Also found in: Acronyms.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)
UIDL(1) (Unique ID Listing) A POP3 mail server function that assigns a unique number to each incoming mail message. This allows mail to be left on the server after it has been downloaded to the user. Both the mail client and the POP server must support this feature.
(2) (User Interface Definition Language) A language used to describe the elements in a user interface.
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