the dollar sign `$` cannot be removed from iskeyword
34166
Removing a character from 'iskeyword' in vim
102882
In bash, how do I escape an exclamation mark?
129593
Syntax with pound and percent sign after shell parameter name
118228
"Use Option as Meta key" with ability to type the # symbol
54313
What is $() in a command?
62057
How can I make hash key lookup case-insensitive?
158457
Using | pipe character from a $variable makes it treat as just another argument in bash; how to escape it?
11551
replace often used Tex-Literals ($ and $$) for math regions into \( or \) and \[ or \]
71051
_ (underscore) is a reserved keyword
136641
Can someone explain the dollar sign in Javascript?
50136
Using "${a:-b}" for variable assignment in scripts
13826
In Bash scripting, what's the meaning of " $! "?
65571
How to print "$" in here-document
6462
Meaning of $? (dollar question mark) in shell scripts
24077
What the #$@&%*! is that called?
16027
Uncaught ReferenceError: $ is not defined?
47449
What is the difference between . (dot) and $ (dollar sign)?