Using Who To Find What And When On Linux and Unix

“Today’s post is yet another in a somewhat disjointed series of
posts on ‘stuff you might not know and you might find interesting’
regarding very common commands. And they don’t get much more common
than the ‘who’ command.

“Generally, ‘who’ is used like the last command that we looked
at in our previous post. It’s generally issued at the command line
to determine who (yes, it’s not just a clever name 😉 is logged on
‘right now,’ if anyone is at all…”

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