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Explain the term - Garbage Collection
Java performs garbage collection and eliminates the need to free objects explicitly. When an object has no references to it anywhere except in other objects that are also unreferenced, its space can be reclaimed.
Before an object is destroyed, it might be essential for the object to perform some action. For illustration:
to close an opened file. In such a case, define a finalize() method with actions to be performed before object is destroyed.
Liferay Especialist and Java Programmer Project Description: We require to make a full functional Portal with online tools. JSF, Java, Portlets, Skills required: CSS
Question: (a) Differentiate between the following terms using suitable examples of your own:- (i) inheritance v/s composition (ii) subclass v/s superclass (iii) softwa
A framework is made up of the set of classes which permit us to use a library in a best possible way for a particular requirement.
Write a Java program in a NetBeans project that reads a text file containing the names and addresses of several people and displays them all at once or one at a time upon selecting
ActionServlet performs the role of Controller: ? Process user requests ? Verify what the user is trying to achieve according to the request ? Pull data from the model (if
What is hash Map
State the significance of public, private, protected, default modifiers both singly and in combination and state the effect of package relationships on declared items qualified by
Website for swapping/selling books Project Description: Seeking a website where students can sell and buy books. I want them to swap books as well. Payment options are requir
What do you mean by casting ?
Task 1- Design the complete user interface of the simulation. Task 2 -Design the record structures of the text files that are required to drive the working simulation. Populate
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