On Wed, Jul 2, 2008 at 9:37 AM, Bharathi Subramanian <
sbharathi@xxxxxxxxxxxxx> wrote:
One Day One GNU/Linux CommandJust two days back, we were asked to practice some shell commands in the OS
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wall -- Send a message to everybody's terminal.
Summary :
Wall sends a message to everybody logged. The length of the message is
limited to 20 lines. You MAY need root permission, on some system, to
run this command. This command is used to pass the some critical
information to all.
Lol...