What do you mean by java Swing
What do you mean by the term java Swing? Describe in brief.
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Swing is a GUI toolkit for the Java. This is one part of the Java Foundation Classes (JFC). Swing comprises graphical user interface (GUI) widgets like text boxes, split-panes, buttons and tables.
Swing widgets give more sophisticated GUI components than the prior Abstract Window Toolkit. As they are written in the pure Java, they run similar on all platforms, dissimilar the AWT that is tied to the underlying platform's windowing system. The Swing supports pluggable look and feel not by employing the native platform's facilities, however by roughly emulating them. This signifies you can get any supported look and feel on any platform. The drawback of lightweight components is the slower execution. The benefit is uniform behavior on all the platforms.
Aggregation: It is a relationship in which an object has one or more other subordinate objects as portion of its state. The subordinate objects usually have no self-governing existence separate from their containing object. Whenever the containing obj
Illustrate the difference between persistent and non-persistent objects in the programming?
Create an applet that bounces a blue ball inside an applet using Thread. The ball (diameter is 10) will start at position (0,0). When the ball hits the edge of the applet, the ball should bounce off the edge at a randomly selected angle between 20 and 60 d
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Initializer: A block stated at the outermost level of a class - identical to a method devoid of a header. The initializer blocks are executed, in order, whenever an instance is formed. They are executed prior to the constructor of the defining class,
Function: The name given to assembly of statements which does some particular task and might return a value. Function can be invoked (or called) any number of time and anywhere in the program.
Race hazard: It is a situation which occurs between multiple threads sharing a resource. The race hazard occurs whenever one thread's suppositions regarding the state of a resource are invalidated by the actions of the other thread.
Primitive Type Casting: C/C++ allows you to cast between totally unrelated types. This can be problematic for model checking. Avoid type casting between unrelated types and in particular primitive types. For example, Q : What is validating parser What is What is validating parser? Answer: A parser makes sure that an XML document is valid additionally to being well formed.
What is validating parser? Answer: A parser makes sure that an XML document is valid additionally to being well formed.
Base type: The kind of items that might be stored in an array - the arrays defined type. For example, in int[] numbers; the base type
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