I use Thunderbird to receive email using POP3. I have Thurnderbird configured to leave email on the server. Lets say one day I uses POP3 to retrieve (RETR) 10 email messages, then I logout for the ...

I'm using Net::POP3 in Perl to iterate through a mailbox on an MS Exchange server. I run the UIDL command on each message number and compare the ID returned to previously-seen IDs to see if I've de...