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You should override the hashCode() and equals() functions from the Object class. The default implementation of the hashcode() and equals(), which are inherited from the java.lang.Object needs an object instance's memory location. That can cause serious problems when two instances of the car objects have the similar color but the inherited equals() can give false because it uses the memory location, which is distinct for the two instances of object. Also the toString() method may be overridden to give a proper string representation of your object.
Write a AXIS2 SOAP Java Web Service that performs a bidirectional currency conversion for the following currencies- GBP, EUR and USD (American Dollar). You are allowed to hardco
Need an engineer who has knowledge working on Flex Reporting tool. Who knows how data needs to be taken care of from DB, SharePoint, ERP and then process using logic/intelligence u
how do you write the code so the line will be clipped
What is the difference between the Boolean & operator and the && operator? If an expression including the Boolean & operator is evaluated, both operands are evaluated. Then the
Question 1 What do you mean by Java Virtual Machine? Question 2 Write a simple Java program to display a string message and explain the steps of Compilation and execution in Jav
1. RUP is relying on a few important principles and philosophies like planning ahead, knowing where the process is capturing and heading the project in extensible and storable mann
The clustering regulates high scalability and availability. The basic considerations for servlet clustering are: 1. Objects opened in a session could be serializable to support
What is output of the following JavaScript code? Str="Virtual University of Pakistan"; document.write(str.substring(5,str.length)) ;
You are to write a program name arrayScaling.java that will randomly generate 5000 integer number raging from 1 - 49 and place them in an array. 1. The program will scale thi
What does the keyword " synchronize " mean in java. What are the usage and disadvantages of synchronization?
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