November 2001
Beginner to intermediate
816 pages
16h 3m
English
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Object Hierarchies
The previous method of adding attributes may be acceptable for simple classification, but it just doesn't scale well for future growth. Say the requirements specified numerous levels of classification. Adding new attributes to represent new subcategories, plus any other attributes supporting each subcategory, can greatly increase the complexity of a project.
What's happening with subcategories is that a natural hierarchy is being created. Object-oriented programming provides the methodology to manage natural hierarchies. If the project specifies the categorization of animals, it may be logical to place an animal object at the top of the hierarchy. At the next level would be birds, mammals, and reptiles. Under birds would be ...
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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.