To kill the outer loop I usually add a sleep command and press CTRL-C some more times: while :; do LONGTIME_COMMAND; sleep 1; done. Please notice: the colon behind while is interpreded as …

How can I run an infinite loop in the background, while continuing on with the script's execution? Example "script": while true; do something_in_the_background; done

I have a program which produces useful information on stdout but also reads from stdin. I want to redirect its standard output to a file without providing anything on standard input. So far, so goo...

I am pinging a remote IP. I know very little about the Ping command. When I ping the IP, it keeps going and going... I am not using the -t option. Me$ ping 137.30.124.104 PING 137.30.124.104 (137....

Apr 9, 2021 · Also, in while [ true ], the test checks if true is a non-empty string. It obviously is, so this does work in giving an endless loop. But [ false ] would also be always true, so a test like that is …

Mar 6, 2022 · What's replenishing my entropy so well, and how can I find the specific source of randomness? As of kernel 5.6, /dev/random obtains randomness from the kernel's CRNG, which is …

Mar 1, 2018 · I would like to use cat /dev/ttyUSB0 or something similar to monitor serial communication happening through my USB-serial adapter. I am successfully able to send serial commands from …

Feb 27, 2024 · I connected my university-vpn via openvpn on Windows, Ubuntu and Manjaro. Windows worked instantly, no configuration was needed. When using any Linux-System, connecting to the vpn …

I have problem sending AT commands to my USB modem. At first I tried php-serial class, but when I was reading data, I got endless loop with strange data. Then I tried to debug problem and opened pu...

May 12, 2017 · 6 Your loop is starting an endless number of shells, but one after the other, not in parallel. The first time the loop runs, it runs bash, which starts a new shell and displays the prompt.