linux下应用编程

http://blog.youkuaiyun.com/yff1030/article/category/1225131  

有一些文章是不错

1. linux 之 popen 编程

http://www.cnblogs.com/caosiyang/archive/2012/06/25/2560976.html

2. linux 之　tty

http://blog.youkuaiyun.com/wocao1226/article/details/21749143

3. linux 基本编程

http://www.cnblogs.com/TianFang/archive/2013/01/22/2870663.html

linux下的时间编程

http://wenku.baidu.com/link?url=jOUqSVVogAsl6vpj9TxVhjRzvretDjGB5fxorDSa3qZ3u2WEt8_cMv7_E9UiC9ZQ2jYcaslsG3n1wpqw9SMFgzsbRQFSfLpZJPUSg0tzMrC

$PATH:/etc/apache/bin


http://blog.youkuaiyun.com/fulinus/article/details/9565819

linux 的时间函数
http://blog.youkuaiyun.com/mcgrady_tracy/article/details/15501835

shell
http://www.cnblogs.com/mfryf/archive/2012/03/23/2413362.html

http://blog.sina.com.cn/s/blog_7da808250100t08n.html

时间编程

http://www.ibm.com/developerworks/cn/linux/1307_liuming_linuxtime1/

linux 时间编程

http://www.it165.net/os/html/201407/8813.html

  以下两种方法可将time命令输出的时间信息重定向到文件里，如下所示：

view source print ?

1. { time find . -name"hello.c"; }2>hello.txt //代码块(花括号内侧空格符不可少)

2. (time find . -name"hello.c")2>hello.txt    //子Shell(多占些资源)

管道通讯

http://www.it165.net/os/html/201407/8813.html

2&1,之类的意思

http://blog.youkuaiyun.com/ithomer/article/details/9288353