gzip -d  perl-5.14.2.tar.gz
 tar -xf  perl-5.14.2.tar               # This creates a new directory perl-5.14.2
 cd perl-5.14.2
 ./Configure -des -Dprefix=/usr/opt/perl_5_14_2   # directory should be unique and already exist
 make
 make test
 make install                           # This will install to /usr/opt/perl_5_14_2
 ln -s /usr/opt/perl_5_14_2/bin/perl /usr/local/bin/myperl