RubyKaigi 2022 After Talk

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RubyKaigi 2022Λ;Γ͔͑ͬͯ @a_matsuda

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self 🦐 Name: Akira Matsuda 🦐 Twitter: @a_matsuda 🦐 GitHub: amatsuda

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झຯ 🦐 ϓϩάϥϛϯά 🦐 Ruby 🦐 Ruby on Rails

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झຯ 🦐 Rubyist

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झຯ 🦐 RubyͷΧϯϑΝϨϯε

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झຯ 🦐 RubyͷΧϯϑΝϨϯε 🦐 RubyͷΧϯϑΝϨϯεͷӡӦ

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Disclaimer 🦐 ࠓ೔͜Ε͔Β͓࿩͢͠Δ͜ͱ͸ɺӡӦ νʔϜ͔ΒͷެࣜݟղͰ͸ͳ͘ɺ͢΂ͯ ʮݸਓͷײ૝ʯͰ͢

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ࠓ೥ͷKaigiͷ;Γ͔͑Γɺ͓Αͼઃܭͱ࣮ ૷ͷ࿩ 🦐 ͍͍ͩͨ࣌ܥྻͰ

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2019೥11݄ 🦐 RubyKaigi 2020 in ·ͭ΋ͱͷ४උͷ ਅͬ࠷த

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2019೥11݄ 🦐 ΠϯλʔωοτͰશࠃͷձ৔୳͠Λͯ͠ ͍ͯࡾॏݝ૯߹จԽηϯλʔΛൃݟ

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2019೥12݄ 🦐 RubyKaigi 2021ͷձ৔ͱͯ͠ɺ 2021/3/25 - 27 ͷ༧ఆͰɺࡾॏݝ૯߹จ ԽηϯλʔΛ༧໿

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ͳΜͱɺԼݟʹ΋ߦ ͔ͣʹ͍͖ͳΓձ৔ Λ༧໿͍ͯͨ͠ʂ

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RubyKaigiͷձ৔બఆج४ 🦐 ͏·͍ϝγͱञ 🦐 σΧ͍ձ৔ 🦐 ݱ஍ͷRubyίϛϡχςΟ 🦐 ֗ࣗମͷΩϟύγςΟ 🦐 ަ௨ͷศ 🦐 ؍ޫίϯςϯπ

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🥩 🦐 ⛩ 🦐 ࡾॏݝΑ͘஌Βͳ͍͚Ͳϝγ͕ͱͯ΋   ͏·ͦ͏ʂ 🦐 ࠷ڧΫϥεͷ؍ޫίϯςϯπͷଘࡏ

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2020೥1݄15೔ 🦐 ॳͷձ৔Լݟ

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2020೥1݄15೔ 🦐 ॳͷձ৔Լݟ 🦐 ௡ͷӺલͷ͞ͼΕͬ΀ΓΛݟͯΞηΔ

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ಉ೔໷ 🦐 @দࡕࢢ಺ͷ༗໊͖͢ম͖ళ

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🥩

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͜ͷͱ͖ɺ

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RubyKaigi 2020ͷνέοτൃചΛ։࢝ 🦐 νʔϜͷΈΜͳ͕ू·ͬͯ࡞ۀ͕Ͱ͖ͨ ͷͰ

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🎫

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2020೥1݄16೔(ཌ೔)

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νέοτߪೖ࣌ͷΞϯέʔτʮWhere are you from?ʯ

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νέοτߪೖ࣌ͷΞϯέʔτʮWhere are you from?ʯ

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ϩʔΧϧΦʔΨφΠβʔͷൃݟ 🦐 ໘ࣝ͸શવͳ͔ͬͨ 🦐 ͜ͷ2ਓΛωοτͰ୳͠ग़ͯ͠ಛఆ 🦐 ʮ͍·ࡾॏʹډΔΜ͚ͩͲࠓ͔Βձ͑·ͤΜ͔ʁ ҰॹʹRubyKaigi΍Γ·ͤΜ͔ʁʯΈ͍ͨͳFB ϝοηʔδΛ͍͖ͳΓૹΓ͚ͭͯק༠ʹ੒ޭ

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ϩʔΧϧΦʔΨφΠβʔ͋Γ͕ͱ͏ʂ 🦐 ϑʔυό΢νϟʔ 🦐 🍱(ϩʔετϏʔϑห౰ʂ) 🦐 ϊϕϧςΟ(೔Ӭ͏ͪΘ) 🦐 ձ৔ͱͷ࿈བྷ 🦐 όεձࣾͱͷௐ੔ 🦐 ͦͷଞ͋ΒΏΔϩʔΧϧΞϨϯδϝϯτۀ຿

