自从升级了新版的 Mac OS X 之后，使用 Terminal SSH 到别的机器上总是能看到这样的警告：
-bash: warning: setlocale: LC_CTYPE: cannot change locale (UTF-8): No such file or directory
在执行 perl 脚本的时候还能看到这样的警告：
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: （更多…）
Mac users who spend a lot of time at the command line have yet another reason to use iTerm 2 as their default terminal client; clipboard history. Added in the most recent version of iTerm, a running history of OS X clipboard activity can be natively stored, recalled, and summoned directly in iTerm2, accessible through a handy new feature panel called Toolbelt.
You’ll need the latest version （更多…）