[SYMBOL]
[A]
[B]
[C]
[D]
[E]
[F]
[G]
[H]
[I]
[J]
[K]
[L]
[M]
[N]
[O]
[P]
[Q]
[R]
[S]
[T]
[U]
[V]
[W]
[X]
[Y]
[Z]
!= (not equal operator)
! (NOT operator) in filename globbing
in test command
" (double quote)
# (hash mark) as comment in script
as root user prompt
2nd
as RPM progress mark
$ (dollar sign) as user prompt
2nd
preceding shell variable
$# variable
$$ variable
$* variable
$? variable
2nd
$@ variable
$0 variable
$1, ..., $9 variables
- (hyphen) in file or directory names
in keyboard accelerator
& (ampersand)
2nd
&> redirector
> (greater-than sign)
2nd
>> (redirector)
< (less-than sign)
2nd
<< (redirector)
'; (single quote)
2nd
* (asterisk)
. (dot) current directory
preceding hidden file or directory name
.. (two dots), parent directory
/ (slash) in file or directory name
root directory
2nd
3rd
4th
separating directories in pathname
; (semicolon)
= (equal sign) in boot parameter definitions
in test command
? (question mark)
[] (square brackets)
\ (backslash)
2nd
3rd
\(...\) (grouping expressions)
{} (curly braces)
| (pipe redirector)
2nd
3rd
~ (tilde)
2nd
~+ (current working directory)
~- (previous working directory)
2> redirector
2>&1 redirector
2>> redirector
3D gaming
3D object manipulation, Draw application
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