1. 调用上一个命令的最后一个参数，按ESC，.号

   [root@test ~]# ls /etc/sysconfig/network-scripts/ifcfg-eth0 

   /etc/sysconfig/network-scripts/ifcfg-eth0

   [root@test ~]# file /etc/sysconfig/network-scripts/ifcfg-eth0

   /etc/sysconfig/network-scripts/ifcfg-eth0: ASCII text

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linux常用快捷键