I like sushi - Speaker Deck

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*MJLFTVTIJ /BPZB*UP ,BJ[FO1MBUGPSN *OD

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h"p://tenshoku.mynavi.jp/it-‐engineer/knowhow/naoya_sushi/13

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͢͠

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ߴ͍

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ߴ͍͓ۚΛग़͢ͳΒ ྑ͍͓ళʹߦ͖͍ͨ

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৯΂˓ά

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ܦݧతʹ •  ۜ࠲͸ߴධՁͷ͓ళ͕ଟ͍ͳɺͱ͔ •  ܙൺण͸఺਺ͷߴ͍ళ͕গͳ͍ͳɺͱ͔ •  ߴ͍͓ళ͸఺਺΋ߴͦ͏ɺͱ͔ •  ͜ͷՁ֨Ͱ͜ͷ఺ͷ͓ళ͸͓ಘͩɺͱ͔

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ݟ͑ΔԽ͍ͨ͠

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ݟ͑ΔԽ •  σʔλΛ࢖ͬͯݟ͑ΔԽ͍ͨ͠ •  "1*ͳ͍ •  "1*͕ͳ͍ͳΒͿͬ͜͵͚͹ৗࣝͷൣғ ಺Ͱਓ༷ͷΞΫηεΛࣗಈԽ͢Ε͹ྑ͍ ͡Όͳ͍ –  ౖΒΕͨΒ͝ΊΜͳ͍͞ŋŋŋ

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΍΍໘౗ͳ͜ͱ ■「銀座駅」「鮨」の検索結果のURL h"p://tabelog.com/tokyo/A1301/A130101/R3368/rstLst/sushi/?SrtT=rt&sk=鮨 &svd=20150916&svt=1900&svps=2&LstCos=0&LstCosT=0&RdoCosTp=2&LstSitu=0&LstR ev=0&ChkCoupon=0&yahoo_ppc=0&ChkCampaign=0&Srt=D&sort_mode=1 ʮᲔʯ͸ೖͬͯΔ͚Ͳʮۜ ࠲ʯ͕ೖͬͯͳ͍

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Ͳ͏΋஍Ҭ໊ͷΫΤϦΛ֬ఆ͠ ͨͱ͜ΖͰಈతʹ஍Ҭ৘ใ ਺ ஋ ʹม׵ͯ͠ΫΤϦͯ͠ΔΆ͍

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୯७ͳ)551(&5Ͱ ͸ͩΊ͔

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/JHIUNBSF •  /PEFKTϞδϡʔϧ •  ϔουϨεϒϥ΢βͷϋΠϨϕϧ"1*Λఏڙ –  1IBOUPN+4 –  &MFDUSPO •  ϒϥ΢βͷڍಈΛࣗಈԽ •  $BTQFS+4ΑΓ͞Βʹએݴతʹॻ͚Δ •  ԿͰͦΜͳ໊લ –  1IBOUPN ༓ྶ ˠ$BTQFSˠ/JHIUNBSF ͩͱࢥ͏

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/JHIUNBSF&YBNQMF var Nightmare = require('nightmare'); yield Nightmare() .goto('http://yahoo.com') .type('input[title="Search"]', 'github nightmare') .click('.searchsubmit');

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ॾʑ •  WͰ͸ͳ͘W࢖ͬͨ –  &MFDUSPOϕʔεʹมΘ͕ͬͨػೳ͕গ͠མͪͯΔ •  useragent()ͳͲͷ"1*͕ফ͑ͨ •  σόοάग़ྗͷ৘ใ͕গͳ͍ •  ϒϥ΢βͷݴޠ৘ใΛ੍ޚͰ͖ͳ͍ – "1*গ͠ҧ͏ͷͰ஫ҙ •  yieldͰॻ͚Δͷ͸Ҏ߱

