April 2011
Intermediate to advanced
1168 pages
36h 26m
English
book
Java™ for Programmers: Deitel Developer Series, Second Edition
by Paul Deitel - Deitel & Associates, Inc., Harvey Deitel - Deitel & Associates, Inc.
Content preview from Java™ for Programmers: Deitel Developer Series, Second Edition
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Chapter 9. Object-Oriented Programming: Inheritance
Say not you know another entirely, till you have divided an inheritance with him.
—Johann Kasper Lavater
This method is to define as the number of a class the class of all classes similar to the given class.
—Bertrand Russell
Objectives
In this chapter you’ll learn:
• How inheritance promotes software reusability.
• The notions of superclasses and subclasses and the relationship between them.
• To use keyword extends to create a class that inherits attributes and behaviors from another class.
• To use access modifier protected to give subclass methods access to superclass members.
• To access superclass members with super.
• How constructors are used in inheritance hierarchies.
• The methods ...
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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.