Abbreviated UDP, a Usenet penalty enforced by system administrators of an ISP or NSP against other service providers. Usenet is by nature cooperative, and the UDP is one way that administrators can handle uncooperative members. UDPs are typically issued to ISP/NSPs that have users that are spamming and that have not stopped the users from doing so even after repeated requests for the administrators to deal with the spam. When a UDP is issued, any messages posted to Usenet from that site will be cancelled. UDPs are also issued to individual spammers.
A set of algorithms for converting files into a series of 7-bit ASCII characters that can be transmitted over the Internet. Originally, uuencode stood for Unix-to-Unix encode, but it has since become a universal protocol used to transfer files between different platforms such as Unix, Windows, and Macintosh. Uuencoding is especially popular for sending e-mail […]
Defined by the DAT (Direct Access Transport) Collaborative, the User Direct Access Programming Library or uDAPL, is a specification and a library that defines a single set of user APIs for all RDMA-capable transports.
Ultrabooks are a new category of notebook computers that seeks to fill the gap between lightweight laptops and tablets. Intel dubbed the ultrabook category when it announced it would be directing its mobile computing efforts towards a new class of laptops that would offer an extremely thin (less than 20 millimeters, or 0.8 inches) and […]
(ul´´-tra-p��rt´&-b&l) (n.) A class of laptop computer that is designed around its portability. Ultraportables typically weigh less than four pounds and, when closed, are 1.5″ thin or thinner. A common ultraportable also will have wireless networking capabilities, can have an internal optical drive, and capabilities to connect to an external storage device. Since the devices […]
- ultrasonic focus motor
Abbreviated as USM, and associated with digital camera terminology, ultrasonic motor (also called ultrasonic focus motor ) is a term that is mainly used to describe the motor that controls the movement of the lens or focus ring. An ultrasonic focus motor is much quieter (almost near-silent) and also moves the focus lens or ring […]