in reply to
IMHO, the references on TCP/IP and Unix network programming are TCP/IP Illustrated, Volume 1 and Unix Network Programming, Volume 1, 3rd Edition, both the late W. Richard Stevens.
Those are excellent picks, but I wouldn't hesitate to recommend reading Network Programming with Perl in order to make those even more accessible.
(I remember how I felt after the first 30 or so pages of TCP/IPI-v1....)
I Go Back to Sleep, Now.
Use subroutines for code reuse
Master regular expressions
Write my GUIs with Perl
Abandon CGI in favor of some modern web framework
Put my code in modules
Create CPAN distributions
test and document my code as I write it
Write OOP with or without animal help
Finally switch to a modern Perl style
Create a killer application with Perl
Detoxify from Perl and PerlMonks
Choose another language because Perl is dead
Learn to program for mobile devices
Complete my secret world domination project
None, because the road to hell is paved with good intentions
Results (261 votes),