or download this
DB<1> $xxx=1
...
DB<2> p $xCan't use string ("::") as a HASH ref while "strict refs"
+in use at /usr/share/perl/5.18/perl5db.pl line 9513.
at /usr/share/perl/5.18/perl5db.pl line 9513.
DB::db_complete('$x', 'p $x', 2) called at /usr/lib/perl5/Term/Rea
+dLine/Gnu/XS.pm line 575