Question: 9. Describe the purpose of the hashCode() method in the Object class

9. Describe the purpose of the hashCode() method in the Object

9. Describe the purpose of the hashCode() method in the Object class

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

Calculate the payback period and the Net present value (NPV) using the following data: Returns, Investment Year 0: $0, $1M Year 1: $1M, $2M Year 2: $3M, $2M Year 3: $6M, $5M Year 4: $10M, $5M Year 5:...

Q:

I don't know how to write the method which have a yellow or green highlight pen. I need help with that. Also, I don't know how to write a test program... Here is what I got: * * Item Class */ package...

Q:

Im stuck on the compareTo methods, and the test class. public class Cart { //Array List to store ordered items. private final List myItemOrders; //Check if customer is a member private boolean...

Q:

Im stuck on the compareTo methods, and the test class. public class Cart { //Array List to store ordered items. private final List myItemOrders; //Check if customer is a member private boolean...

Q:

QUESTION 1 Which of the following algorithms would be efficiently executed on an ArrayList? add 1 element to the middle of a list with n elements add n / 2 elements to a list with n / 2 elements...

Q:

11. A collection that remembers the order of items, and allows items to be added and removed only at one end is called a ____. list stack set queue QUESTION 12 You need to write a program to manage a...

Q:

A) If you write a class named Gamma, but do not override the equals method, Gamma will still be inheriting an equals method from the Object class. What is the default behavior of the equals method?...

Q:

Which of the following statements is true? Select the one correct answer. (a) If the references x and y denote two different objects, the expression x.equals(y) is always false. (b) If the references...

Q:

In this TP, you will implement two different Map classes to serve basic natural language processing (NLP) functions. Particularly, you will constitute datasets of numerous documents. You will use the...

Q:

What is the return type of the hashCode ( ) method in the Object class? A ) int B ) long C ) void D ) Object

Q:

THIS PROGRAM IS IN JAVA PLEASE MAKE SHAPE CLASS AND CIRCLE CLASS. I AM HAVING TROUBLE WITH BOOLEAN AND HASHCODE. I know this should be under boolean and it has to be in all shape classes, circle,...

Q:

What is the acceleration as of the block when it passes through its equilibrium position? Express your answer in terms of some or all of the variables A, m, and k. a = Submit C Hints My Answers Give...

Q:

Consider company with revenues of $431 million, operating margin of 52%, net margin of 27.1%, and shares outstanding of 7 million. What is the company's earnings per share (EPS)? Round to the nearest...

Q:

Julia's Cookies has identified the following B 2 B pricing control activity risk: "Inappropriately given or unauthorized discounts may result in financial loss." Choose from the list of control...

Q:

PROBLEM 41 Spot price of gold is $1,875.00/oz. The total interest rate on three-month loans and deposits is 1.20%. The storage cost is $49.50/oz per year prorated for the length of the storage period...

Q:

If the tax rate is 40 percent, compute the beforetax real interest rate and the after-tax real interest rate in each of the following cases. a. The nominal interest rate is 10 percent and the...

Q:

Assume that the reserve requirement is 20%. Also assume that banks do not hold excess reserves and there is no cash held by the public. The Federal Reserve decides that it wants to expand the money...

Q:

It is often suggested that the Federal Reserve try to achieve zero inflation. If we assume that velocity is constant, does this zero-inflation goal require that the rate of money growth equal zero?...