January 2019
Intermediate to advanced
384 pages
11h 50m
English
Content preview from Hands-On High Performance Programming with Qt 5
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Questions
As usual, here are some questions to test and maybe deepen your understanding of the material in this chapter.
- Why is a data race an undefined behavior (UB) in C++?
- What does resource acquisition is initialization (RAII) mean? (we have seen it already in Chapter 3, Deep Dive into C++ and Performance) and how it can be used in QAtomicLocker?
- Why can volatile variables not be used to prevent race conditions?
- What are spurious wakes and why aren't they banned?
- Assume you are an OS (or some tool) and have just detected a deadlock. What could you do to resolve it?
- What is cache ping-pong?
- If you define slots in a QThread subclass, what do you think will happen when they get invoked by a signal?
- What do you think, the Windows system ...
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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.