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In java, write a class that reads a file and outputs a list of the unique words in the file and the number of times each unique word occurs.Hint: use a HashMap with keys being the words and values being integer counts associated with the words.Then, modify your program from to print the list of words and their counts out to another file.
Write a method to store the product of the two arrays in the third array
Write a Java Enumeration "LetterGrade" that represents letter grades A through F including plus and minus grades. Define a private instance variable to hold a boolean value.
Write a method called printPowersOf2 that accepts a maximum number as an argument and prints each power of 2 from 20 (1) up to that maximum power, inclusive. For example, consider the following calls: printPowersOf2(3); printPowersOf2(10)
Find out where on your system these font libraries are located. When you do, please specify the operating system and the location (folder/directory) where you found them. Discuss Java's ability to derive new fonts from existing ones.
Write a Java program that accepts two words as input and determines if one of them is resulting from changing the order of the others' letters.
What is the sorting routine adopted in the Java API for Arrays.sort()? How different is it from the sorting routine we discussed in class? Is it better? Explain your answers in short clear sentences.
Write down the program called MaxMinAvgGUI.java which utilizes GUI with five(5)text fields which asks user to enter 5(five) decimal numbers. 1(one)number in each text field.
Write a recursive method to produce a pattern of n lines of asterisks.
Write down the IJVM program which accepts RPN expression, with each operand and operator entered line by line. As each number (operand) is entered, push it on stack.
We learned as popular Set implementation. Write own TreeSet class that implements following interface: You are to give at least one constructor without any parameter.
Write the various bindings that are required to determine the semantics when statement is executed. For each binding, indicate binding time used for language. Describe your answer.
Write down a Java program for the furniture company. Ask user to select P for Pine, O for Oak or M for Mahogany. Illustrate price of table manufactured with chosen wood.
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