November 2012
Beginner
336 pages
8h 17m
English
Content preview from Java SE 7 Programming EssentialsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.
Chapter 10
Understanding Java Interfaces and Abstract Classes
This book now arrives at the coup de grace of object-oriented programming: making use of abstract types. It can be a hard topic to get a handle on, but the payoff is huge. Once you’re able to think about method naming first and then decide how you’re going to make your methods work second, you’re ready for abstract types. It’s a tall order. Believe me, I know it. And so, in this chapter I’m going to use one extended example to tell a kind of story, with some side examples to make individual points along the way. Abstract typing is a design process, and design means working out relationships over multiple revisions. I’ll therefore spend less time touching on every compiler rule—although ...
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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.
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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.