root@test:/home/test/shell# ifconfig |cut -c 1,2,3,4,5,6|tr -d ' '|tr -s '\n' eth0...

 统计一句话每个字母出现的频率 root@test:/home/test#output=`echo "asdfaadfs"|sed 's/[^\n]/&a...

linux shell 关联数组 hash http://blog.csdn.net/ysdaniel/article/details/7909824 [root@...

转:http://blog.sina.com.cn/s/blog_6d187d2701019uew.html 一：查看存储过程 1，show procedure s...

root@localhost ~ # mysql -uroot -p -h127.0.0.1 test Enter password: Welcome to the...

root@test:/home/test/shell# time=`uptime` root@test:/home/test/shell# echo $time 2...

 example: <!-- create procedure in_out (in parameter integer) begin declar...

 example: <?php // create procedure withparam(in id int) select username f...

 example: <!-- SHOW CREATE PROCEDURE hi; create procedure inoutsp(in id in...