10-05-2014
Quote:
Originally Posted by
cokedude
Yep thats it
. Thank you. I wasn't familiar with that
$() trick. Where can I read more about things like that?
man bash (or whatever your shell be) is your friend:
Quote:
Command Substitution
Command substitution allows the output of a command to replace the command name. There are two forms:
$(command)
or
`command`
Quote:
Originally Posted by
cokedude
. . .
Can you please explain this part? I don't understand the purpose of a "~" here and why you had to the a.out in "//" . Would bash try to expand the "." if you didn't "\" it?
. . .
man awk is your friend:
Quote:
5. Expressions and operators
The expression syntax is similar to C. . . .
New expressions are composed with the following operators in order of increasing precedence.
assignment = += -= *= /= %= ^=
.
.
.
matching ~ !~
.
.
.
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