$? variable in linux
$? Status of the previous process / command which ran on the shell $ pwd $ echo $? // returns 0 which means the previous command ran sucessfully $ blahCommand $echo $? // returns...
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$? Status of the previous process / command which ran on the shell $ pwd $ echo $? // returns 0 which means the previous command ran sucessfully $ blahCommand $echo $? // returns...
ps aux | grep 3000 Watch the following video to do learn some advance techniques!
You can list all the running processes in linux terminal using the following command : List running process : ps -aef If you want more information you can use the following command : ps...
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