February 2009
Beginner to intermediate
1200 pages
36h 3m
English
book
Java™ for Programmers: Deitel
by Paul J. Deitel - Deitel & Associates, Inc., Harvey M. Deitel - Deitel & Associates, Inc.
Content preview from Java™ for Programmers: Deitel
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
3. Introduction to Classes and Objects
Objectives
In this chapter you’ll learn:
• What classes, objects, methods and instance variables are.
• How to declare a class and use it to create an object.
• How to declare methods in a class to implement the class’s behaviors.
• How to declare instance variables in a class to implement the class’s attributes.
• How to call an object’s methods to make those methods perform their tasks.
• The differences between instance variables of a class and local variables of a method.
• How to use a constructor to ensure that an object’s data is initialized when the object is created.
• The differences between primitive and reference types.
You will see something new. Two things. And I call them Thing One and ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.