In this chapter, the reader runs his or her first programs by applying the fundamental concepts covered in Chapter 1. The chapter also begins a discussion on classes and objects.
The following .zip download contains the full source code for each programming example provided in this chapter.
1. Hello World: A simple hello world program demonstrating the System.out.println() method.
2. Simple Calculator Program: A simple four function calculator program demonstrating the use of if statements.
3. Simple Counting Program: A counting program that utilizes a loop to determine whether a number is even or odd.
4. Basic Objects: A two-class program that shows how to create and use your own classes.
5. Fun With Strings: A simple example that demonstrates the use of the Javadocs to find built-in Java methods and use them.
6. Dice Project: Shows the reader how a “random” number generator can be implemented using Java.
7. Groups: Combines many of the topics covered in Chapters 1 and 2 to create and manipulate an ArrayList of Person objects.
Click Here to see how to import the above projects into your workspace.
1. Video Guide (Coming Soon)
2. More on Semicolons: Learn about when the semicolon is needed and when it is not.
3. For a list of all known in-text errors, please see the Errata.
This section will be updated as needed. Please post on our forums if you need assistance or explanation on topics covered in this chapter.