Apple Mac OS developers glossary letter C

What is Image Core Definition An image processing programming interface that is part of the Quartz Core framework compare
What is Header Chunk Explain The descriptive, metadata section at the start of a synchronous . Each element of information in a chunk header is called a field why
What is Context What is variables that affect how drawing is performed for a drawable object attached to that context. Also called a rendering context. (2) In the how better
What is Angle Caret Meaning a highlight. The caret angle can be perpendicular to the baseline or parallel to the angle of the style run’s text when
What is Cfnetservices Abbreviation Bonjour enables applications to discover services that are available on the network and find all access information (such as name and IP determines
What is Sense Code How to index to a rich store of information about the symbols defined in a project. Xcode uses this information as the basis for a number of comparing to
What is Cglayer Help An offscreen graphics context, introduced in OS X v10.4, suited for high-quality offscreen rendering of content that you plan to reuse depends on
What is Certificate, Key, and Trust Services Crossword and read certificates; add certificates to a keychain; create encryption keys; and manage trust policies. In iOS, you can also use this API which
What is Concatenation Examples In Quartz 2D, an operation that combines two matrices by multiplying them together difference
What is Drift Clock Encyclopedia one system output relative to another, due to differing counting rates. Clock drift interferes with synchronization when
What is Features Contextual Information about Features that are applied to a glyph depending on the glyph’s position relative to adjacent glyphs. Compare noncontextual features pros and cons
What is Cvs Tutorial code control system that Xcode can use to manage changes in source code over time and across multiple developers similarities
What is Coefficient Error of the factors in a polynomial equation. For example, in the equation x2 + 2x + 1, the coefficients are 1, 2, and 1 how much
What is Framework Cgls Answer Core OpenGL framework. The Apple framework for using OpenGL graphics in Mac apps (Cocoa or Carbon) that need low-level access to OpenGL how many
What is Hierarchy Containment Means what determines which handler is to be called to process an event. Events are initially sent to the innermost (or lowest) relevant target in the compare
What is Cursor Description mouse’s location. The cursor commonly looks like an arrow, but can also assume such shapes as a pencil, a cross, or a paintbrush, depending why
What is Justification Center Definition The placement of controls or text where every item is centered on an imaginary vertical line in the center of a window how better
What is Sdk Composite Explain A group of additional SDKs used by a target. Xcode creates and caches the composite at build time when
What is Cfstring What is Unicode characters ( UniChar ) along with a count of the number of characters. Unicode-based strings in Core Foundation provide a solid determines
What is Focus Code Meaning A feature of the Xcode text editor that highlights the scope of the selected source code comparing to
What is Object Controller Abbreviation An object that manages the interactions between an application’s data objects and the objects that display that data depends on
What is Component How to resides at a distinct location in the file system. See also component package . (2) A plug-in whose interface is defined by the Component which
What is Claim Help To declare to Launch Services that an application is capable of opening documents or URLs of a given type difference
What is Authority Certification Crossword See CA when
What is Compression Examples See data compression , level compression pros and cons
What is Counter Encyclopedia The oval in glyphs such as “p” or “d” similarities
What is Coordinates Clip Information about for view-volume clipping. Clip coordinates are applied after applying the projection matrix and prior to perspective division how much
What is Point Current Tutorial The last location Quartz used when painting a path how many
What is Chunk Error data consisting of a short, descriptive header followed by the described data. A chunk-based file is an on-disk file laid out as a series compare
What is Layout Channel Answer the channels in an audio recording. For example, in a stereo recording, channel 1 has the role of “left front” and channel 2 has the role why
What is Statement Control Means what 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 how better
What is Stack Call Description A collection of stack frames that positions the most recent calls on the top of the stack when
What is Matrix Transformation Current Definition An affine transform that Quartz uses to map points from one coordinate space to another determines
What is Unit Configuration Explain In Xcode, a group of configuration files joined together by #include directives comparing to
What is Console What is also displays system log messages, kernel panics, and other information. (2) A special window in OS X that displays messages that would be depends on
What is Scale Coordinate Meaning In Core Audio, for a panner unit , a parameter that specifies the maximum value for the distance parameter, in meters which
