PID (Process IDentifier) is the number that identifies a process running on a operational system.

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PID:4 using Port 80

I was trying to install Zend Server CE on my computer but when I got to the point were I need to choose the port for my Web Server it says: "Web Server Port: 80 Occupied". So I decided to check what ...
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4answers
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How to kill one tab of google chrome using pid

I want to close one tab of chrome. I tried killing the pid of the tab, but the tab doesn't close instead says "Aw, Snap! Something went wrong while displaying this webpage. To continue, reload or go ...
19
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5answers
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Excluding grep from process list

I have cobbled together a command to return the process ID of a running daemon: ps aux | grep daemon_name | awk "{ print \$2 }" It works perfectly and returns the PID, but it also returns a second ...