28 июн. 2017 г. · The command exec &>/dev/null redirects both output streams of the current shell to /dev/null (i.e. it discards all output of the script from ...

28 янв. 2019 г. · Yes, like I said in my answer above, foo &> bar is a short-hand for foo > bar 2&1 . The < /dev/null means the same in both instances.

19 янв. 2021 г. · 1 Answer 1 ... This construct allows both the standard output (file descriptor 1) and the standard error output (file descriptor 2) to be ...

3 апр. 2013 г. · &>/dev/null. This is just an abbreviation for >/dev/null 2>&1 . It redirects file descriptor 2 (STDERR) and descriptor 1 (STDOUT) to /dev/null .

30 дек. 2011 г. · < /dev/null is used to instantly send EOF to the program, so that it doesn't wait for input ( /dev/null , the null device, is a special file ...

20 апр. 2020 г. · /dev/null is a virtual device to which you can write anything, and it would consume everything(essentially getting rid of the output).

9 июн. 2020 г. · 2> &1 means redirect stderr to stdout (which is already redirected to /dev/null ). But for some reason ...

20 сент. 2015 г. · program </dev/null means that the program is taking its input argument (can be input parameter to an option or can be input file to operate on) ...

14 мар. 2014 г. · A more brief way to redirect both stdout and stderr to /dev/null is: command &> /dev/null .

4 мар. 2016 г. · someprogram > /dev/null 2>&1 works by redirecting the standard output ( &1 ) to /dev/null , and then redirects standard error ( &2 ) to the same ...