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#!perl -w use strict; ... $ua->env_proxy; warn Dumper $ua->proxy('https'); $ua->get('https://google.com')
$ua->default_headers->header('User-Agent' => 'curl/7.10.x (i386-redhat +-linux-gnu) libcurl/7.10.x OpenSSL/0.9.7a ipv6 zlib/1.1.4');