- 行业: Computer; Software
- Number of terms: 54848
- Number of blossaries: 7
- Company Profile:
Apple Inc., formerly Apple Computer, Inc., is an American multinational corporation headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software and personal computers.
Network kernel extension. A type of KEXT that provides a way to extend and modify the networking infrastructure of Mac OS X dynamically without recompiling or relinking the kernel.
Industry:Software; Computer
Nonmaskable interrupt. An interrupt produced by a particular keyboard sequence or button that cannot be blocked in software. It can be used to interrupt a hung system—for example to drop into a debugger.
Industry:Software; Computer
A special user with very little access. To prevent someone running as root or as an administrator on one system from gaining control over another system through a network connection, such users are often mapped to the nobody user on the remote system.
Industry:Software; Computer
In Xcode, a file that describes the hierarchical structure of the documentation set. It defines the table of contents that users see in the browser view of the Xcode Documentation window and the relationships between entries in the documentation set hierarchy.
Industry:Software; Computer
Undesired energy or data components in a communication channel included with the signal that the channel is carrying. See also noise floor, quantization noise. Compare distortion.
Industry:Software; Computer
Features that are applied in the same manner to a glyph regardless of the adjacent glyphs. Compare contextual features.
Industry:Software; Computer
A feature for which you can enable any number of feature selectors at once. Compare exclusive feature type.
Industry:Software; Computer
In image processing, a technique for processing the alpha channel of a pixel. Instead of performing the alpha blend for each pixel, the alpha value is premultiplied to each of the other color channel values for that pixel. The pixel can then be interpreted as is from then on because all of the color channel values have been appropriately changed to reflect the alpha component.
Industry:Software; Computer
A window without an offscreen buffer for screen pixel values.
Industry:Software; Computer
In Mach, a message that contains either a reference to a port or a pointer to data. Compare simple message.
Industry:Software; Computer
