gate command what is
What is command gate in Mac OS: thereby serializing access to the data involved in I/O requests. A.

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command gate definition

Explanation COMMAND GATE: A mechanism that controls access to the lock of a work loop, thereby serializing access to the data involved in I/O requests. A command gate does not require a thread context switch to ensure single-threaded access. IOCommandGate event-source objects represent command gates in the I/O Kit

More definitions for Mac OS users such as command gate in Dictionary C.

Help Control Statement:
Usage causes AppleScript to exit the current handler and transfer execution to the handler with the same name in the parent. A continue statement can also be used to invoke an inherited handler in the command gate definition.
Help Cocoa Scripting:
Usage application framework, the support for creating scriptable applications. Cocoa scripting includes classes, categories, and scriptability information, which together support much of AppleScript’s command gate explain.
Help Core MIDI:
Usage An OS X framework for controlling and communicating with MIDI devices command gate what is.
Help Containment Hierarchy:
Usage event targets that determines which handler is to be called to process an event. Events are initially sent to the innermost (or lowest) relevant target in the hierarchy. If the handler associated command gate meaning.
Help Combination Box:
Usage A text entry field combined with a drop-down scrolling list. Combo boxes are useful for displaying a list of likely choices while still allowing the user to type in an item not in the list command gate abbreviation.
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