OS X 的右键打开方式选项重复问题解决
看起来有点扯，至今不解为何会发生这样的情况，只有这样解决了：
/System/Library/Frameworks/CoreServices.framework/Versions/A/
Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -kill -r -domain local -domain system -domain user
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OS X 买不起问题的解决
……
至今无法解决