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ʮRailsͰ·ͩফ͍ͯ͠Δͷʁʯ ─Β͕RailsͰઓ͍ଓ͚Δཧ༝─ 2017.12.09 Rails Developers Meetup 2017 Rails Developers Meetup 2017 1
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ࣗݾհ • Toshimaru • Twi,er: toshimaru_e • GitHub: toshimaru • ࢠҭͯฃಆத ! • ࠷ۙخ͔ͬͨ͜͠ͱ: OSSͱͯ͠ެ։͍ͯ͠Δgem͕Bootstrapʹ ΘΕͨ " Rails Developers Meetup 2017 2
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ʮRails(Ruby) Ͱ·ͩফ͍ͯ͠Δͷʁʯ Rails Developers Meetup 2017 3
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ʮRails(Ruby) Ͱ·ͩফ͍ͯ͠Δͷʁʯ ͱݴΘΕΔͱ͖ • Twi%erࣾ ͕ Rails ΛΊͯ Scala ʹγϑτͨ͠ͱ͖ • Elixir/Phoenix ͕಄͖ͯͨ͠ͱ͖ • GoͷϓϩμΫγϣϯ࣮͕૿͑ͨͱ͖ • ISUCONͰRubyνʔϜ͕ෛ͚ͨͱ͖ Rails Developers Meetup 2017 4
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ʮWhy Ruby on Rails?ʯ Rails Developers Meetup 2017 5
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͋ͳͨͳΒͲ͏͑·͔͢ʁ Rails Developers Meetup 2017 6
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Why Ruby on Rails? 2ͭͷ͍ʹղ͢Δ͜ͱ͕Ͱ͖Δ 1. Why Ruby? 2. Why Rails? Rails Developers Meetup 2017 7
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Why Ruby? Rails Developers Meetup 2017 8
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φΠεͳRubyίϛϡχςΟ • MINASWAN (Matz is nice so we are nice!) • ϑϨϯυϦʔͰφΠεͳίϛϡχςΟ • ฏͳRubyଜ Rails Developers Meetup 2017 9
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Ruby is Made in Japan • RubyͷύύɾMatz • ଟ͘ͷຊਓͷRuby Comi/ers • ຊޠͰͷใͷάάΓ͢͞ɾ࣭ͷ͢͠͞ Rails Developers Meetup 2017 10
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Why Ruby? • ڊେͳRubyGemsࢿ࢈ • ॊೈͳݴޠ༷ʢϞϯΩʔύονɾϝλϓϩɾRuby DSLʣ • งғؾͰॻ͍ͯಈ͘ײੑ • ָ͍͠ϓϩάϥϛϯάମݧ: ʮRubyͷݴޠ༷ࡦఆʹ͓͍ͯ࠷ ॏࢹ͍ͯ͠ΔͷετϨεͳ͘ϓϩάϥϛϯάΛָ͠Ή͜ ͱʯby Matz Rails Developers Meetup 2017 11
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Why Rails? Rails Developers Meetup 2017 12
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RailsΛ؏͘2ͭͷֶ 1. DRY (Don't Repeat Yourself): ಉ͜͡ͱΛ܁Γฦ͞ͳ͍ 2. CoC (Conven9on over Configura9on): ઃఆΑΓن Rails Developers Meetup 2017 13
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ݸਓతʹ... CoC >>>>> DRY Rails Developers Meetup 2017 14
