If you are root user, you could send message to all users who logged in with wall command.
root user
# wall "We will have a meeting tomorrow noon."
Broadcast message from root (pts/0) (Wed Feb 6 19:06:05 2008):
We will have a meeting tomorrow noon.
user
$
Broadcast message from root (pts/0) (Wed Feb 6 19:06:05 2008):
We will have a meeting tomorrow noon.
2008年2月6日水曜日
2008年2月5日火曜日
If you have small hands
Is enter key too far? So, use ctrl-m instead. It works same as enter key. Also, ctrl-h works same as Backspace key.
2008年2月2日土曜日
How to read html files
There are many html files in the system. You could read them with text base web browser. There are elinks and lynx. The elinks has more functions.
You could move forward with ctrl-f, back with ctrl-b.
$ elinks /usr/share/doc/centos-release-4/RELEASE-NOTES-en.html
$ lynx /usr/share/doc/centos-release-4/RELEASE-NOTES-en.html
You could move forward with ctrl-f, back with ctrl-b.
$ elinks /usr/share/doc/centos-release-4/RELEASE-NOTES-en.html
$ lynx /usr/share/doc/centos-release-4/RELEASE-NOTES-en.html
2008年2月1日金曜日
How to show your version of distribution
Many Linux distributions has file name with release in /etc.
$ ls /etc/*-release
/etc/redhat-release
If you open the file, it tells you a version of the distribution.
$ cat /etc/redhat-release
CentOS release 4.6 (Final)
$ ls /etc/*-release
/etc/redhat-release
If you open the file, it tells you a version of the distribution.
$ cat /etc/redhat-release
CentOS release 4.6 (Final)
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