May 2012
Intermediate to advanced
768 pages
14h 39m
English
Content preview from Sams Teach Yourself C++ in One Hour a Day, Seventh EditionBecome 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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Lesson 26. Understanding Smart Pointers
C++ programmers do not necessarily need to use plain pointer types when managing memory on the heap (or the free store); they can make use of smart pointers.
In this lesson, you learn
• What smart pointers are and why you need them
• How smart pointers are implemented
• Different smart pointer types
• Why you should not use the deprecated std::auto_ptr
• The C++11 Standard Library smart pointer std::unique_ptr
• Popular smart pointer libraries
What Are Smart Pointers?
Very simply said, a smart pointer in C++ is a class with overloaded operators, which behaves like a conventional pointer. Yet, it supplies additional value by ensuring proper and timely destruction of dynamically allocated data and facilitates ...
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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.