2 февр. 2021 г. · Is there a more concise way to run a command only if the previous command completes successfully, when the previous command is already running?

19 июн. 2013 г. · I am trying to check if a process (assume it is called some_process ) is running on a server. If it is, then echo 1, otherwise echo 0.

5 июл. 2023 г. · Just use ./script1.sh; ./script2.sh; ./script3.sh to execute the scripts sequencially, and use the trap keyword along with set -e to send the email.

7 мар. 2010 г. · When running commands from a bash script, does bash always wait for the previous command to complete, or does it just start the command then go ...

11 мар. 2011 г. · It is a bash trick to run the previous command. For example if you forget to write sudo in front of a command, you can simply do sudo !! to ...

24 июл. 2018 г. · Use the && operator which is basically like a logical and, it wouldn't go to the next command if the first one failed (returned a falsie value).

10 янв. 2020 г. · 1 Answer 1 · In the case of the ls command, it exits with 0 when ls is successful (finds something). Is this 0 exit code interpreted as TRUE?

12 мая 2015 г. · I want to run a command n number of times if it returns unsuccessful. I have started with the below loop until find . -type f -exec md5sum {} \; do <something ...

30 янв. 2014 г. · command1 && command2 does exactly what you want: command 2 is executed only if command1 succeeds. For example you could do: ls a.out && ./a.out

5 февр. 2015 г. · If the result of the snmpget command comes into sysUpTime variable, adding below if condition inside the first if condition should work.