extra characters at the end of g command
使用sed命令替换文本内容的时候出现报错,如下
1 sed -i 's/HostName/#HostName/g' /Users/gwd/.ssh/config
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报错“sed: 1: "/Users/gwd/.ssh/config": extra characters at the end of g command”,原因在于在OS X需要显式指定扩展名,解决方案是设置一个空字符串,即执行以下命令即可
1 sed -i '' 's/HostName/#HostName/g' /Users/gwd/.ssh/config

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