What is the meaning of $* in a shell script?
34625
What is the difference between $* and $@?
27742
What does "${-#*i}" != "$-" mean?
112888
What does $#array mean in Perl?
41303
When do we need curly braces around shell variables?
99330
Why do you need $ when accessing array and hash elements in Perl?
25478
What does ${1+"$@"} mean in a shell script, and how does it differ from "$@"?
147454
Why does bash set $? (exit status) to non-zero on Ctrl-C or Ctrl-Z?
100299
Using dollar sign in shell scripting
64177
What does $PATH mean?
137445
Why is $ the default symbol for a user shell and # the default symbol for a root shell?
65571
How to print "$" in here-document
75605
What does ~$ stand for?
8641
Which are the (Bash) shell special parameters/variables?
23092
What does "$$" mean in the shell?
96938
What's the difference between using > and >> in shell?
977
What is the difference between [@] and [*] when referencing bash array values?
128739
What does it mean to have a $"dollarsign-prefixed string" in a script?