jeffreyst的专栏

新概念三 Lesson 14    A noble gangster 贵族歹徒There was a time when the owners of shops and businesses in Chicago had to pay large sums ofmoney to gangstersin returnfor 'protection.' If the money was not

1. put_userNameput_user --    Write a simple value into user space.Synopsisput_user ( x, ptr);Argumentsx Value to copy to user space. ptr Destination address, in user space.

sort是在Linux里非常常用的一个命令，管排序的，集中精力，五分钟搞定sort，现在开始！1 sort的工作原理sort将文件的每一行作为一个单位，相互比较，比较原则是从首字符向后，依次按ASCII码值进行比较，最后将他们按升序输出。[rocrocket@rocrocket programming]$ cat seq.txtbananaapplepe