In 开发者_开发知识库my previous company, there was an engineer who showed me a demo of using top and it was displaying the output of her script. Unfortunately, I do not have any contacts with her anymore. But I find it really amazing that top can display the output. It is like doing a tail -f on a log file.
Does anyone know how to do this?
Top has a -b mode which prints out information in a format that looks like tail -f. is that what you were looking for?
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是否在对方手机上显示已读，是由用户自行设置的。依次打开iPhone的“设置-信息”，会有一个“发送已读回执”的选项。将其打开，对方就能看到你，是否已经阅读了本条iMessage信息。将其关闭，对方就看不到。
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