What does the ${!} return?
13826
In Bash scripting, what's the meaning of " $! "?
91116
Difference between $ and ()
34625
What is the difference between $* and $@?
38168
What is the Java ?: operator called and what does it do?
108681
What is the $? (dollar question mark) variable in shell scripting?
64289
How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method call?
6462
Meaning of $? (dollar question mark) in shell scripts
11975
What does $@ mean in a shell script?
37363
How does returning an || statement work in java?
32886
What is the difference between != and =! in Java?
118838
What does !function ($) { $(function(){ }) }(window.jQuery) do?
67917
what does $('') do?
83409
Difference between $ and # in Linux environment
57332
!! c operator, is a two NOT?
38430
In PHP, what does the ${$ } syntax do?
98451
Why can't I echo the characters #! in a string in bash?
112100
What is the meaning of "$" sign in JavaScript