- 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.
A data structure used to synchronize access to a shared resource. The most common use for a lock is in multithreaded programs where multiple threads need access to global data. Generally, only one thread can hold the lock at a time; by convention, this thread is the only one that can modify the data during this period. Some lock variants such as read-write locks allow multiple threads to hold a single lock under certain conditions. See also mutex lock
Industry:Software; Computer
A set of iPhone OS and Mac OS X frameworks that provides audio services (depending on the platform) that include recording, playback, synchronization, signal processing, format conversion, panning and surround sound, hardware abstraction, and others.
Industry:Software; Computer
A keychain state in which no key is available in memory to decrypt the passwords and other secrets protected by the keychain. When an application attempts to retrieve a secret from a locked keychain, the user is prompted for a password. The login keychain is unlocked automatically at login if its password matches that of the user’s login account. There is no way to extract secrets from a locked keychain without providing the keychain’’sassword. All of a users keychains lock automatically when the user logs out.
Industry:Software; Computer
A technology for managing structured data in your application. The data model of a Core Data application is built on a schema that defines one or more entities and their properties and the relationships between those entities. At runtime, Core Data manages the data for those entities using a database or other structured form of data store.
Industry:Software; Computer
The name of the framework (CoreGraphics.framework) in which the Quartz API resides. The Quartz API is sometimes referred to as the Core Graphics API.
Industry:Software; Computer
An image processing programming interface that is part of the Quartz Core framework.
Industry:Software; Computer
A mechanism to ensure that data isn’t modified by more than one user at a time and that data isn’t read as it is being modified.
Industry:Software; Computer
In the Ink technology, an area in which stylus input is interpreted as mouse input; the system “instantly” interprets the stylus as a mouse in these special places and ink is not generated.
Industry:Software; Computer
A file structure that contains servlets, JSP pages, HTML documents and other resources. This structure can be deployed on any servlet-enabled web server.
Industry:Software; Computer
