Bourne - Special Characters
||run command in the background
|| pipe outpt to one command from another
||remark symbol, ignores characters after
It is best to avoid using these special characters when naming files.
To pass these charaters to another program, you will need to prefix the character with a \ character.
a;" face="helvetica">[root@redhat ~]# echo food bill is $10
food bill is 0
a;" face="helvetica">[root@redhat ~]# echo food bill is \$10
food bill is $10