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Merge pull request #181 from Gubolin/master

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add wall
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Romain Prieto 2014-04-22 12:26:35 +10:00
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# wall
> write a message on the terminals of users currently logged in
> only available to super-user
- send a message
`echo "{{message}}" | wall`
- send a message from a file
`wall {{file}}`
- send a message with timeout (default 300)
`wall -t {{seconds}} {{file}}`