I want to develop an endless stream of people like /dev/zero but I need it to spam tailor made character (like 'a') in place of 0x00. Is there a method to make it happen?
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Distinct ping commands are applied in a different way throughout the varied Unixes. So you must pay attention to your Variation.
Would be the no-op command instantly interruptible? This is sort of typically a requirement Even though you might not think about it up entrance.
I'd say it might be finest To place your infinite loop inside a script and deal with signals there. Here's a essential starting point
Does that necessarily mean it can be effectively pinging the IP? Or that it is hoping and failing and seeking yet again? How can I get it to halt?
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Did the first sin in the yard of Eden really occur ahead of the fruit was eaten? much more sizzling queries
In some scenarios, it will not likely instantly get rid of the "COMMAND", For example, if you qualifications it, it may sneak previous alive even when It can be father or mother is useless. Nevertheless the loop is lifeless, and that is the significant component.
after which despatched command echo "AT" > /dev/ttyUSB0 after that I often acquired in no way ending loop from cat /dev/ttyUSB0 similar to this:
How to generate that the item sliding down together the community axis though pursuing the rotation with the An additional item?
@meuh will test that upcoming. So far monitor labored to halt the repeat conduct, nonetheless it prevents the serial system from receiving the message. Closing the display screen terminal makes it possible for the information as a result of.
To kill the outer loop I usually include a sleep command and press CTRL-C some extra instances: when :; do LONGTIME_COMMAND; sleep one; carried out. You should observe: the colon at the rear of whilst is interpreded as Real, so That is an click here endless loop.
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