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Ruby on Railsͷֶ 1. DRY • ϓϩάϥϛϯάߦҝʹ͓͍ͯීวతͳߟ͑ํ 2. CoC • Rails͕ఆΊͨRailsಠࣗͷن • ͜ͷنͦ͜RailsͷࠩผԽϙΠϯτͰ͋ΓRails͕༻ҙͨ͠ Railͷຊ࣭ Rails Developers Meetup 2017 15
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Ruby on Railsͷຊ࣭ ηϯεͷྑ͍نʢ=RailʣʹΑͬͯઃఆ͓ΑͼઃܭͷखؒΛ࠷খ ݶʹͨ͠ͷ͕Ruby on Rails Rails Developers Meetup 2017 16
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Ruby on Railsͷຊ࣭ • CoCʹΑͬͯઃఆʹ·ͭΘΔίʔυΛ·Δͬͱݮ • CoCʹΑͬͯઃܭఔͰੜ͡ΔίϛϡχέʔγϣϯίετΛେ ෯ʹΧοτ • ѹతίʔυྔͷগͳ͞ͱੜ࢈ੑͷߴ͞Λ࣮ݱ Rails Developers Meetup 2017 17
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Ruby on Rails ͷ൷ Rails Developers Meetup 2017 18
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ʮʓʓͷํ͕͍Αʯ (e.g. Go) Rails Developers Meetup 2017 19
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ͦ͏ͩͶ Rails Developers Meetup 2017 20
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ʮʓʓͷํ͕͍Αʯ • ύϑΥʔϚϯεཁ͕݅Ϛετͷέʔεʹ͓͍ͯʢe.g. ࠂ৴ αʔόʔʣͦͦRubyͱ͍͏ݴޠબ͢Δ͖Ͱͳ͍ • ʮ͍ʯͷఆٛΛʮॲཧܥͷ͞ʯͱͨ͠ΒRubyෛ͚Δ͕ɺ ʮ։ൃͷ͞ʯͱͨ͠߹ʹಉ͜͡ͱ͕ݴ͑ΔͩΖ͏͔ʁ • ΤϯυϢʔβʔʹͱͬͯͷ͞ ≠ ॲཧܥͷ͞ʢ͔ͷരαΠ τdev.toRailsͰ͋Δͱ͍͏ࣄ࣮ʣ Rails Developers Meetup 2017 21
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dev.toRailsͰ͋Δͱ͍͏ࣄ࣮ • αʔϏεಛੑͱཁૉٕज़Λਖ਼͘͠ཧղɾѲ্ͨ͠Ͱ࠷దͳ ΞʔΩςΫνϟΛબ͢Δ ͜ͱ͕ॏཁ • dev.to ͷ߹ • Rails (on Heroku) + CDN (by Fastly) • ੩తίϯςϯπΛ࠷େݶCDNϨΠϠʔͰΩϟογϡ Rails Developers Meetup 2017 22
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ʮRails͕͍!ʯͱ͍͏લʹ • ࣗͷΞϓϦέʔγϣϯઃܭςʔϒϧઃܭͷࣦഊͷΛɺ ݴޠϑϨʔϜϫʔΫʹԡ͚͍ͯ͠ͳ͍͔ʁ • ͢Δ͖࠷దԽΛ࣮ࢪ͢Δલʹʮ͍ʂʯͱΓࣺ͍ͯͯͳ ͍͔ʁ Rails Developers Meetup 2017 23
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ͱ͍͑ߴԽͷྗ͋Δ • Ruby 3x3: Ruby3ʹ͚ͯͷRubyͷߴԽ • Shopify/bootsnap: RailsͷىಈߴԽ Rails Developers Meetup 2017 24
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Railsͱ͍͏ٕज़બ • খʙதنWebΞϓϦέʔγϣϯͰ͋ΕेRailsͰઓ͑Δ • ϚΠΫϩαʔϏεԽΛߟ͑ΔखલͷنͰ͋ΕɺRailsϞϊ ϦεͰ ! • 2018Rails༗ޮͳWebΞϓϦέʔγϣϯϑϨʔϜϫʔΫͷ બࢶͰ͋Γଓ͚Δ • ϕλʔΦϧλφςΟϒ͕ग़ݱ͠ͳ͍ݶΓͦ͏ͩΖ͏ Rails Developers Meetup 2017 25
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ʮRailsͰ·ͩফ͍ͯ͠Δͷʁʯ Rails Developers Meetup 2017 26
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ফ͢Δ͜ͱͳ͘ɺ RailsͷϨʔϧʹਖ਼ͬͯ͘͠ ࠷ߴͷDXʢ։ൃମݧʣΛಘ·͢ɻ Rails Developers Meetup 2017 27
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Thanks Rails Developers Meetup 2017 28