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RubyKaigiͷձ৔બఆج४ 🦐 ͏·͍ϝγͱञ 🦐 σΧ͍ձ৔ 🦐 ݱ஍ͷRubyίϛϡχςΟ 🦐 ֗ࣗମͷΩϟύγςΟ 🦐 ަ௨ͷศ 🦐 ؍ޫίϯςϯπ

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ࡾॏͰRubyKaigi͕ ࣮ݱͰ͖Δϝυ͕ ཱͬͨʂ

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2020೥2݄ 🦐 ΫϧʔζધμΠϠϞϯυɾϓϦϯηε߸ Ͱ৽ܕίϩφͷूஂײછ͕ൃੜ

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2020೥2݄29೔ 🦐 4݄ʹ༧ఆ͍ͯͨ͠RubyKaigi 2020 in ·ͭ΋ͱͷԆظΛܾఆ

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2020೥3݄ 🦐 தࢭͩதࢭ

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2020೥9݄4೔ɺ5೔ 🦐 RubyKaigi Takeout 2020

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ΫϩʔδϯάͰཌ೥ͷࡾॏ։࠵Λൃද

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Ruby 3.0ϦϦʔεޙͷॳͷKaigiͳͷͰ 🦐 Ruby 3ͷඪޠʮRuby 3x3ʯ 🦐 Ruby 3x 🦐 RubyKaigi ΋ 3x 🦐 RubyKaigi Triple 🦐 ͢ͳΘͪࡾॏʁ

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RubyKaigi 2021 in ࡾॏ 🦐 2021೥7݄༧ఆ

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͜Ε΋݁ہίϩφͰϙγϟͬͯɺ2021೥΋Takeout

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2021೥9݄9೔ - 11೔ 🦐 RubyKaigi Takeout 2021

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ΫϩʔδϯάͰ࠶ͼཌ೥ͷࡾॏ։࠵Λ ൃද

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2022೥9݄ 🦐 ͓Αͦ3೥ӽ͠Ͱͷࡾॏ։࠵Λ͍ͭʹ࣮ݱ

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ͱ͜ΖͰɺKaigiͷ࣮ݱ·Ͱʹ΍Δ͜ͱ 🦐 εϙϯαʔืू 🦐 εϐʔΧʔืू 🦐 ࢀՃऀืू

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💰 εϙϯαʔ

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εϙϯαʔ಺༁ 🦐 ৄࡉͳ΍ͭΛग़ͦ͏ͱࢥ͚ͬͨͲΊΜͲ ͍͔͘͞Β΍ΊͨΜͰ͚͢Ͳɺͬ͘͟Γ ݴ͏ͱɺ

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εϙϯαʔ಺༁ 🦐 ॳεϙϯαʔͷձ͕ࣾଟ͔ͬͨؾ͕͢Δ 🦐 ࠃ಺اۀ͕େ൒ɻւ֎اۀͷεϙϯαʔ ͕ݮͬͨ 🦐 ΧελϜεϙϯαʔ͕ܹݮ

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εϙϯαʔϥϯΫ 🦐 ͍͔͋ΘΒͣRubyεϙϯαʔͷ͝ر๬͕ଟ͗ͯ͢ɺ   நબͷ্ɺԿ͔͓ࣾஅΓ͍͍͍ͤͯͨͩͯ͞Δ 🦐 εϙϯαʔηογϣϯͷ࿮ͷ਺͕ܾ·ͬͪΌͬͯΔͷ Ͱɺر๬͞ΕΔશاۀΛRubyεϙϯαʔʹ͸Ͱ͖ͳ͍ 🦐 நબํ๏͸ݫਖ਼ͳΔ Array#sample Ͱ

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εϙϯαʔϒʔε 🦐 ϒʔεر๬ͷεϙϯαʔ͕ଟ͘ɺڝ૪཰͕ߴ͔ͬͨ 🦐 நબํ๏͸ݫਖ਼ͳΔ Array#sample Ͱ 🦐 ࠓ೥͸ϒʔε෦԰͕ڱ͔ͬͨͷͰ͋Ε͕෺ཧతݶք 🦐 ͦͯ͠ɺདྷ೥ͷεϙϯαʔϒʔεεϖʔε΋ڱ͍Ͱ ͢ʂ͝ΊΜͳ͍͞ʂ

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🔈 εϐʔΧʔ

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εϐʔΧʔ಺༁ 🦐 ৗ࿈͞Μ΋΋ͪΖΜͨ͘͞Μ͍͚ͨͲɺࠓ೥͸ॳε ϐʔΧʔ͕ଟ͔ͬͨؾ͕͢Δ 🦐 ಛʹɺΩʔϊʔτͷ2ਓ͸ͲͪΒ΋ॳొஃʹͯ͠Ωʔ ϊʔτ 🦐 ೔ຊޠɾӳޠൺ཰͸ɺ͍͍ͩͨྫ೥Ͳ͓Γ͔ɺ΍΍ ೔ຊޠଟΊ͙Β͍ʁ

