Feed readers then pull categorized Feeds knowing that any required Categories are present.
然后feed阅读器就可根据给出的类别拉出所需的分类后feed。
This system would work fine on a personal server where you're the only one accessing it, but in the real world, it would be impractical (and rude) to pull the feed every time someone wants to read it.
这个系统将在个人服务器上工作得很好,因为只有您访问它,但在现实世界中,每当有人需要阅读提示时就把它拖走是不实际的(也是粗暴的)。
Part 4 explained how to create a proxy to pull data from a site that has no feed.
而第4部分则解释了如何创建代理以从不含提要的站点中提取数据。
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