What is mean "x" in second field of /etc/shadow file
130153
In /etc/group what is the meaning of the second field?
35796
Difference between 2>&-, 2>/dev/null, |&, &>/dev/null and >/dev/null 2>&1
103889
What does 2>&1 in this command mean?
6602
What does set -e mean in a bash script?
47181
What is the difference between ./script and . ./script?
42134
Whats the difference between "${foo.bar}" and "#{foo.bar}"?
152931
What is the difference between redirection 2>&1 1>file.txt and >a.txt 2>&1?
40245
What does `. /path/command` do? (Space after dot, absolute path)
96802
Why are scripts in /etc/profile.d/ being ignored (system-wide bash aliases)?
137167
What is a ~ (tilde) when used as a prefix to a path?
64177
What does $PATH mean?
28785
Explaining the contents of the ~/.profile file
131942
How are the digits after ~ assigned in windows short file names?
61874
Why does '/' have an '..' entry?
595
Unknown modifier '/' in ...? what is it?
71846
Manually generate password for /etc/shadow
76193
What do the slashes mean in the character tables?