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Expert Delphi

You're reading from   Expert Delphi Robust and fast cross-platform application development

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781786460165
Length 506 pages
Edition 1st Edition
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Author (1):
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Paweł Głowacki Paweł Głowacki
Author Profile Icon Paweł Głowacki
Paweł Głowacki
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Table of Contents (14) Chapters Close

Preface 1. Fasten Your Seat Belts FREE CHAPTER 2. Mind Your Language 3. Packing Up Your Toolbox 4. Playing with FireMonkey 5. FireMonkey in 3D 6. Building User Interfaces with Style 7. Working with Mobile Operating System 8. Extending to the Internet of Things 9. Embedding Databases 10. Integrating with Web Services 11. Building Mobile Backends 12. App Deployment 13. The Road Ahead

Parallel Programming Library

Writing multithreaded code is considered to be one of the most difficult things in programming. Debugging multithreaded apps is even more difficult. When an operating system starts an app, it creates an operating process for it. In each process, there could be one or more threads running. Processors that power mobile devices typically have multiple cores. This means that there could be multiple threads executing in parallel on each core. A typical app executes in one thread, which runs on just one processor core. All other cores do nothing.

Since the very early versions of Delphi, there is a TThread class that represents the concept of the operating system thread. PPL provides the concept of TTask, which is more abstract than a thread and makes it easier to write multithreaded code. The very first thing to do in order to use PPL is to add a System...

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