For each polygon in your sketch, create a .txt file with a sensible name in your BlueJ project and edit it to add the relevant polygon coordinates. Use one commaseparated coordinate pair per line.

Open the clock-display project in BlueJ and save it as a separate project to work on for this lab, e.g., lab5-alarm. Modify the ClockDisplay class to support a 12-hour clock as described in Exercise 3.38, …

Question: Goal: In this problem, you will write a class called TemperatureTable that will manage an array of temperatures with some methods to compute a few statistics. For example, the array might …

Question: Create a new project, heater, within BlueJ. Create a class Heater as described below. (1) The class contains four fields: temperature, min, max, and increment whose types are double. (2) Define …

Question: Create a new project in BlueJ. Create two new classes in the project, with the following specifications: Class name: FoodDish Fields: name (String) description (String) calories (int) 1 …

Write a Java code (in BlueJ) to test the generation of random numbers. To do this, create a new class called RandomTester. In class RandomTester, implement two methods: printOneRandom (which …

In a BlueJ project there is another file you will have noticed called Readme.txt. The .java files and the .txt file are both text files whereas the class file is a binary file. Text files are human-readable but a class …

Create a new project in BlueJ. Create two new classes in the project, with the following specifications: Class name: Guest Fields: name (String) roomNumber (int) checkOutDate (Date) Tip: Date is a class …

Create a new project in BlueJ and name it "Lab12", then in the project folder, create a text file named stocks1.txt containing the specified stock information without any spaces following the commas.

Question: Open the textbook auction project in BlueJ and save it as LastName-auction. Modify the Auction class according to these exercises: 4.48: close method 4.49: getUnsold method 4.51: …