linux 命令笔记
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rm?
?-f, --force ? ? ? ? ? ignore nonexistent files, never prompt//全不提示
? -i, --interactive ? ? prompt before any removal//移除文件之前提示
? ? ? --no-preserve-root do not treat `/' specially (the default)
? ? ? --preserve-root ? fail to operate recursively on `/'
? -r, -R, --recursive ? remove directories and their contents recursively//递归移除
? -v, --verbose ? ? ? ? explain what is being done//显示全部信息
? ? ? --help ? ? display this help and exit
? ? ? --version ?output version information and exit
查看?/etc/aa 文件内容
more /etc/aa
cat /etc/aa
编辑可以用vi vim(加强版，有颜色标识)
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