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t1thshy
V2EX  ›  问与答

怎么实时爬取网页数据

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  •   t1thshy · May 7, 2020 via iPhone · 1808 views
    This topic created in 2180 days ago, the information mentioned may be changed or developed.
    怎么实时爬取一个网页的数据呢
    5 replies    2020-05-07 19:59:56 +08:00
    kaifang
        1
    kaifang  
       May 7, 2020
    定时爬虫
    leejaen
        2
    leejaen  
       May 7, 2020 via iPhone
    rss+iffft
    t1thshy
        3
    t1thshy  
    OP
       May 7, 2020 via iPhone
    @leejaen 网站没有 rss 咋办
    kaiki
        4
    kaiki  
       May 7, 2020
    网页肯定不会主动通知你更新了啊,你只能自己周期的访问,自己来判断更新,更新了哪些,去爬哪些
    mumbler
        5
    mumbler  
       May 7, 2020 via Android
    linux 下用 crontab,win 下用计划任务
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