Data about data. Metadata describes how and when and by whom a particular set of data was collected, and how the data is formatted. Metadata is essential for understanding information stored in data warehouses and has become increasingly important in XML-based Web applications.
A file that contains other files or information that describes another file.
- metasearch engine
A search engine that queries other search engines and then combines the results that are received from all. In effect, the user is not using just one search engine but a combination of many search engines at once to optimize Web searching. For example, Dogpile is a metasearch engine.
In object-oriented programming, a procedure that is executed when an object receives a message. A method is really the same as a procedure, function , or routine in procedural programming languages. The only difference is that in object-oriented programming, a method is always associated with a class.
A mickey is a unit of measurement for the speed and movement direction of a computer mouse. The speed of the mouse is the ratio between how many pixels the cursor moves on the screen and how many centimeters you move the mouse on the mouse pad. The directional movement is called the horizontal mickey […]
(1) Short for microprocessor. (2) Short for personal computer. (3) A prefix meaning one millionth. For example, a microsecond is one millionth of a second. (4) Something very small. For example, a microfloppy is a small floppy disk.