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Ruby on Rails 最初の一歩
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tdak
December 21, 2019
Programming
5k
5
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Ruby on Rails 最初の一歩
TokyoGirls.rb#2 の発表資料です。
(資料作成に使っていた Mackbook が不調で修正できないため、発表時のまま公開します)
tdak
December 21, 2019
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Transcript
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͖ͨͩ͋ !UEBLBL ☕⚾
ࠓ͍ͬͯΔ͜ͱ
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৽ਓ͞Μ
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৽ਓ͞ΜҎ֎
ɾνʔϜʹ৽ਓ͞Μ͕͍Δ ɾڭ͑ํʹΜͰ͍Δ ɾͲΜͳ13Λ࡞ͬͨΒ͍͍ʁ ʜʜͱ͍͏ਓ
ࠓͷͷதͰɺ Կ͔ͪΐͬͱͰ ͓ࣄʹ׆͔ͤΔ͜ͱ͕ ͋ͬͨΒخ͍͠Ͱ͢ʂ
ڭ͑Δͱ͖ʹ େʹ͍ͯ͠Δ͜ͱ
ϓϩάϥϛϯά ָ͍͠ʂ
ίϯϐϡʔλ ͓͠Ζ͍ʂ
νʔϜ։ൃ Α͍ʂʂʂ
ɾϓϩάϥϛϯάָ͍͠ʂ ɾίϯϐϡʔλ͓͠Ζ͍ʂ ɾνʔϜ։ൃΑ͍ʂʂʂ
ʜͱ͍͏͜ͱͰ
ɾυΩϡϝϯτͷา͖ํ ɾָ͍͠σόοάํ๏ ɾ͍͞͠13ͷॻ͖ํ
3VCZ3BJMTؔ࿈ͷ υΩϡϝϯτͷ า͖ํʢಡΈํʣ
͜ΜͳػೳΛ ࣮͍ͨ͠ʂ
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άάͬͯΈΑ͏ʂ
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ใ͕ͨ͘͞Μ ग़ͯ͘Δʂʂ
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ίϐϖͨ͠Β ಈ͍͔ͨΒ ͜ΕͰ͍͍͔ʜ
ͪΐͬͱͬͯʂ
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IUUQTXXXSVCZMBOHPSHKBEPDVNFOUBUJPO ͍ͬͯΔ όʔδϣϯΛબ
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ΤΠϦΞεΛΕͨΓ ৽͍͠ൃݟ͕͋ͬͨΓ ؆ܿͳྫ͕͋ͬͨΓ
ެࣜͷ҆৺ײ
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3VCZ.JOFͳͲͷ ػೳΛͬͨΓ
ςετίʔυΛ ׆༻͢Δͷ ͍͍ͱࢥ͍·͢ʂ
Τϥʔϝοηʔδͱ ίʔυΛಡΜͰ ఘΊ͕ͣΜΖ͏ʂ
ϨϏϡΞʔʹ ͍͞͠ 13ͷॻ͖ํ
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ɾΓ͍ͨ͜ͱ ɾରԠͨ͜͠ͱ͍ͯ͠ͳ͍͜ͱ ɾը໘ͷΩϟϓνϟ มߋ͕͋Ε ɾಈ࡞֬ೝʹඞཁͳखॱ
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Γ͍ͨ͜ͱ తΛ۩ମతʹ
ରԠͨ͜͠ͱ ରԠ͍ͯ͠ͳ͍͜ͱ ͖ͪΜͱ໌ه
ɾΓ͍ͨ͜ͱ ɾରԠͨ͜͠ͱ͍ͯ͠ͳ͍͜ͱ ɾը໘ͷΩϟϓνϟ มߋ͕͋Ε ɾಈ࡞֬ೝʹඞཁͳखॱ CVOEMFJOTUBMMͱ͔SBJMTECNJHSBUFͱ͔
ิΛॻ͘
ಛʹݟͯཉ͍͠ͱ͜Ζ Μͩͱ͜Ζ ϐϯϙΠϯτͰίϝϯτ
దͳྔͰग़͢
جຊػೳ୯Ґͩͱ ϨϏϡΞʔخ͍͠
ͰҰػೳͷ͕ࠩ େ͖͔ͬͨΒʁ
͞Βʹׂʂ
ɾΓ͍ͨ͜ͱ ɾରԠͨ͜͠ͱ͍ͯ͠ͳ͍͜ͱ ɾը໘ͷΩϟϓνϟ มߋ͕͋Ε ɾಈ࡞֬ೝʹඞཁͳखॱ
͍͍ײ͡ͷίϛοτ
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ϨϏϡʔޙͷରԠ
ඞͣ͠ ϨϏϡΞʔͷࢦఠ௨Γ ͢ඞཁͳ͍
ͩ͜ΘΓ͕͋ΔͳΒ ͑Δͷେࣄʂ
ෆ໌࣭ͯ͠ ϨϏϡΞʔͷҙਤΛ ֬ೝ͢Δͷେࣄʂ
ϨϏϡΞʔਓͷࢠ ͳͷͰʜʜ
ϨϏϡΞʔͱͯ͠
ͳͥʁͱࢥͬͨΒ ·ͣҙਤΛ֬ೝ
मਖ਼ͨ͠ํ͕͍͍ ࠜڌ͕͋Ε ͳΔ͘ιʔεΛఏࣔ
Ͱ͖Ε͓ޓ͍ ೲಘͰ͖Δ·Ͱ ͨ͠ΓௐͨΓ
ίʔυϨϏϡʔ ίϛϡχέʔγϣϯ
ɾυΩϡϝϯτͷา͖ํ ɾָ͍͠σόοάํ๏ ɾ͍͞͠13ͷॻ͖ํ
ϓϩάϥϛϯάΛ ࢝Ί͔ͨΓͷ ํ
ࠓ͓͖͠Εͳ ͔ͬͨ͜ͱ ͨ͘͞Μ͋Γ·͢
େมͳͱ͖Ήͱ͖ ͨ͘͞Μ͋Δͱࢥ͍·͢
ͻͱΓͰ·ͳ͍ʂ
୭͔ʹཔͬͯΈͨΓ
ؾసΛͨ͠Γ
যΒͳͯ͘େৎ
Ώͬ͘ΓͰ ҰาͣͭͰ͍͍ ਐΜͰ͍͚ͨΒૉఢ
ϓϩάϥϛϯά ָ͍͠ʂ
ʜͱ͍͏ؾ࣋ͪΛ ࣋ͪଓ͚ͯΒ͑ͨΒ خ͍͠Ͱ͢ʂʂ
͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ
࣭͋͝Ε ٳܜ࣌ؒ ࠙ձͰʂ
͋ɺ͋ͱ $MBTTJʹڵຯ͋Δʂ ͱ͍͏ํ͓ؾܰʹ ͓Λ͓͔͚͍ͩ͘͞
εςοΧʔ ͖࣋ͬͯͨͷͰɺ Α͔ͬͨΒͲ͏ͧʂ