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Idatha yokuKrafa kwiSiphumo seGoogle - Uchwepheshe weSalath

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(ezininzi). Bakhupha amaphepha ewebhu afunwayo kunye nedatha yokuthumela kwiifom ze-CSV ne-JSON. Izixhobo eziliqela zokuhlamba ziye zaziswa ezinyangeni zanyanga, kodwa ezi zidumileyo zikhankanywe ngezantsi.

1. Ngenisa. Io:

Yinkonzo eluncedo ukukhawulela amawaka eGoogle kwiimitha ezimbalwa nje imizuzu. Ngenisa - queue management system version 2. Io, unokwakha iifasethi zakho kunye nedatha yokuthumela kwiifayile ze-CSV ne-JSON. Esi sixhobo asikudingi ukuba ubhale nayiphi na ikhowudi kwaye ine-1000+ APIs ukwenza umsebenzi wayo. Kuyaziwa ngokuba yinknoloji yokufunda iteknoloji kwaye ifaka idatha ngokuphathelele umnqweno wakho. Lolu hlelo lokusebenza lwamahhala lufumaneka okwangoku kwi-Mac OS X, iWindows kunye nabasebenzisi be-Linux. Ngenisa. Io akusiyo kuphela i-web scraper kodwa kunye ne-extractor yedatha kunye ne-crawler.

2. Webhose. Io:

ngeWebhose. Io, unokufikelela ngokuthe ngqo kwi-real-time data kwaye udibanise amawaka e-Google amaqhosha kumcimbi wamaminithi. I-Webhose iyayaziwa kakhulu ngobuchwephesha bokufunda iteknoloji kwaye ingatshintsha idatha yakho kwiilwimi ezingaphezu kwe-120. Kwakhona, igcina iziphumo kwifomathi njengeJSON, RSS kunye ne-XML. , Abaqulunqi kunye nabasomashishini basebenzisa iWebhose. Ukuze uhlaziye iintlobo ezahlukeneyo zeendaba kunye neendawo zokuhamba kunye nokukhuphela idatha ngqo kwiimoto ezikhuni.

3. I-CloudScrape:

i-CloudScrape, eyaziwayo njengeDexi. Io, yinkonzo epheleleyo esetyenziselwa ukutyhola iGoogle ngemizuzu embalwa. Kuyafaneleka kumashishini kwaye ngokukodwa kujoliswe kwiiwebhusayithi ezinamandla. Abagaxekile basebenzise le nkonzo ukukopisha umxholo wewebhu kwiindawo ezahlukeneyo. Inikeza umhleli weskrobhethi kwaye isebenzisa i-bots ukukhahlela amaphepha akho ewebhu kunye nokukhipha ulwazi ngexesha langempela. Ungasindisa kalula idatha ekhishwe kwiGoogle Drive okanye kwiBhokisi. umnatha okanye ukuthumela ngaphandle njengeJSON ne-CSV.

4. I-Scrapinghub:

Ukuba ufuna ukukhangela izixhumanisi ezili-1 zeGoogle kwimitha emihlanu ukuya kweyishumi, i-Scrapinghub ilungile. I-extractor-data-based data kunye neprogram yemigodi yemigangatho eneenkcukacha ezininzi kunye nepropati. I-Scrapinghub isetyenziswe ngabantu abahlaselayo ukuze bathathe umxholo webhuculo olubalulekileyo kwaye bane-rotator proxy rotator ukuze benze umsebenzi wakho wenze ngokufanelekileyo.

5. I-Visual Scraper:

Nge-Visual Scraper, unokukhangela ngokulula kwaye uphawule amawaka angamawaka amabini e-Google kwimibandela yemizuzwana. Ngenye yeyona ndlela inqamlekileyo neyaziwayo ye-web scraping kunye neenkqubo zedatha yokucoca. Idatha ingathunyelwa kumafomathi afana ne-SQL, i-JSON, i-XML kunye ne-CSV. Ungakwazi ukuqokelela, ukubeka iliso kunye nokukhangela umxholo webhubhu ngokubhekiselele kwindlela yokulula kunye nokucofa. Ukuqinisekisa ukukhuselwa kwabasebenzisi bayo, i-Google isebenzise iqhinga leendlela kwaye ikucela ukuba ufake i-captcha rhoqo. Kuthetha ukuba uthumela izicelo ezingamashumi amabini kwiinjini zokukhangela, ezinye zazo ziya kunqandwa ngokukhawuleza ukuba i-captcha ayifakelwe ngokufanelekileyo. I-Google ijolise ukukhusela abasebenzisi ukuba bahlule ikhonkco zayo zekhompyutheni, kodwa izixhobo ezingasentla zisetyenziselwa ukukhipha idatha kwiiwebhusayithi kunye neeblogi.

December 22, 2017
Idatha yokuKrafa kwiSiphumo seGoogle - Uchwepheshe weSalath
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