Unix news is nothing but opensourse - this site features general information about Linux/Unix/Perl programming language.
Sunday, November 23, 2008
Perl : Gathering Output from a Program
The backticks are a convenient way to run other programs and gather their output. The backticks do not return until the called program exits. Perl goes to some trouble behind the scenes to collect the output, so it is inefficient to use the backticks and ignore their return value: read more...