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Re:valua t ion https://fril.jp/ L ead & Delight User F irst Ownership Fail Smart αʔΩοτϒϨʔΧʔΛಋೖ͠Α͏ͱ͍ͯ͠Δ࿩

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3BLVNB4FSWJDF%FWFMPQNFOU(SPVQ 3BLVUFO JOD   :VTVLF.JZB[BLJ !ZTL@QSP !ZTL

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αʔΩοτϒϨʔΧʔͱ͸ʁ  

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  αʔΩοτϒϨʔΧʔͱ͸ʁ "1*Λར༻͢Δͱ͖ʹɺར༻͢Δ"1*ͷো֐͕ࣗ෼ͷ αʔϏε΁࿈࠯ͯ͠͠·Θͳ͍Α͏ʹ͢ΔͨΊͷ࢓૊Έ

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  αʔΩοτϒϨʔΧʔͱ͸ʁ ௨ৗ࣌ ࣗ෼ͷαʔϏε "1* ϦΫΤετ Ϩεϙϯε

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  αʔΩοτϒϨʔΧʔͱ͸ʁ "1*Ͱো֐͕ൃੜͨ࣌͠ ࣗ෼ͷαʔϏε "1* ϦΫΤετ Ԡ౴଴ͪͷϦΫΤετ͕૿Ճ͠ɺ ϦιʔεΛઐ༗ͨ݁͠Ռɺ "1*ͷো֐͕࿈࠯ͯ͠͠·͏͓ͦΕ͕͋Δ

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  αʔΩοτϒϨʔΧʔͱ͸ʁ "1*Ͱো֐͕ൃੜͨ࣌͠ ࣗ෼ͷαʔϏε "1* ϦΫΤετ Ԡ౴଴ͪͷϦΫΤετ͕૿Ճ͠ɺ ϦιʔεΛઐ༗ͨ݁͠Ռɺ "1*ͷো֐͕࿈࠯ͯ͠͠·͏͓ͦΕ͕͋Δ

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αʔΩοτ ϒϨʔΧʔ   αʔΩοτϒϨʔΧʔͱ͸ʁ ௨ৗ࣌ ࣗ෼ͷαʔϏε "1* ϦΫΤετ Ϩεϙϯε ϦΫΤετ Ϩεϙϯε

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αʔΩοτ ϒϨʔΧʔ   αʔΩοτϒϨʔΧʔͱ͸ʁ "1*Ͱো֐͕ൃੜͨ࣌͠ ࣗ෼ͷαʔϏε "1* 5JNFPVU ҟৗΛݕ஌͢Δͱɺ"1*ʹϦΫΤετ͢Δ͜ͱͳ͘ɺϨεϙϯεΛฦ͢

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  αʔΩοτϒϨʔΧʔͱ͸ʁ ͭͷϞʔυ͕ଘࡏ $-04&% ௨ৗϞʔυ 01&/ GBJMGBTUϞʔυ )"-'01&/ ෮چ֬ೝϞʔυ Τϥʔ਺͕ᮢ஋ಥഁ ࣌ؒܦա Τϥʔ͠ͳ͍͜ͱΛ֬ೝ Τϥʔͷঢ়گෆม

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αʔΩοτϒϨʔΧʔͷಋೖ  

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  αʔΩοτϒϨʔΧʔͷಋೖ ಋೖ͢Δํ๏ ಠࣗͰ࣮૷ (FNΛ࢖͏ 1SPT ΧελϚΠζࣗ༝ ࠷దͳ(FN͕͋Ε͹ɺ࣮૷͕ૣ͍ $POT ͕͔͔࣌ؒΔ ΧελϚΠζੑ͕ݶΒΕΔ (FN͕ϝϯςφϯε͞ΕΔ͔ෆ໌

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  αʔΩοτϒϨʔΧʔͷಋೖ ಋೖ͢Δํ๏ ಠࣗͰ࣮૷ (FNΛ࢖͏ 1SPT ΧελϚΠζࣗ༝ ࠷దͳ(FN͕͋Ε͹ɺ࣮૷͕ૣ͍ $POT ͕͔͔࣌ؒΔ ΧελϚΠζੑ͕ݶΒΕΔ (FN͕ϝϯςφϯε͞ΕΔ͔ෆ໌

