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  1. or download this
    #!/usr/bin/perl -w

use IPC::Open3;
...
my ($output, $error);
($output, $error)=run();
print "$output, $error\n";
  2. or download this
    jlm17 5660> ./test_eval.pl
, Error, Could not execute not_a_command: No such file or directory
, Can't exec "not_a_command": No such file or directory at /usr/share/
+perl/5.8/IPC/Open3.pm line 168.