日归档：2009 十一月-5

spy8888.com spy8888.com/wp-admin spy8888.com/wp-admin/post.php 2.cd别名实现快速进入目录 当进入一个非常长的目录之后想要返回到上几层需要连续使用很多次的../ # mkdir -p /tmp/very/long/directory/structure/that/is/too/deep # cd /tmp/very/long/directory/structure/that/is/too/deep # pwd /tmp/very/long/directory/structure/that/is/too/deep # cd ../../../../ # pwd /tmp/very/long/directory/structure 介绍4种别名规则有效实现快速返回上几级目录 方法1：使用“..n” 如下面的例子 ..4 是返回上4级目录 ..3 是返回上3级以此类推 alias ..=”cd ..” alias ..2=”cd ../..” alias ..3=”cd ../../..” alias ..4=”cd ../../../..” … 继续阅读 →