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ਓ͕ೖྗ͢Δͱ͖ͷϑ ϩʔΛ࠶ݱ

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)5.-ͷύʔε͸ DIFFSJPͰ

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ΤΫηϧ΁ •  ஍Ҭ͝ͱʹಘͨσʔλΛΤΫηϧ΁ – ۜ࠲ɺ࿡ຊ໦ɺܙൺणɺங஍ŋŋŋ •  ͦΕͧΕళฮ෼͘Β͍ – είΞ – Ձ֨ଳ •  Ձ֨ͱείΞͷࢄ෍ਤΛ࡞Δ

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ۜ࠲ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000

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ܙൺण 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000

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݁ߏΘ͔Δ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000 ܙൺणʹ͸ߴՁ֨ଳͷධ Ձͷߴ͍͓ళ͕ͳ͍ ۜ࠲͸ධՁͷߴ͍ߴڃళ ͕ͻ͠Ί͍͍ͯΔ ʮܙൺण͸ߴڃҿ৯ళີू஍ଳͷׂʹྑ͍͓Ე԰͞Μ͸গͳ͍ʯŋŋŋͱ͍͏ᷚ͸ຊ౰͔΋ ͦ΋ͦ΋͢͠԰͞Μ΋গͳ͍

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࿡ຊ໦ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000

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ங஍ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000

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͔Δ͘ߟ࡯

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ۜ࠲ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000 ܦݧతʹ͘Β͍͋Ε͹ϋζ Ϩ͸গͳ͍ͷͰͦ͜Λᮢ஋ʹ͠ ͯΈΔ

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ۜ࠲ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000 ίεύͷྑ͍ళ΋͋Δ ་٢ຕҎ্ͷ௒ߴڃళ ͳΒ͜ͷ͋ͨΓ͕ೲಘ ײ͕ߴͦ͏ ४ߴڃళͰຬ଍౓ͷߴ ͦ͏ͳ͓ళ ඞͣ͠΋ߴՁ֨ͳΒධ Ձ͕ྑ͍Θ͚Ͱ͸ͳ͍

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࿡ຊ໦ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000 ۜ࠲ͱ܏޲͸ࣅ͍ͯΔ ۜ࠲ʹൺֱͯ͜͠ͷՁ ֨ଳͷߴධՁళ͕গͳ ͍ ௿Ձ֨ଳͰ͸௒ߴධՁ ͷళ͸ͳ͍

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ங஍ 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 0 5,000 10,000 15,000 20,000 25,000 ௿Ձ֨ଳͷ͓ళ΋ ີू͍ͯ͠Δ ૂ͍໨ ૂ͍໨

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ײ૝ •  શൠతʹ௿Ձ֨ଳ͸ධՁ͕ौΊʹͳΔ܏޲ –  ҆ͯ͘͘Β͍ͳΒίεύ͸ྑ͍ͷͰ͸ •  ջ͕Թ͔͍ͳΒۜ࠲΍࿡ຊ໦ –  ͨͩ͠࿡ຊ໦ʹߦ͘ͳΒத్൒୺͸ආ͚Δ –  ۜ࠲͸࿡ຊ໦ΑΓ΋બ୒ࢶ •  ࠷ߴڃՁ֨ଳͰͳͯ͘΋ྑ͍ళ͕݁ߏ͋Δ •  ங஍͸ொͷن໛ʹରͯ͢͠͠԰͕ଟ༷ɻ੟஍ •  ܙൺण͸͢͠઀଴ʹ͸޲͔ͳ͍ –  ͳ͓നۜߴྠ΍޿ඌ·Ͱߦ͘ͱ৭ʑ͓ళ͕͋Γ·͢ ˞͋͘·ͰείΞΛ໡৴͢ΔͳΒɻ͋·Γਅʹड͚ͳ͍Ͱ͍ͩ͘͞Ͷ

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5IBOLT ͢͠Ώ͖ $ ͋ΘΏ͖ $$#:/$/%