I'm trying to install redmine and I have a problem with phusion-passenger. Installer fails on dependencies saying that rack is missing. I've investigated the code to check where it looks for it, but I've found a line:
require 'rack'
that is enclosed in what seems to be rubys try-catch block. I've al开发者_运维技巧ready installed rack through gem install rack -v=1.0.1 . I've got no idea what to do next to resolve this issue. Can anyone help?
Try sudo gem install rack.
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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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