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read -p "Continue ?(y/n), Please input in 5 seconds " -t 5 -n 1 inputinput=`echo "$input" | tr "[:upper:]" "[:lower:]" `echo -e "\nYour input is '$input'"if [ "y"x = "$input"x ]; then    sn=5    echo "after $sn seconds will do "    for((i=$sn;i>0;i--));do echo $i;...

<p style="margin-top:0px;margin-bottom:0px;font-family:Arial;font-size:14px;line-height:26px;white-space:normal;background-color:#FFFFFF;"><strong>转载:&nbsp;http://blog.csdn.net/fdipzone/article/details/24329523<br /><br />shell 生成指定范围随机数与随机字符串</strong></p><p style="margin-top:...

查找两天前修改过的文件：find . -type f -mtime -2

<div class="postBody"><div id="cnblogs_post_body">FROM:&nbsp;http://www.cnblogs.com/fhefh/archive/2011/11/16/2251656.html<br /><br /><p>RS：Record Separator，记录分隔符</p><p>ORS：Output Record Separate，输出当前记录分隔符</p><p>FS：Field Separator，字段分隔符</p...