Learning Vb 2008 Glossary Definitions "e-F"

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variables stored within an array

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elements

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represented by two quotation marks, with no space between them

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empty string

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a control property that, when set to False, disables the control; therefore the control cannot receive the focus, cannot respond to events generated by the user, and appears dimmed or grayed out on the form

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Enabled property

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the hiding of data and procedures inside a class

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encapsulation

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a type of program that responds to events or actions that occur while the program is running

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event-driven

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a type of method that responds to actions by the user, such as mouse clicks and key presses at the keyboard

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event handler

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a procedure that an object executes in response to an event

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event procedure

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an event or condition that happens unexpectedly and causes the application to halt

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exception

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in most modern programming languages, a simple mechanism for handling exceptions

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exception handler

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while single-stepping through an application's code, the next line of code that will execute

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execution point

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stops the execution of a Do While or Do Until loop

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Exit Do statement

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stops the execution of a For...Next loop

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Exit For statement

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the input to Visual Basic conversion functions

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expression

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The name give to columns in a database

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fields

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a collection of data stored on a computer's disk

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file

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a property of the OpenFileDialog and SaveFileDialog controls that holds the name of the file selected or entered by the user with the Open and Save As dialog boxes

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Filename property

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runs directly under the ASP.NET development server supplied with Visual Studio and Visual Web Developer

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File System Web site

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a property of the OpenFileDialog and SaveFileDialog controls used to set filters that control what file types are displayed in the Open and Save As dialog boxes

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Filter property

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- a class method named Finalize; automatically called just before an instance of the class is removed from memory

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finalizer

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the object-oriented analysis process of discovering the classes within a problem

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finding the classes

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a Boolean variable that signals when some condition exists in the program

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flag

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when windows, such as Project Explorer, Properties, or Form Layout are not docked (attached)

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floating

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- a diagram that graphically depicts the flow of a method

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flowchart

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the control that has the focus is the one that receives the user's keyboard input or mouse clicks

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focus

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gives the focus to a control

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Focus method

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allows the user to select a font, style, and size

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Font dialog box

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indicates the size and style of a text font

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Font property

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- displays a Font dialog box

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FontDialog control

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- a loop designed specifically to access values from arrays and array-like structures

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For Each...Next loop

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a special loop designed specifically to access values from arrays and array-like structures

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For Each statement

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a column in one table that references a primary key in another table

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foreign key

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a loop specifically designed to initialize, test, and increment a counter variable

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For...Next loop

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- establishes the foreground color for text

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ForeColor property

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a window, onto which other controls may be placed

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form

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the way a value is printed or displayed

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formatting

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a property that configures a form's border; allows or prevents resizing, minimizing, or maximizing a window

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FormBorderStyle property

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used to execute code immediately after a form has closed

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FormClosed event handler

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- used to execute code in response to a form's closing

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FormClosing event handler

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an access type; a class member with Friend access can be used only by other classes inside the same assembly

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Friend access

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references an existing ASP.NET Web site located on a remote computer (network or Web)

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FTP Web site

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a specialized routine that performs a specific operation, and then returns or produces information

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function

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a collection of statements that performs an operation and returns a value

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function procedure