Never stop learning.
发布时间:2013-03-11 15:58:58
My team and I received this in our inbox from our architect six months ago when we started a new project:I am very excited every time I start something new. Even after about 20 years of doing software, I feel those butterflies in my&n.........【阅读全文】
发布时间:2013-03-09 10:26:05
在Linux系统管理中,我们常常可能需要清空一个文件。而最常用的清空文件的方法是cat /dev/null >filename.xxx # 假设需要被清空的文件是filename.xxx其实还一种方法是使用 :命令:: > filename.xxx: 是bash shell里的一个special character,它相当于shell里的一个空操作,也可.........【阅读全文】