What does the `..` command do?
33704
bash 4.3 "multiple dot" commands fails silently on Fedora
96838
Is the behaviour of .* to include . and .. defined in LSB or POSIX or some other specification?
18107
Why do we use "./" (dot slash) to execute a file in Linux/UNIX?
58687
What is the difference between $(command) and `command` in shell programming?
26946
How do you find the directory of a command?
42029
Where do I find out how a command/environment is defined?
79499
What does the '|' (vertical bar) character mean in a Terminal command?
2195
What does the l command do?
108681
What is the $? (dollar question mark) variable in shell scripting?
76281
What does $(command) & do?
21672
Why was '.' chosen to represent the current directory and '..' for parent directory?
96938
What's the difference between using > and >> in shell?
42134
Whats the difference between "${foo.bar}" and "#{foo.bar}"?
147469
What does this syntax mean in Python?
127087
What does the "|" (single pipe) do in JavaScript?
75335
Bash test: what does "=~" do?
124924
Number in name of commands?