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ͪͳΈʹɺRubyKaigi͸શͯͷτʔΫ͕ӳޠ ͰࢹௌՄೳ 🦐 ࠃࡍΧϯϑΝϨϯεͳͷͰʂ

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࣮͸ɺ೔ => ӳͷಉ࣌௨༁ʹ͸ΊͪΌΊͪΌ ͔͔ۚͬͯΔ 🦐 ͷͰɺ༧ࢉతͳ໘Ͱݴ͏ͱɺͲͪΒ͔ͱ ݴ͑͹ӳޠ࿩ऀ͕૿͑ͯ͘Εͨ΄͏͕خ ͔ͬͨ͠Γ͢Δ

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ࠓ೥ͷλΠϜςʔϒϧͷ૊Έํ 🦐 େϗʔϧ: ॲཧܥτϥοΫ 🦐 தϗʔϧ: ͦͷଞͷτϐοΫ

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ࠓ೥͸ॲཧܥͷ࿩ͷׂ߹͕ྫ೥ʹ΋   ૿ͯ͘͢͠͝ߴ͔ͬͨ

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Ͱ΋ɺ

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Rubyॲཧܥ͍ͬͯΖ͍Ζ͋ΔΜ͚ͩͲɺ 🦐 CRuby 🦐 JRuby 🦐 Rubinius 🦐 Truffle Ruby 🦐 mruby

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ࠓ೥͸CRubyͷ࿩͔͠ͳ͔ͬͨ 🦐 དྷ೥͸ଞͷॲཧܥͷ࿩΋ௌ͖͍ͨͳ͊

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ొஃํࣜ 🦐 ϦΞϧొஃ 🦐 ϦΞϧλΠϜͰΦϯϥΠϯొஃ(Zoom) 🦐 ࣄલ࿥ը͞ΕͨϏσΦΛ্ө

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Zoomొஃํࣜ 🦐 τϥϒϧཁҼ͕Ұ൪ଟͯ͘ӡӦෛՙ͕Ұ ൪ߴ͍ 🦐 དྷ೥͸͜ͷબ୒ࢶ͸φγʹ͍ͨ͠ͳ͊……

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ձ৔ʹདྷΕͳ͔ͬͨ৔߹ͷ   όοΫΞοϓϓϥϯ 🦐 ΈΜͳ΄ͱΜͲZoomͷ༧ఆͩͬͨ 🦐 ࠓ೥͸݁Ռతʹ͸ΈΜͳԿࣄ΋ͳ͘དྷΕ ͪΌ͔ͬͨΒΑ͔ͬͨ

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ίϩφ🦠 🦐 དྷ೥ͷ5݄ͷ࣌఺Ͱਓྨ͕ίϩφΛࠀ෰͠ ͍ͯΔͱ͸ࢥ͑ͳ͍ 🦐 όοΫΞοϓϓϥϯ͸དྷ೥΋ઈରඞཁ 🦐 ZoomφγʹͰ͖Δؾ͕͠ͳ͍͔΋……

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CFP for 2023 🦐 ೥໌͚͙Β͍ʹϓϩϙʔβϧืू։࢝༧ ఆ 🦐 ͳΜͱɺ४උظ͕ؒ͋ͱ3ϲ݄͔͠ͳ͍ʂ 🦐 ͝४උΑΖ͓͘͠ئ͍͠·͢ʂ

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ίϯηϓτ 🦐 RubyͷίʔυΛॻ͍ͯࡽͯ͠Δਓͨͪͷ ࣗຫେձ

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ʮݴޠʹ΋࡞ͬͯΔਓ͕ډΔΜͩʂʯ

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Ruby 🦐 ࡞ऀ͕೔ຊਓͳϝδϟʔݴޠɻ͜Μͳͷϓϩάϥϛϯά ͷྺ࢙࢝·ͬͯҎདྷ͸͡Ίͯ 🦐 ͔͠΋ಉ࣌୅ʹੜ͖ͯΔਓͳͷͰձ͍ʹߦ͚͹฼ࠃޠͰ ձ࿩Ͱ͖Δ 🦐 ࣮ࡍʹखΛಈ͔͍ͯ͠Δίϛολʔͨͪͷଟ͘΋೔ຊਓ 🦐 ͭ·ΓɺҰ࣍৘ใʹࣗ෼ͷ฼ࠃޠͰΞΫηεͰ͖Δ

