳΔಇ͖ํ

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56 ·ͱΊ Ϟϒϓϩάϥϛϯά͸ϑϩʔޮ཰ੑΛߴΊΔಇ͖ํ Ϟϒϓϩάϥϛϯά͸φϨοδڞ༗ΛϦΞϧλΠϜͰ΍Δಇ͖ํ Ϟϒϓϩάϥϛϯά͸νʔϜͰڧ͘ͳΔಇ͖ํ Ϟϒϓϩάϥϛϯά͸ಇ͖ํʢ޷͖ݏ͍΋͋Δʣ ΦΧϜϥͷγϧϑΟ͸͍͍ͧʂ

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͍͞͝ʹ

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Ϟϒϓϩάϥϛϯά͸͍͍ͧʂͱͲΜͳʹ ݴͬͨͱ͜ΖͰɺମݧͯ͠΋ΒΘͳ͍͜ͱ ʹ͸ྑ͞͸෼͔Βͳ͍͔΋͠Ε·ͤΜɻ ෼͔Μͳ͍͜ͱ͸΍ͬͯΈͯɺବ໨ͳΒ΍ ΊΕ͹ྑ͍ɻବ໨ͳ͜ͱ͕Θ͔Δͷ΋େ੾ɻ ΍ͬͯΈ·͠ΐ͏