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Hands-On System Programming with Go

You're reading from   Hands-On System Programming with Go Build modern and concurrent applications for Unix and Linux systems using Golang

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Product type Paperback
Published in Jul 2019
Publisher Packt
ISBN-13 9781789804072
Length 458 pages
Edition 1st Edition
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Author (1):
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Alex Guerrieri Alex Guerrieri
Author Profile Icon Alex Guerrieri
Alex Guerrieri
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Table of Contents (24) Chapters Close

Preface 1. Section 1: An Introduction to System Programming and Go FREE CHAPTER
2. An Introduction to System Programming 3. Unix OS Components 4. An Overview of Go 5. Section 2: Advanced File I/O Operations
6. Working with the Filesystem 7. Handling Streams 8. Building Pseudo-Terminals 9. Section 3: Understanding Process Communication
10. Handling Processes and Daemons 11. Exit Codes, Signals, and Pipes 12. Network Programming 13. Data Encoding Using Go 14. Section 4: Deep Dive into Concurrency
15. Dealing with Channels and Goroutines 16. Synchronization with sync and atomic 17. Coordination Using Context 18. Implementing Concurrency Patterns 19. Section 5: A Guide to Using Reflection and CGO
20. Using Reflection 21. Using CGO 22. Assessments 23. Other Books You May Enjoy

Chapter 1

  1. What is the difference between application and system programming?
    Application programming focuses on solving a problem for the final user, while system programming is about creating software used by other software.
  2. What is an API? Why are APIs so important?
    An API is an interface that the software exposes to control the access to the resources it controls. It is a description of how other applications should communicate with the software.
  3. Could you explain how protection rings work?
    Protection rings are a system used to prevent failures and increase security. They arrange security in hierarchical levels with growing limitations and allow a mediate access to the features of the more powerful levels by using specific gateways.
  4. Can you provide some examples of what cannot be undertaken in user space?
    An application in user space cannot change its current space to kernel...
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