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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.
The fancy new French restaurant La Food is very popular for its authentic cuisine and high prices. This restaurant does not take reservations. To help improve the efficiency of the
What is JDBC exactly? Describe the steps required to execute a SQL query using JDBC.
Difference between HashMap and Hash table HashMap: It allow us to have null values and also one null key It is Unsynchronized. Iterator in HashMap is Fail-Safe.
Benefits of AOP (Aspect Oriented programming) OOP can give the system level code like transaction management, logging, security etc to scatter throughout the business logic. A
Write program to Passing Arguments to Methods ? It's generally considered bad form to access fields directly. Instead it is considered outstanding object oriented practice to
WebSphere - Weblogic and Apache: Building/Installation and maintenance of Solaris and Linux machines. Exposure to Sun Hardware : Sunfire v880,v890.V440,X4600
1. Obtaining the new script: Download and save the attached comment CGI mailer script form-mail2.pl to your server's cgi-bin directory, and change the permissions on the script t
The basic system has to offer the following options: 1. Exit the program 2. Enter new customer The program prompts for the details of a new customer, assigns a unique cust
I want to copy an iphone app with some changes Project Description: I want to copy an iphone app with some changes i need the best programmer to do this for me Skills r
Employee get data from console
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