For one-liners, I considered switching from Perl to AWK, but gave up because AWK behaves differently on BSD and Linux. Btw: The book "Perl One-Liners" from No

For one-liners, I considered switching from Perl to AWK, but gave up because AWK behaves differently on BSD and Linux. Btw: The book "Perl One-Liners" from No Starch is not bad for people who want to learn a bit of Perl to become "dangerous".