Linux常用命令 rm -rf foldername grep “searchStr” folder grep “searchStr” file grep -i “searchStr” file //case-insensitive grep -v “searchStr” file //print lines not including the “searc ...

一个错误命令出现的两个问题： 错误命令： grep -rl "5pxpad" |xargs sed -i "" "/5pxpad/pad5px/g" “grep warning: recursive directory loop” “extra characters at the end of p command” 第一个错误很简单，是粗心大意少写了fol ...