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| A way of placing blocks of content at exact coordinate locations. |
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| An attribute used to assign a style to an HTML element. |
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| Parentheses, Square Brackets, and Braces. |
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| a new feature being added to HTML that gives both Web site developers and users more control over how pages are displayed. Designers can define how different elements, such as headers and links, appear. The term cascading derives from the fact that multiple style sheets can be applied to a page. |
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| a collective term for a combination of new HTML tags and options that will allow web pages to be more animated and more responsive to user interaction. |
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| Dividing container tag used for subdividing a document into structured sections. (Similar to SPAN tag). |
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| The ability to move arbitrary HTML elements around on the screen to produce animations or other special effects. |
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| A single character that is preceded by a backslash symbol to represent a character that is not otherwise representable within the string. |
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| An attribute used to assign a name to an HTML element. |
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| A tag only available for the Netscape browser, which enables JavaScript to position, hide, show and dynamically write content. |
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| A single character that is used in place of another character or set of characters. In JavaScript, they are normal characters preceded by a backslash that have special meaning. (This convention was adopted directly from Perl). |
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| A series of characters and/or metacharacters. In JavaScript, they are preceded and followed by backslashes. |
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| A text pattern consisting of a combination of alphanumeric characters and/or special characters called metacharacters. They are tools for matching patterns in strings. |
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| Container tag used for subdividing a document into sections. (Similar to DIV tag). |
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| Also called Cascading Style Sheets) = a technique for assigning several properties at once to all the elements on your page marked with a particular tag. |
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| A CSS property of an HTML element that may be set to visible or hidden. |
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| A property that determines which layers will be “above” or “in front” of each other. |
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| A Microsoft CGI-like technology that allows you to create dynamically generated web pages from the server side using a scripting language such as JavaScript or VBScript. |
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| A programming language that is written and then run through a compiler which checks its syntax and compresses it into a binary executable. |
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| Is a mechanism through which a browser is allowed to communicate with programs running on a server. |
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| A note or remark written by a programmer to document their code. |
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| Is a programming interface specification being developed by the World Wide Web Consortium (W3C), which lets a programmer create and modify HTML pages as full-fledged program objects. |
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| A standard script language, developed with the cooperation of Netscape and Microsoft and mainly derived from Netscape’s JavaScript. |
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| Code that is inserted into another programming environment. |
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| A programming language that is not compiled, and therefore checked for errors at run-time. Perl, is an example |
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| A full-featured programming language developed by Sun Microsystems as a descendant of the C and C++ programming languages. |
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| An interpreted programming or script language from Netscape, and is used in Web site development to enhance pages with such features as rollovers, popup windows, and date stamps. |
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| A script language from Microsoft that is expressly designed for use within Web pages. It adheres to the ECMAScript standard and is basically Microsoft’s equivalent to Netscape’s earlier and more widely used JavaScript. |
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| In object oriented programming, is a programmed procedure or function that is defined as part of a class and included in any object of that class. |
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| In object-oriented programming, is any item that can be individually selected and manipulated. This may include shapes, pictures, units of code, as well as less tangible software entities. |
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| Is a script programming language that is similar in syntax to the C language and that includes a number of popular UNIX facilities. Perl is an interpreted language and is regarded as a good choice for developing Common Gateway Interface (CGI) programs because it has good text manipulation facilities. |
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| Characteristics of an object. |
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| A program or sequence of instructions that is interpreted or carried out by another program rather than by the computer processor (as a compiler program is). |
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| A simple programming language with which you can write scripts. |
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| Is an interpreted script language used at Sun Microsystems. |
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| A subset of the Visual Basic Programming language which is very small and easy to use, and is only supported by Internet Explorer browsers. |
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| Is an open source program used for uploading files, usually to web servers. Its main function is secure file transfer between a local and a remote computer. WinSCP is more secure than WS-FTP. |
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| In computer programming languages, refers setting or assigning values to variables. |
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| An action or occurrence detected by a program. In JavaScript, events imply user actions, such as clicking a mouse button or pressing a key. |
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| A command that executes when the mouse is moved over a particular object. |
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| A command that executes when the mouse is moved off of a particular object. |
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| The symbols used to work with variables (such as + and -). |
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| (Also called MouseOver). A feature on a page that changes as the mouse pointer moves over it. |
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| A value denoted by a word or words enclosed in quotes. |
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| A piece of information such as a number or a string. |
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| In programming, is a symbol or name that stands for a value. |
