Source and listener
What do you mean by the term source and listener?
Expert
The source is an object which produces an event. This takes place when the internal state of that object changes in a certain manner. A listener is an object which is notified whenever an event takes place. It consists of two major requirements. First, it should have been registered with a source to receive the notifications regarding specific event. Second, it should implement essential methods to receive and process such notifications.
What is meant by the PIDs?
no-arg constructor: It is a constructor which takes no arguments. By default, each and every class without an explicit constructor has a default no-arg constructor with the public access. Its role is entirely to invoke the no-arg constructor of the in
Multiple Inheritance: In C++, multiple-inheritance occurs when a class inherits from more than one parent. For example: Q : What is Stack overflow Stack overflow : Stack overflow: Stack overflow takes place whenever too many items are pushed onto a stack with a finite or limited capacity.
Multiple Inheritance: In C++, multiple-inheritance occurs when a class inherits from more than one parent. For example:
Stack overflow: Stack overflow takes place whenever too many items are pushed onto a stack with a finite or limited capacity.
What is the use of compatibility testing?
Counter variables are commonly used in many computer applications for different purposes. Here is a typical example where a variable is used to measures the progress of some activity of interest: Q : Explain Hot spot Hot spot : This is an Hot spot: This is an area in an image map with a specific significance. A program usually monitors movements of the mouse, and reacts according to the actions related with the hot spots over which it passes. This may comprise displaying various status
Counter variables are commonly used in many computer applications for different purposes. Here is a typical example where a variable is used to measures the progress of some activity of interest:
Hot spot: This is an area in an image map with a specific significance. A program usually monitors movements of the mouse, and reacts according to the actions related with the hot spots over which it passes. This may comprise displaying various status
Non-modal: In this a dialog is non-modal when its parent application is not blocked from additional activity whereas the dialog is being revealed.
Explain the difference between the Interpreter and Compiler?
Explain the way of validation XHTML documents online.
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