Find the process ID of such program:

pgrep xterm
pgrep is an useful tool which looks through the currently running processes and lists the process IDs which matches the selection criteria to stdout. pkill can also be used with pgrep to send a kill signal to the program.
Sample Output
1234

0
2009-02-05 13:29:30

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What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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