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| A divided region within a page that contains independent information and can be controlled individually. |
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| An HTML tag (or container) that defines a page that contains one or more frames. Replaces the “body” element in an HTML document. |
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| Used to identify a frame window. Can be used with the TARGET attribute of the HTML anchor tag. |
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| a JavaScript object which has properties for the name and version of browser being used, for the MIME types supported by the client, and for the plug-ins installed on the client. |
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| A reference to the window that contains the current frame. |
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| A reference to the current Window object. A synonym for window. |
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| An attribute of the HTML anchor tag used to specify the name of the window or frame that the URL referred to by the link should load into. |
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| A reference to the top-level window that contains the current frame. |
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| A reference to the top-level window that contains the current frame. |
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| A is the client application used with a particular network protocol; the phrase is most commonly used in reference to those which access the World Wide Web. In JavaScript, it is a property of the navigator object. |
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| An entity or company that that sells a product, such as a computer, an operating system, or a browser. |
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| A small box that appears on the screen to give you information, and do not require any user input, however you need to acknowledge the box by pressing the enter key or clicking a mouse button to make it go away. |
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| Also called a Parameter = A value that is passed to a function. |
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| A JavaScript method which is applied to the Window object,will remove the focus from the specified window object. |
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| A variable used for counting. |
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| A JavaScript method which is applied to the Window object, will give focus to the specified window object. |
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| A named section of a program that performs a specific task. |
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| A sequence of instructions that is continually repeated until a certain condition is reached. |
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| Also called an Argument = A value that is passed to a function. |
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| A small window that suddenly appears when you select an option or rollover a link. |
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| A single character that is preceded by a backslash symbol to represent a character that is not otherwise representable within the string. |
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Definition
| A value written exactly as it’s meant to be interpreted. Unlike a variable that can represent different values |
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| A series of characters manipulated as a group. |
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| A value contained within an array or a value passed to a routine. |
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| A data structure that contains numbered pieces of data. |
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| A way of declaring a new array by specifying literal values within square brackets. |
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| A JavaScript function with two special features: 1) It is invoked through the new operator, and 2) It is passed a reference to a newly created empty object. |
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| A set of data with values having predefined characteristics. |
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| Numbered components of an array data structure. |
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| A number assigned to a specific element of an array. |
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| To order a group of elements numerically or alphabetically. |
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| A way of describing data structures that do not allocate a contiguous range of memory locations. it only allocates memory for array elements that are actually stored in the array. |
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| A programming language in which it is not necessary to predefine each type of data. |
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| is a term describing a web development technique for creating interactive web applications using a combination of HTML, CSS, JavaScript and XML to interchange and manipulate data asynchronously with the web server. |
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| A small program that can be sent along with a web page to the user. |
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| Is the collection of components for users interface definition including the system for event management and layout mechanisms. |
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| The compiled format for Java programs, and it can be transferred across a network and executed by Java Virtual Machine. |
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| In object-oriented programming, a category of objects. |
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| Information that a web site puts on your hard disk so that it can remember something about you at a later time. |
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| function is used to convert data into an easily transferable format, by replacing all special characters with escape sequences. Unescape must be used to decode the data on the receiving end. |
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| A state and behavior from its superclass. |
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| a code generator that converts java bytecode into machine language instructions. |
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| The term is used to describe separate products that serve as the glue between two applications. Scripting languages such as ASP and PHP are sometimes thought of as this type languages. |
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| Refers to original format or internal language on a particular machine. |
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| A software bundle of related variables and methods. |
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| Is a server-side, HTML embedded scripting language used to create dynamic Web pages. Its syntax and structure resemble ASP, Perl, and JavaScript. |
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Definition
| An interpreted object-oriented programming language similar to Tcl and Perl, popular for its clear syntax and readability. |
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| A self-contained operating environment that behaves as if it is a separate computer, that has no access to the host operating system which allows system independence. |
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| A programming language and environment developed by Microsoft. Based on the BASIC language, which was one of the first products to provide a graphical programming environment and a paint metaphor for developing user interfaces. |
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