What is Clipping Abbreviation application to the Finder desktop. (2) In graphics, the process of defining the boundaries of a graphics area. (3) In audio, distortion of difference
What is Character Continuation How to Script Editor to extend a statement to the next line. With a U.S. keyboard, you can enter this character by typing Option-l (lowercase L when
What is Channel Help recording or live performance has exactly one channel. A stereo recording or live performance has two channels. A multitrack recording or pros and cons
What is Clock Crossword time. (2) The regular, periodic signal in a digital audio system used to pace audio recording and playback similarities
What is Cocoa user interface class Examples item. The Application Kit provides many of these classes; for example, NSButton and NSBrowser are Cocoa user interface classes provided by how much
What is Version Compatibility Encyclopedia version information in a framework. This number marks changes to the public interfaces. The compatibility version typically lags behind the how many
What is Selection Continuous Information about A selection that includes all content between the anchor point and the active end compare
What is List Chapter Tutorial A set of named entry points into a movie, presented to the viewer as a text list why
What is Convolution Error that changes the intensities of a pixel to reflect the intensities of the surrounding pixels. Using convolution, you can get image effects how better
What is Comment Answer Text that remains in a script after compilation but is ignored by AppleScript when the script is executed when
What is Composition Means what In Quartz Composer, a collection of interconnected patches that describe a data flow determines
What is Variable Condition Description semantics. When a thread sleeps, waiting for some event to occur, it releases a related lock so that another thread can cause that event to comparing to
What is Core Foundation URL reference Definition A data object of type CFURLRef specifying a URL depends on
What is Ca Explain digital certificate to be trusted, the certification authority must be a trusted organization that authenticates an applicant before which
What is Port Control What is In Mach, access to the control port allows an object to be manipulated. Also called the privileged port. See also name port , port difference
What is Compile Meaning from the form typed into a script editor to a form that can be used by AppleScript. The process of compiling a script includes syntax and when
What is Scripting Cocoa Abbreviation support for creating scriptable applications. Cocoa scripting includes classes, categories, and scriptability information, which together pros and cons
What is Cgi How to Common Gateway Interface. A standard for interfacing external applications with information servers, such as HTTP or web servers similarities
What is Chevrons Help See double angle brackets how much
What is Filter Image Core Crossword the Core Image framework. Core Image filters are automatically read into Quartz Composer and made available as patches how many
What is Install Custom Examples A metapackage or distribution package installation that a user performs after modifying the default option selection compare
What is Position Caret Encyclopedia glyphs, that relates directly to the offset (in memory) of the current text insertion point in the source text. At the boundary between a why
What is Console Information about An application that displays the console window how better
What is Clip Tutorial Prepackaged “mini” Quartz Composer compositions that you can drag into a composition and customize for your own use when
What is Well Color Error A small rectangular or square control used to apply a color selection. The color of the control indicates the currently selected color determines
What is Description Class Answer entry that describes a scriptable class, including its attributes and relationships and the KVC keys that Cocoa scripting uses to gain comparing to
What is Client Means what services of some kind supplied by its provider. In a driver stack, the client in a provider/client relationship is farther away from the depends on
What is Copybits Description replacement in Quartz, primarily because Quartz does not use a bit-based graphics model, as QuickDraw does which
What is Recovery Clock Definition In audio, extracting and reconstructing timing information from a data stream difference
What is Statement Continue Explain controls when and how other statements are executed. AppleScript defines standard control statements such as if, repeat, and while when
What is Obszar Content What is The portion of the window below the title bar. The content region can contain document content or controls pros and cons
What is Property Class Meaning object that meets two criteria: It’s based on an attribute in your model, and it can be fetched from the database. Class property can similarities
What is Style Continuous Abbreviation In MLTE, a style value that is constant over an entire selection range how much
What is Adaptor Cgi How to Gateway Interface (CGI) to translate requests from an web server into requests to an application instance, and responses from an how many
What is Manager Event Classic Help Mac OS applications before the Carbon Event Manager. The Classic Event Manager often required a certain amount of polling of the event compare
