发布时间：2015-02-02 22:00:00

date -s "01/31/2010 23:59:53"Once you’ve changed the system date, you should syncronize the hardware clock with the system date as shown below.hwclock –systohc hwclock --systohc –utc......【阅读全文】

发布时间：2015-02-02 21:53:45

http://www.thegeekstuff.com/2009/11/ping-tutorial-13-effective-ping-command-examples/ping -i 0.1 127.0.0.1  ---- each 0.1s to ping only root user can ping each 0.1sping 0/localhost/127.0.0.1 ---- ping localhostping -c 5 IP              ----- 5 times to pin.........【阅读全文】

发布时间：2015-02-02 21:39:51

http://www.thegeekstuff.com/2010/07/rpm-command-examples/-i, --install                     install package(s)-v, --verbose         &n.........【阅读全文】

发布时间：2015-02-02 21:09:54

yum install httpdyum update httpdyum remove httpd......【阅读全文】

发布时间：2015-02-02 21:05:43

http://www.thegeekstuff.com/2010/02/unix-less-command-10-tips-for-effective-navigation/CTRL+F – forward one window CTRL+B – backward one window......【阅读全文】