다음과 같은 명령을 실행했을 것입니다.
wget -c http://downloads.sourceforge.net/project/zorin-os/9/zorin-os-9-core-32.iso?r=http%3A%2F%2Fzorinos.com%2Fdownload9.html&ts=1460659842&something-else
이 명령에는 여러 문자를 동시에 실행하는& 데 사용되는 특수 문자가 포함되어 있습니다 . 이 명령은 세 개 이상의 명령으로 해석됩니다.
# First command (the one that you see after [1]):
wget -c http://downloads.sourceforge.net/project/zorin-os/9/zorin-os-9-core-32.iso?r=http%3A%2F%2Fzorinos.com%2Fdownload9.html
# Second command (the one that you see after [2]):
ts=1460659842
# Third command (the one which output should be above the "Done" lines):
something-else
다음은 더 잘 이해하는 데 도움이되는 예입니다.
# Here I'm launching three 'echo' commands, the first two in background, the third in foreground
andrea@andrea-laptop:~$ echo first & echo second & echo third
[1] 5033 # This is bash telling me that the first process was started with job number 1 and PID 5033
first # This is the output from the first process
[2] 5034 # This is bash telling me that the second process was started with job number 2 and PID 5034
third # This is the output from the third process
second # This is the output from the second process
andrea@andrea-laptop:~$
[1]- Done echo first # This is bash telling me that the first background job has quit
[2]+ Done echo second # This is bash telling me that the second background job has quit
이것과 다른 불쾌한 영향을 피하려면 URL을 올바르게 인용해야합니다.
wget -c 'http://downloads.sourceforge.net/project/zorin-os/9/zorin-os-9-core-32.iso?r=http%3A%2F%2Fzorinos.com%2Fdownload9.html&ts=1460659842&something-else'