Colors, specifically on the commandline, can make the standard black-and-white terminal more intuitive and visually interesting.

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How do I make grep results colored?

I have some output of my program: # php check.php | grep -E "rule_1|rule_4" I would like results equaling to rule_1 to be red and results equaling to rule_4 to be blue. Is this possible, because at ...
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How to have Nagstamon to mirror color alarms in Nagios

I wonder if there a way to mirror the color alarms that in Nagios to Nagstamon? For example I have it setup when, I set a critical alarm that has been acknowledge, the color changes from red to ...