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ϓϩΛ໨ࢦ͢ਓͷͨΊͷ Rubyೖ໳ (νΣϦʔຊ) ΛֶΜͰͭ·͍ͣͨͱ͜Ζ

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ࣗݾ঺հ ২໦ ٛ५ twitter @yoshihiroUeki ϑΟϤϧυϒʔτΩϟϯϓͰ ֶΜͰ·͢

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͸͡Ίʹ

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νΣϦʔຊಡΜͰ͍ͯͭ·͍ͣͯຊͱ ʹΒΊͬ͜͢Δࣄ͕͋Γɺ ͜͏Ώ͏ֶͼํΛ͢Ε͹ྑ͔ͬͨͳʔͬͱ ࢥͬͨࣄΛൃද͍ͨ͠ͱ͓΋͍·͢

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ൃදͷྲྀΕ ͸͡Ίʹ ൃදͷྲྀΕͷઆ໌ ͭ·͍ͣͨॴͷઆ໌ ͜͏Ώ͏ֶͼํΛ͢Ε͹ྑ͔ͬͨࣄ:ରࡦᶃʙᶉ ·ͱΊ ࠓ͜͜

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໨త νΣϦʔຊΛ͜Ε͔ΒಡΉਓ΍ ࠓಡΜͰΔਓ ΋͏Ұ౓෮श͠Α͏ͱ͍ͯ͠Δਓ ಉ͡ॴͰͭ·͍͍ͮͯΔ͔΋஌Εͳ͍ͷͰڞ༗ ͠Α͏ͱࢥ͍·ͨ͠

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஫ҙ RubyΛҰ௨ΓֶΜͰ͍Δ͔ͨ͸ಘΒ ΕΔࣄ͸গͳ͍͔΋Ͱ͢

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ͭ·͍ͣͨॴ 7ষ 7.4.3 ྫ୊ɿɹվࡳػϓϩάϥϜ

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ൃදͷεϥΠυʹ͋Δίʔυʹ͍ͭͯ ϓϩΛ໨ࢦ͢ਓͷͨΊͷRubyೖ໳ͷ7ষɺ 7.4.3ɹྫ୊ɿվࡳػϓϩάϥϜͷίʔυΛҾ༻͍ͯ͠·͢ɻ

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γφϦΦ͸ʁ

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ӡ௞͕଍Γ͍ͯΔ͔Ͳ͏͔Λ൑ผ͢Δ 150ԁͷ੾ූΛߪೖ͢Δ കాͰೖ৔͠ɺࡾࠃͰग़৔͢Δ ظ଴͢ΔޮՌ:ग़৔Ͱ͖ͳ͍

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ͦͯࣸ͠ܦ͠·ͨ͠

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ຊॻʹ͋Δ γʔέϯεਤΛݟΔ

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ࣸܦͨ͠ίʔυͱ γʔέϯεਤ Έͯ΋Θ͔Βͳ͍

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ςετίʔυͰ Τϥʔ΋ͰΔ

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Ͳ͏͠Α͏ʙ

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͚͕࣌ؒͩա͗Δ

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͜͏Ώ͏ֶͼ͔ͨ ͢Ε͹ྑ͔ͬͨࣄ

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ରࡦᶃ

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·ͣ͸ຊΛ ࠷ޙ·Ͱ ಡΈ੾Δ

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ࣸܦͨ͠ίʔυͷ ޡΓʹؾ͚ͮΔ

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Ұ౓೰ΜͰ͍ΔՕॴΛ ཭ΕͯΈΔࣄͰ ؾ෇͚Δࣄ͕͋Δ

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ରࡦᶄ

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ࣗ෼Ͱ΋γʔέϯεਤ Λ͔͍ͯΈΔ

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গͣͭ͠Πϝʔδ͕ ௫ΜͰ͘Δ

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ରࡦᶅ

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ίϝϯτ͢Δ

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Ҏલ͸

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Մಡੑ͋͛ΔͨΊʹ ίϝϯτ͸߇͚͑ͯͨ Ͳ

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ਓʹݟͤͣʹࣗ෼͕ ཧղ͢ΔҝͩͬͨΒ ͍͍͔΋

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·ͩश͍ͨͯͷਓ͸

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ରࡦᶆ

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ෳ਺ͷίʔυΛ දࣔͤ͞Δ

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Ҏલ͸

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̍ͭ̍ͭ ϑΝΠϧΛ ։͍ͯͨ

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Πϝʔδ͕ͭ ͔Ίͳ͍

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ෳ਺ͷϑΝΠ ϧΛදࣔ

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ෳ਺දࣔ͢ࣄͰ ೺Ѳ͠΍͍͢ʂ

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ରࡦᶇ

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γʔέϯεਤͱ ίʔυΛࢦ͞͠ͳ͕Β ૝૾্ͷਓʹ੠Λͩ͠ͳ͕ Βઆ໌͢Δ

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ࢦΛ͞͠ͳ͕Βઆ໌͢ ΔաఔͰ಄ͷத͕੔ཧ ͞ΕΔ

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Կ͕ཧղͰ͖ͯͳ͍͔ ໌֬ʹͳΔ

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ରࡦᶈ

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ίʔυΛݱ࣮ੈք ʹ౤Өͤ͞Δ

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ྫ͑͹ͪ͜Βͷ ίʔυ

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umeda = Gate.new(:umeda) Ͱകా(umeda)ʹվࡳ͕Ͱ͖Δɻ ेࡾ(juso)΋.newͰಉ͡Α͏ʹͰ͖ Δɻ Ticket.newͰ150ԁ෼ͷ੾ූΛߪೖ ͢Δɻ ͱ͍͏ྲྀΕͰݱ࣮ʹകా͔Βɺ੾ ූΛങͬͯվࡳ௨ͯ͠ɺվࡳΛग़ ΔͱΠϝʔδͯ͠ΈΔɻ

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खॻ͖Ͱॻ͍ͨ γʔέϯεਤ

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ͱ

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ίʔυΛݟൺ΂ͳ͕Β ૝૾ͯ͠ΈΔͱཧղ ͕ਐΉ

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ରࡦ͸ऴΘΓ

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ͦΕͰ͸ཧղ͸׬ᘳͰ ͢Ͷʁ

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ͱݴΘΕΔͱࣗ৴ ͸ͳ͍

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͚ͲɺςΩετͱʹΒΊͬͯ͜͠ ͍ͨҎલͱൺ΂Ε͹ཧղ͸ਐΜͩ ͱ͓΋͍·͢

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·ͱΊ

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৭ʑͳ֯౓͔Β ཧղ͢Δͷ͸ େ੾ͩͱֶͼ·ͨ͠

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ࣗ෼Ұਓͩͱ ৭ʑͳ֯౓͔Βཧղͷ࢓ํ͢Δൃ૝͸ ͜͜·Ͱ͸ੜ·Εͳ͔͔ͬͨ΋Ͱ͢

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ΞυόΠεΛ͘Εͨ ஥͕͍ؒͯ͘Εͯ ຊ౰ʹײँͰ͢

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ऴΘΓ ͝ਗ਼ௌ͋Γ͕ͱ͏ ͍͟͝·ͨ͠