What does the following command line produce? Explain each
aspect of this line.
$ (date ; ps -ef | awk {print $1}' | sort | uniq | wc -l )
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Answer Posted / liam
It's retarded. The idea is clearly to post the number of
users (the first field of ps -ef), but they are going to
capture the title line. Also, just use 'who'!
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