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Write a Java program (non-GUI i.e only Java class) to demonstrate the Singleton pattern.
The key parts of the singleton pattern are:
A private static variable to store the single instance called the singleton
A public static method for callers to get a reference to the instance
A private constructor so no callers can instantiate the object directly
Using these key parts, write a Java program that will allow a user of the program to assign only one runner to each of the 8 lanes of running track in a field. Include a brief documentation (using java comments in the code) and screen shot of output of the program.. All Individual (programming) assignments require students to submit code zipped, code with java comments, screen shot of build output and screen shot of non-GUI output in Net Beans environment Note: All code must we written to generate output in non-GUI application (Java->Java Application). Do not use forms in your Java Application for PRG/421 course. Use only Java class in your project.
When an application contains an array and you want to use every element of the array in some task, it is common to perform loops that vary the loop control variable from 0 to one less than the size of the array.
Create an application for an animal-fur trimming service. Write the code for the application. Prompt the user to indicate how many animals. Display the total fee for one year. Be pleasant in your output as it will be expensive.
Write a java application that allows the user to input and validate Order details of online grocery orders for N customers. The N should be set as a constant (final) in your application.
Write a program in Java that reads a file of numbers of type int and outputs all the numbers to another file, but without there being any duplicate numbers.
After being given a collection of scores (type int) for the last exam in your computer course, you are to computer the average of the scores and assign grades (O, S, U i.e. Outstanding, Satisfactory, Unsatisfactory)) to each student according to the ..
Implement a class Student. For the purpose of this exercise, a student has a name and a total quiz score. Supply a suitable constructor and methods getName( ), addQuiz(int score), getTotalScore( ), and getAverageScore ( ).
Write the java code that implements the methods and Discuss how both the time and space complexity change for each of the methods above if the underlying structure of your SmartULS is an array or a linked list?
Write the Java Program which will permit the user to make selection. You will present user with two options to perform, then you will perform action selected by user.
saver1 and saver2, with balances of $2000.00 and $3000.00, respectively (was trying to figure out the formula, what I have written so far is as follows, and I am trying to see if I missed something
Create a console program that prompts the user to enter the name and address of their employer and position they hold or the name and address of their favorite restaurant and their favorite meal.Display this information on the screen, each on a se..
Create the 'default' JUnit tests using NetBeans. Do this for the HomeAppliance class only; not for your JFrame GUI class.
Write an application (BMICalc) that reads the user's weight in poinds and height in inches, then calculates the Body Mass Index.
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