http://www.perlmonks.org?node_id=1089106


in reply to Perl script to add sock proxy settings for firefox

 $prefs->setIntPref('network.proxy.socks', 23.19.58.245)

Try to put that IP address in quotes; otherwise it produces something that is very likely to surprise you:

$ perl -wE 'say 23.19.58.245'
:