4 ms·
It is not only guaranteed by the POSIX standard, as pointed out by the siblings, it is necessary for standard shell scripting idioms to work, e.g. "command1 2>&
by Hello71 7y ago
It is not only guaranteed by the POSIX standard, as pointed out by the siblings, it is necessary for standard shell scripting idioms to work, e.g. "command1 2>&1 | command2".