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Ruby 🦐 ࠓ͜ͷ࣌୅ʹ೔ຊਓͱͯ͠RubyϓϩάϥϚʔΛ΍ͬͯ Δͱ͍͏޾ͤ 🦐 ͜Μͳମݧ΄͔ͷݴޠ͡Όઈରͳ͍ 🦐 Ή͠Ζɺ͔ͤͬ͘೔ຊޠ͕஻ΕΔͷʹ׶͑ͯRubyΛ ΍ͬͯͳ͍ϓϩάϥϚʔͬͯΑͬΆͲϔιۂ͕ΓͩΑ Ͷʁʁ

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🥷 ࢀՃऀ

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ࢀՃऀ 🦐 ΦϑϥΠϯɾΦϯϥΠϯ 🦐 ࠃ಺ɾւ֎ 🦐 ৗ࿈ɾॳࢀՃ

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ΦϑϥΠϯࢀՃऀ͸300ਓ͙Β͍͔ͳɺͱ༧ ଌͯͨ͠ 🦐 ݁ہɺ֖Λ։͚ͯΈͨΒ700ਓ͙Β͍དྷ ͯΞϫΞϫͨ͠ 🦐 ೔ຊਓଟΊ(͜Ε͸͠ΐ͏͕ͳ͍) 🦐 ॳࢀՃऀ͕ͱͯ΋ଟ͔ͬͨʂ

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ΦϯϥΠϯͷ΍ͭ 🦐 @sora_h ͞Μ͕શ࣮ͯ૷

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·ͱΊ

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·ͱΊ 🦐 RubyKaigi 2022͸Ͳ͏͔ͩͬͨʁ

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RubyKaigi 🦐 ָ͔ͬͨ͠ʂ 🦐 શࢀՃऀͷதͰɺࣗ෼͕ѹ౗తʹҰ൪ RubyKaigiΛָ͠ΜͰΔࣗ৴͋Δ 🦐 େ੒ޭͩͬͨɺͱࢥ͏

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ࡾॏͰͷ3೥ͿΓͷϦΞϧ։࠵ 🦐 ෆ҆ཁૉ͸ͨ͘͞Μ͚͋ͬͨͲɺؾʹ͗ͯ͢͠΋͠ΐ͏͕ͳ͍ 🦐 ӡӦʹͱͬͯͷෆ҆ཁૉΛݮΒͯ֬͠౓ΛߴΊΔʹ͸ɺຖ೥౦ژͰɺຖ ೥ಉ͡ձ৔Ͱ΍Ε͹͍͍ 🦐 ͦΕ͡Όͭ·Μͳ͍ 🦐 KaigiͷӡӦ͕ͨͩͷ࡞ۀɾ͓࢓ࣄʹͳͬͪΌ͏ 🦐 ຖ೥มԽ͍ͨ͠ 🦐 มԽΛָ͠Έ͍ͨ

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RubyKaigiͷӡӦ͸ɺ͜Ε͔Β΋νϟϨϯδ Λଓ͚͍͖ͯ·͢

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དྷ೥ͷKaigi͸Ͳ͏ͳΔ͔Θ͔Γ·ͤΜʂ 🦐 Ӷҙاըத 🦐 ͖ͬ͞΋ݴ͚ͬͨͲɺ೥໌͚͙Β͍ʹϓ ϩϙʔβϧืू։࢝༧ఆ

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དྷ೥ͷձ৔ 🦐 ·ͭ΋ͱࢢຽܳज़ؗ

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·ͭ΋ͱࢢຽܳज़ؗ 🦐 ʮ·ͭ΋ͱʯ͕ͻΒ͕ͳʂ

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ͦͯ͠࠶དྷ೥ͷRubyKaigi 🦐 ։࠵஍͢Βܾ·ͬͯͳ͍ 🦐 དྷ೥·ͭ΋ͱͷΫϩʔδϯάͰΞφ΢ϯ ε͸͍ͨ͠ͷͰɺ·ͭ΋ͱͷӡӦͷಉ࣌ ฒߦͰ࠶དྷ೥ͷձ৔ͷબఆͳΜ͔Λ΍ͬ ͍͔ͯͳ͍ͱ͍͚ͳ͍

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࠶དྷ೥Ҏ߱ͷ։࠵஍ืू 🦐 ͏·͍ϝγͱञ 🦐 σΧ͍ձ৔ 🦐 ݱ஍ͷRubyίϛϡχςΟ 🦐 ֗ࣗମͷΩϟύγςΟ 🦐 ަ௨ͷศ 🦐 ؍ޫίϯςϯπ

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௡ࢢͰ΋΍Εͨͷ͸Α͔ͬͨ 🦐 ͋Ε͚ͩަ௨ͷศ͕ѱͯ͘͞ͼΕͯͯ Rubyist͕͍Δ͔Ͳ͏͔΋Θ͔Μͳ͍Α ͏ͳ֗Ͱ΋ɺ΍ͬͯΈΕ͹ͳΜͱ͔ͳΔ ͜ͱ͕Θ͔ͬͨ