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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.
Question: (a) Java does not support multiple inheritance but does provide the concept of ‘interface'. Explain how interfaces can help a programmer to implement multiple inheri
J2EE (Java 2 Enterprise Edition) is an environment for deploying and developing enterprise applications on various operating system. The J2EE platform consists of J2EE components,
Theobjectiveoftheassignment is tofamiliarize youwithinheritance, GUIand abstraction. Create anabstractclass named that includesprivatefields for the InternationalStandard BookNumbe
program to find the frequency of a digit in a number
Web-based Application: CIA - OMP Type Web-based Application Role Weblogic Administrato
How many bits are used to show Unicode, ASCII, UTF-16, and UTF-8 characters? Unicode requires 16 bits and ASCII require 7 bits although the ASCII character set uses only 7 bits
How to catch multiple exceptions explain with example? If multiple blocks match the exception type, the first block in which matches the kinds of the exception catches it. pub
Different modules in spring framework are:- a) The Core container module b) AOP module (Aspect Oriented Programming) c) Application context module d) JDBC abstractio
a client server calculator in java
student are required to construct classes for circle,triangle,trapezium and kite.
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