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Hands-On High Performance Programming with Qt 5

You're reading from   Hands-On High Performance Programming with Qt 5 Build cross-platform applications using concurrency, parallel programming, and memory management

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Product type Paperback
Published in Jan 2019
Publisher Packt
ISBN-13 9781789531244
Length 384 pages
Edition 1st Edition
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Author (1):
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Marek Krajewski Marek Krajewski
Author Profile Icon Marek Krajewski
Marek Krajewski
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Table of Contents (14) Chapters Close

Preface 1. Understanding Performant Programs 2. Profiling to Find Bottlenecks FREE CHAPTER 3. Deep Dive into C++ and Performance 4. Using Data Structures and Algorithms Efficiently 5. An In-Depth Guide to Concurrency and Multithreading 6. Performance Failures and How to Overcome Them 7. Understanding I/O Performance and Overcoming Related Problems 8. Optimizing Graphical Performance 9. Optimizing Network Performance 10. Qt Performance on Embedded and Mobile Platforms 11. Testing and Deploying Qt Applications 12. Assessments 13. Other Books You May Enjoy

Performance Failures and How to Overcome Them

In this chapter, we will go through an array of performance problems that have been encountered recently by the author in his programming work—either caused by himself or by others. They all seem to fall under the same label of being basic, but that's what most performance problems are like in the real world – trivial, once you've spotted them. These problems are those that the author can recall because he either had to correct them or has heard about them in more detail.

This isn't a catalog of all possible performance fails (can such a thing exist?) but rather a list of real-life problems as opposed to artificial examples that we could set up as an alternative. I believe that a real-life touch is more important than any attempt at an exhaustive catalog. These problems will also show you in which unexpected...

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