October 2004
Beginner
408 pages
9h 24m
English
Content preview from C Programming: Visual Quickstart GuideBecome 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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Allocating Arrays of Dynamic Size
In the previous section you allocated a block of memory and used it. However, it was a very small block of memory—only the size needed to store an integer. You could have allocated the same amount of memory statically by simply defining a regular integer variable in the program. And, although the amount of memory was determined at runtime, it was still of a fixed size (the size required to store an integer).
Memory management gets a lot more interesting if you determine the amount of memory to request from the pool at runtime, and if the requested amount is larger. In this section you will allocate room for an array of integers. To make it clear that the size of the array is dynamic, this program will ask the ...
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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.