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  αʔΩοτϒϨʔΧʔͷಋೖ (FNͷબఆ XTBSHFOUDJSDVJU@CSFBLFS ZBNNFSDJSDVJUCPY 4UBS   -BUFTUDPNNJU   3&"%.&ͷॆ࣮౓ ˓ ˕

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  αʔΩοτϒϨʔΧʔͷಋೖ (FNͷબఆ XTBSHFOUDJSDVJU@CSFBLFS ZBNNFSDJSDVJUCPY 4UBS   -BUFTUDPNNJU   3&"%.&ͷॆ࣮౓ ˓ ˕

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  αʔΩοτϒϨʔΧʔͷಋೖʙ(FNͷίΞ෦෼ def run if open? # ϩάग़ྗͳͲ else begin response = execution_timer.time(service, notifier, 'execution_time') do yield end success! # HALF-OPENͩͬͨ৔߹ɺCLOSEDʹ͢Δ rescue response = nil failure! # HALF_OPENͩͬͨ৔߹ɺOPENʹ / CLOSEDͩͬͨ৔߹ɺ৚݅ʹΑͬͯOPENʹ End end response end def http_get circuit.run do Zephyr.new('http://example.com').get('/api/messages') end end ˞͔ͳΓ؆ૉԽ͍ͯ͠·͢ɻࢀߟɿ(JU)VCͷ֘౰Օॴ

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  αʔΩοτϒϨʔΧʔͷಋೖʙ'BSBEBZͱ૊Έ߹Θ࣮ͤͨ૷ํ๏ require 'faraday' require 'circuitbox/faraday_middleware' conn = Faraday.new(:url => "http://example.com") do |c| c.use Circuitbox::FaradayMiddleware end response = conn.get("/api") if response.success? # success else # failure or open circuit end ˞3&"%.&͔Βͷൈਮ ˞'BSBEBZ͸ɺศརͳ)551ΫϥΠΞϯτϥΠϒϥϦʢ3VCZ,BJHJͰ΋঺հ͞Ε͍ͯ·ͨ͠ʣ

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  ࣮ࡍͷ࣮૷ɺϦϦʔε͸͜Ε͔Β 5P#FDPOUJOVFEʜ

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·ͱΊ  

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  ·ͱΊ w αʔΩοτϒϨʔΧʔͱ͸ɺ"1*Λར༻͢Δͱ͖ʹɺ ར༻͢Δ"1*ͷো֐͕ࣗ෼ͷαʔϏε΁࿈࠯ͯ͠͠· Θͳ͍Α͏ʹ͢ΔͨΊͷ࢓૊Έ w (FN ZBNNFSDJSDVJUCPY Λ࢖ͬͯؾܰʹ࣮૷Ͱ ͖ͦ͏ w ࣍ճ͸ɺ࣮ࡍʹ࣮૷ͯ͠ϦϦʔεͨ͠ޙʹͲ͏ͩͬͨ ͔Λڞ༗͠·͢

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  ͋Γ͕ͱ͏͍͟͝·ͨ͠

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ิ଍  

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  ิ଍ w αʔΩοτϒϨʔΧʔͷ໊લͷ༝དྷ w αʔΩοτϒϨʔΧʔͱ͍͏ͷ͸ɺిؾճ࿏ͷϒ ϨʔΧʔͷ͜ͱʢࣄނ΍ނোͰେ͖ͳిྲྀ͕ྲྀΕͨ ͱ͖ʹࣗಈతʹःஅͯ͠഑ઢΛอޢ͢Δػߏͷ͜ ͱʣ

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  ิ଍ w ԿճΤϥʔͨ͠Β01&/ʹͳΔ͔ɺͳͲ͸ΧελϚΠ ζͰ͖Δ w σϑΥϧτ͸ɺ௚ۙϦΫΤετͰճҎ্Τϥʔ ͍ͯͨ͠Βɺ෼ؒ01&/ͱͳΔ w DJSDVJUCPYͷTUPSBHF Կճࣦഊ͔ͨ͠ͱ͔ ͸ɺ .POFUBͱ͍͏γϯϓϧͳLFZWBMVFTUPSFΛඪ४Ͱ ࢖༻͍ͯ͠Δ