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I like sushi
Naoya Ito
September 17, 2015
Technology
15
10k
I like sushi
すしルート#2 でのLT資料です
Naoya Ito
September 17, 2015
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Transcript
*MJLFTVTIJ /BPZB*UP ,BJ[FO1MBUGPSN *OD
h"p://tenshoku.mynavi.jp/it-‐engineer/knowhow/naoya_sushi/13
͢͠
None
ߴ͍
ߴ͍͓ۚΛग़͢ͳΒ ྑ͍͓ళʹߦ͖͍ͨ
৯˓ά
ܦݧతʹ • ۜ࠲ߴධՁͷ͓ళ͕ଟ͍ͳɺͱ͔ • ܙൺणͷߴ͍ళ͕গͳ͍ͳɺͱ͔ • ߴ͍͓ళߴͦ͏ɺͱ͔ • ͜ͷՁ֨Ͱ͜ͷͷ͓ళ͓ಘͩɺͱ͔
ݟ͑ΔԽ͍ͨ͠
ݟ͑ΔԽ • σʔλΛͬͯݟ͑ΔԽ͍ͨ͠ • "1*ͳ͍ • "1*͕ͳ͍ͳΒͿͬ͜͵͚ৗࣝͷൣғ Ͱਓ༷ͷΞΫηεΛࣗಈԽ͢Εྑ͍ ͡Όͳ͍ –
ౖΒΕͨΒ͝ΊΜͳ͍͞ŋŋŋ
໘ͳ͜ͱ ▪「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 ʮᲔʯೖͬͯΔ͚Ͳʮۜ ࠲ʯ͕ೖͬͯͳ͍
Ͳ͏Ҭ໊ͷΫΤϦΛ֬ఆ͠ ͨͱ͜ΖͰಈతʹҬใ ʹมͯ͠ΫΤϦͯ͠ΔΆ͍
୯७ͳ)551(&5Ͱ ͩΊ͔
None
/JHIUNBSF • /PEFKTϞδϡʔϧ • ϔουϨεϒϥβͷϋΠϨϕϧ"1*Λఏڙ – 1IBOUPN+4 – &MFDUSPO •
ϒϥβͷڍಈΛࣗಈԽ • $BTQFS+4ΑΓ͞Βʹએݴతʹॻ͚Δ • ԿͰͦΜͳ໊લ – 1IBOUPN ༓ྶ ˠ$BTQFSˠ/JHIUNBSF ͩͱࢥ͏
/JHIUNBSF&YBNQMF var Nightmare = require('nightmare'); yield Nightmare()
.goto('http://yahoo.com') .type('input[title="Search"]', 'github nightmare') .click('.searchsubmit');
ॾʑ • WͰͳ͘Wͬͨ – &MFDUSPOϕʔεʹมΘ͕ͬͨػೳ͕গ͠མͪͯΔ • useragent()ͳͲͷ"1*͕ফ͑ͨ • σόοάग़ྗͷใ͕গͳ͍ •
ϒϥβͷݴޠใΛ੍ޚͰ͖ͳ͍ – "1*গ͠ҧ͏ͷͰҙ • yieldͰॻ͚ΔͷҎ߱
ਓ͕ೖྗ͢Δͱ͖ͷϑ ϩʔΛ࠶ݱ
)5.-ͷύʔε DIFFSJPͰ
ΤΫηϧ • Ҭ͝ͱʹಘͨσʔλΛΤΫηϧ – ۜ࠲ɺຊɺܙൺणɺஙŋŋŋ • ͦΕͧΕళฮ͘Β͍ – είΞ – Ձ֨ଳ • Ձ֨ͱείΞͷࢄਤΛ࡞Δ
ۜ࠲ 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
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
݁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 ܙൺणʹߴՁ֨ଳͷධ Ձͷߴ͍͓ళ͕ͳ͍ ۜ࠲ධՁͷߴ͍ߴڃళ ͕ͻ͠Ί͍͍ͯΔ ʮܙൺणߴڃҿ৯ళີूଳͷׂʹྑ͍͓Ე͞Μগͳ͍ʯŋŋŋͱ͍͏ᷚຊ͔ ͦͦ͢͠͞Μগͳ͍
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
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
͔Δ͘ߟ
ۜ࠲ 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 ܦݧతʹ͘Β͍͋Εϋζ Ϩগͳ͍ͷͰͦ͜Λᮢʹ͠ ͯΈΔ
ۜ࠲ 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 ίεύͷྑ͍ళ͋Δ ་٢ຕҎ্ͷߴڃళ ͳΒ͜ͷ͋ͨΓ͕ೲಘ ײ͕ߴͦ͏ ४ߴڃళͰຬͷߴ ͦ͏ͳ͓ళ ඞͣ͠ߴՁ֨ͳΒධ Ձ͕ྑ͍Θ͚Ͱͳ͍
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 ۜ࠲ͱࣅ͍ͯΔ ۜ࠲ʹൺֱͯ͜͠ͷՁ ֨ଳͷߴධՁళ͕গͳ ͍ Ձ֨ଳͰߴධՁ ͷళͳ͍
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 ૂ͍ ૂ͍
ײ • શൠతʹՁ֨ଳධՁ͕ौΊʹͳΔ – ҆ͯ͘͘Β͍ͳΒίεύྑ͍ͷͰ • ջ͕Թ͔͍ͳΒۜ࠲ຊ – ͨͩ͠ຊʹߦ͘ͳΒத్ආ͚Δ –
ۜ࠲ຊΑΓબࢶ • ࠷ߴڃՁ֨ଳͰͳͯ͘ྑ͍ళ͕݁ߏ͋Δ • ஙொͷنʹର͕ͯ͢͠͠ଟ༷ɻ • ܙൺण͢͠ʹ͔ͳ͍ – ͳ͓നۜߴྠඌ·Ͱߦ͘ͱ৭ʑ͓ళ͕͋Γ·͢ ˞͋͘·ͰείΞΛ৴͢ΔͳΒɻ͋·Γਅʹड͚ͳ͍Ͱ͍ͩ͘͞Ͷ
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