August 2002
Beginner
1122 pages
22h 1m
English
Content preview from C++: A Dialog Programming with the C++ Standard LibraryBecome 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,
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Why We Need Polymorphic Objects
You may be wondering what an “idiom” is in programming. Well, in English or any other natural language, an idiom is a phrase whose meaning can't be derived directly from the meanings of its individual words. An example would be “to make good time”, which actually means “to proceed rapidly”. Similarly, the manager/worker idiom used to implement polymorphic objects has effects that aren't at all obvious from a casual inspection of its components.
I should tell you that many, if not most, professional C++ programmers don't know about this method of making polymorphism safe and easy to use for the application programmer. Why, then, am I including it in a book for relatively inexperienced programmers?
Because I believe ...
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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.