What is Culling Crossword In OpenGL, eliminating parts of a scene that can’t be seen by the observer why
What is Write On Copy Examples Mach. The object to be copied is marked temporarily read-only. When a thread attempts to write to any page in that object, a trap occurs how better
What is Panel Connections Encyclopedia In Interface Builder, a panel that appears as needed to display the connection status of outlets and actions when
What is Highlighting Contiguous Information about contiguous shape across direction boundaries, even when it does not exactly match the selection range to which it corresponds. Compare determines
What is Midi Core Tutorial An OS X framework for controlling and communicating with MIDI devices comparing to
What is Rendering Character Error display, taking into account line direction, contextual rules, and character reordering. For example, the formation of ligatures and depends on
What is Gate Command Answer 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 which
What is Through Click Means what enables user to activate them in an inactive window. Whether a control supports click-through depends on the context difference
What is Encoding Character Description A conversion table for interpreting a specific character set. See also text encoding when
What is State Graphics Current Definition The parameter values that determine how Quartz renders results as it paints pros and cons
What is In Plug Cdsa Explain through a standard interface and that implements or extends CDSA security services for a particular operating system and hardware similarities
What is Corpus What is A collection of one or more documents, typically related, and available to an information retrieval system. Plural: corpora how much
What is command pop-down menu Meaning appears in a window rather than in the menu bar. Use of this control is limited to cases where the window is shared among multiple how many
What is Script Compiled Abbreviation The form to which an AppleScript script is converted when you compile it compare
What is Setting Build Conditional How to only when one or more conditions are met (for example, the product is being built using a particular SDK). Xcode uses these definitions why
What is Multitasking Cooperative Help running program can receive processing time only if other programs allow it; each application must give up control of the processor how better
What is Pane Pages Copies Crossword A pane in the Print dialog that lets the user set the number of copies and the range of pages to be printed when
What is Control Examples actions or visible results when the user manipulates the object. Standard controls include buttons, scroll bars, checkboxes, sliders, and determines
What is Reference Project Cross Encyclopedia contains an application to a project that contains a framework. It lets you access the targets and products of the referenced project from comparing to
What is Atom Classic Information about atoms. A classic atom, however, may contain a table. An example of a classic atom is an edit list atom, containing the edit list table depends on
What is View Content Tutorial as the root for all other views in the window. In iOS applications, the portion of an iPhone window that displays the application’s custom which
What is Cocoa user interface object Error An instance of a Cocoa user interface class difference
What is Cfm Answer Code Fragment Manager. The library manager and code loader for processes based on PEF (Preferred Executable Format) object files (in Carbon when
What is Hashing Cryptographic Means what The process whereby data is transformed using a cryptographic hash function pros and cons
What is Compositing Description rendered images into a final image. It encompasses simple copying as well as more sophisticated operations that take advantage of similarities
What is Subject Certificate Definition The entity associated with the public key that is in the certificate how much
What is Button Close Explain A window control (the red button that appears in the upper left) that users can click to close the window how many
What is Section Data Chunk What is The data content of a synchronous . The format of the data depends on the chunk type, as specified in the chunk header compare
What is Completeness Meaning In OpenGL, a state that indicates whether a framebuffer object meets all the requirements for drawing why
What is Compact Abbreviation removing unused bits. Over time, as documents get added to and removed from an index, the index’s disk or memory footprint may grow due to how better
What is Type Concrete How to specific characteristics of a type of document, such as extensions and HFS+ type and creator codes. Each concrete type has corresponding when
What is Target Current Help In AppleScript, the object that is the current default target for commands determines
What is Cifs Crossword sharing protocol used widely on Windows and UNIX systems. CIFS is an extension of the SMB protocol. CIFS has been given to the Internet comparing to
What is Script Current Examples The AppleScript script currently being executed depends on
What is Cssm Encyclopedia public application programming interface for CDSA . CSSM also defines an interface for plug-ins that implement security services for a which
What is Completion Code Information about suggests likely completions as you type an identifier or a keyword. The suggestions are based on the text you type and the surrounding difference
What is Decoder Coder Codec Tutorial things, lossy and lossless audio compression technologies implemented in hardware or software. Encoded data can be wrapped in a file format when
What is Utility Line Command Error A tool without a graphical user interface, typically used in the command-line environment pros and cons
What is Chapter Answer Technically called a part of title (PTT). (2) A method of organizing different scenes of a movie for easy navigation and access. DVDs are similarities
What is Box Combination Means what 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 how much
What is Container Description software product that facilitates delivery to its users. Disk images installation packages, and ZIP archives are the most popular product how many
What is Cups Definition Common UNIX Printing System. An open source architecture commonly used by the UNIX community to implement printing compare
What is Request Signing Certificate Explain See source text why
What is Commit What is To publish changes in an Xcode project to a repository how better
What is Audio Core Meaning provides audio services (depending on the platform) that include recording, playback, synchronization, signal processing, format conversion when
What is Coercion Abbreviation from one class to another. For example, an integer value can be coerced into a real value. Also, the software that performs such a determines
What is Compressor How to either data compression or level compression . A data compressor, along with its corresponding decompressor, is sometimes referred to as a comparing to
What is Matrix Current Help coordinates in one system to those of another system, such as the modelview matrix, the perspective matrix, and the texture matrix. GL depends on
What is Caf Crossword audio file format. CAF files are chunk-based and can contain AAC, MP3, and PCM audio data, among many other audio data formats, as well as which
What is Credential Examples by the Security Server. When the Security Server authenticates a user, it creates a credential as part of the authorization session difference
What is Category Encyclopedia iOS, a collection of audio behaviors for an application. For example, a category specifies whether an application intends to mix its audio when
What is Csr Information about that contains personal information used to generate a development certificate. Certificate signing requests are created by the Keychain pros and cons
What is Class Tutorial as Objective-C and Java, a prototype for a particular kind of object. A class definition declares instance variables and defines methods similarities
What is Character Error A character is an abstract entity without any particular appearance; characters include letters, digits, punctuation, and symbols how much
What is Cbr Answer scheme that can be used to stream audio data over a channel at a constant bit rate while supporting real-time decoding. In most cases how many
What is Cache Means what substantially faster than typical main memory (RAM). When a program asks the CPU to read or write data in memory, it first checks to see compare
What is Requirement Choice Description the value of a system property (such as the amount of random-access memory available) with a value. Choice requirements determine the value why
What is Id Command Definition A four-character code that uniquely identifies a menu item or control. Note that a menu item and a control can share the same command ID how better
What is Assistant Certificate Explain Keychain Access Utility that can be used to create certificates and keys, request certificates from a certificate authority, and evaluate when
What is Pane Content What is In either browse mode or search mode, a view that displays category information or a document page determines
What is Code Character Meaning character. Each writing system or language has one or more character encodings—tables that relate character codes to the characters they comparing to
What is Connection Abbreviation In Core Audio, a hand-off point for audio data entering or leaving an audio unit . A connection has one or more channels. See also channel depends on
What is Constant How to A reserved word with a predefined value which
What is Clipboard Help pasteboard) that enables the transfer of data between applications, including the Finder. This server is shared by all running applications difference
What is Clusters Character Crossword individual components of a whole, including a principal character plus attachments in memory. For example, in Hebrew, a cluster may be when
What is Type Caret Examples A designation of the behavior of the caret at direction boundaries in text. See also dual caret pros and cons
What is Condition Encyclopedia to a resource. A thread waiting on a condition is not allowed to proceed until another thread explicitly signals the condition similarities
What is Kerning Stream Cross Information about The automatic movement of glyphs perpendicular to the line orientation of the text how much
What is Reference Control Tutorial A pointer to an opaque data structure that describes a control’s properties. You manipulate a control by means of its control reference how many
What is Value Composite Error In AppleScript, a value that contains other values. Lists, records, and strings are examples of composite values compare
What is Checkbox Answer A control for an option that must be either on or off why
What is Version Current Means what version information in a framework. It tracks individual builds of your framework and is mostly for internal use by your team. Compare how better
What is Fragment Code Description fragment is the basic unit for executable code and its static data. All fragments share fundamental properties such as the basic structure when
What is Chain Certificate Definition certificate s that are used to verify the validity of a digital certificate. Each certificate is digitally signed using the certificate of determines
What is Printer Current Explain The printer displayed in the Printer pop-up menu when the user opens the Print dialog comparing to
What is Frame Call What is The information about a handler call, including its calling parameters and local variables depends on
What is Data Core Meaning 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 which
What is Caret Abbreviation appearing at the caret position in the display text, that marks the point at which text is to be insert or deleted. See also split caret difference
What is Atom Container How to An atom that contains other atoms, possibly including other container atoms when
What is Editor Package Component Help window that specifies packaging and installation information about a product component. This editor is displayed when a component is pros and cons
What is clipped movie boundary obszar Crossword all track movie boundary regions for a movie, which is the movie’s movie boundary region, with the movie’s movie clipping region, which similarities
What is Package Component Examples An installation package whose payload is one of the components of a product. See also product package how much
What is Format Audio Core Encyclopedia See CAF how many
What is Cfstream Information about read and write streams that CFHTTP depends on. CFStream is a component of CFNetwork and is built on top of Secure Transport . You can compare
What is Cdsa Tutorial open software standard for a security infrastructure that provides a wide array of security services, including fine-grained access why
What is Carbon Error An OS X application environment that uses procedural programming interfaces derived from earlier versions of the Mac OS how better
What is Cocoa Answer platform in OS X. Cocoa is a set of frameworks used for the rapid development of full-featured applications in the Objective-C language when
What is Cmp Means what enterprise bean persistence model in which the J2EE container is responsible for persisting enterprise-bean instances to a data store and determines
What is Development Cross Description on, and take advantage of features from, specified versions of OS X, including versions different from the one you are developing on comparing to
What is Layer Control Definition webobjects.eocontrol , which include EOEditingContext and EOEnterpriseObject . You use classes in this layer to fetch, create, manage, and depends on
What is Folding Code Explain A feature of the Xcode text editor that hides code you don’t want to see which
What is Consumer What is renders a result to a destination. (2) In WebObjects, an application that executes a web service operation by sending a SOAP message to a difference
What is Description Command Meaning entry that describes the characteristics of an AppleScript command, including argument names (if any), command result type (if any when
What is View Column Abbreviation listings of hierarchical data in vertical columns. Navigation between columns reveals levels of the hierarchy pros and cons
What is Cfnetwork How to sending, and receiving serialized messages over a network. CFNetwork is built on top of Secure Transport , and so can use the Secure similarities
What is Authority Certificate Help See CA how much
What is Column Crossword of a table that holds values for a particular attribute. For example, a table that contains employee records might have a column titled how many
What is Cg Examples The prefix used for functions in the Quartz API. See also Core Graphics compare
What is Colorsync Encyclopedia reliably reproducing color images on various devices (such as scanners, video displays, and printers) and operating systems why
What is Statement Considering Information about that lists a specific set of attributes to be considered when AppleScript performs operations on strings or sends commands to applications how better
What is Menu Contextual Tutorial presses the Control key and clicks an interface item. A contextual menu provides convenient access to frequently used commands associated when
What is Credentials Error authenticate, or authorize an entity. For example, a user name and password constitute authentication credentials. A Kerberos ticket determines
What is Graphics Core Answer framework) in which the Quartz API resides. The Quartz API is sometimes referred to as the Core Graphics API comparing to
What is Context Current Means what The rendering context to which OpenGL routes commands issued by your application depends on
What is Cookie Description See magic cookie which
What is Curve Cubic Definition A curve defined by a cubic equation. See also Bi?1zier curve difference
What is Object Script Child Explain A script object that inherits properties and handlers from another object, called the parent when
What is Equalization Center What is Placement of controls in a window so that overall, they are visually balanced across an imaginary vertical line in the center of the window pros and cons
What is Key Character Meaning computer. Character keys include letters, numbers, punctuation, and the Space bar, and nonprinting characters such as Tab and Return similarities
What is Space Color Abbreviation dimensional environment whose components (or channels) represent intensity values. For example, RGB space is a three-dimensional color how much
What is Extension Certificate How to A data field in a digital certificate containing information such as allowable uses for the certificate how many
What is Command Help script that requests an action. For example, a script can send a stop command to a progress indicator object. Compare target dependency compare
What is Table Lookup Color Crossword A table of values used to map color indexes into actual color values why
What is Statement Compound Examples more than one line and contains other statements. A compound statement begins with a reserved word indicating its function and ends with how better
What is Signature Creator Encyclopedia In the Macintosh file system, a four-character code that identifies the application to which a file belongs when
What is Application Current Information about The application that is using the AppleScript component to compile and execute scripts (typically, Script Editor determines
What is Editor Requirement Choice Tutorial window that allows packagers to specify a choice requirement (and how it affects the value of the choice’s user-interface properties). See comparing to
What is Corpora Error Plural form of corpus depends on
What is Manager Printing Carbon Answer A collection of system software routines that can be used by a Carbon application. It replaces the Mac OS 9 Printing Manager which
What is Checkmark Means what next to the active document’s name. In other menus, checkmarks can be used to indicate that the setting applies to the entire selection difference
What is Section Critical Description A portion of code that must be executed by only one thread at a time when
What is Form Contextual Definition An alternate form of a glyph whose use depends on the glyph’s placement in a word pros and cons
What is Atom Child Explain A QT atom inside a container atom, which is its parent atom. See also container atom , parent atom , QT atom similarities
What is Repository Composition What is for storing compositions. Any application can, using the Quartz Composer framework, query the repository for specific types of compositions how much
What is File Configuration Meaning See build configuration file how many
What is Statement Conditional Abbreviation See if statement compare
What is Certificate How to See digital certificate why
What is Converter Help A module used by the printing system to convert a document description from one document format to another how better
What is Rate Bit Constant Crossword See CBR when
What is Function Hash Cryptographic Examples data and transforms it into a fixed-size output value. For a cryptographic hash function to be useful for security, it has to be extremely determines
What is Ceiling Encyclopedia an audio system. The ratio of the ceiling to the noise floor is the dynamic range . Also called dynamic ceiling comparing to
What is Cfhttp Information about serialize, deserialize, and manage HTTP protocol messages, including secure HTTPS messages. This component lets you add authentication depends on
What is Guide Custom Tutorial In Interface Builder, an alignment tool that is placed by the user in order to align objects to an arbitrary location on the design surface which
What is Shift Stream Cross Error equally to all glyphs in a style run by raising or lowering the entire style run (or shifts it sideways if it’s vertical text). Compare difference
What is Ciphertext Answer Text or other data that has been encrypted. Compare plaintext when
What is Framework Cocoa Means what framework, consisting of a collection of advanced object-oriented APIs. The Cocoa framework is made up of the AppKit and Foundation pros and cons
What is Signing Code Description The addition of a digital signature to an application or block of code similarities
What is Operation Concurrent Definition perform its task in the thread from which its start method was called. A concurrent operation typically sets up its own thread or calls an how much
What is List Completion Explain A list that Xcode builds for a typed token and that you can display when using code completion. See code completion how many
What is Clean What is files, as well as any object files (.o files) or other intermediate files created during the build process compare
What is Area Clipping Meaning A path used to constrain the drawing of other objects within its bounds why
What is Patch Custom Abbreviation A subclass of QCPlugIn that performs custom processing in the Quartz Composer development environment how better

Definitions for Mac OS developers

Apple library, Mac for software engineers.

Apple Custom patch definition clipping area explain clean what is completion list meaning concurrent operation abbreviation code signing how to Cocoa framework help. OS Mac.

What is Core Image definition chunk header explain context what is caret for developers.