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Mastering Bash

You're reading from   Mastering Bash A Step-by-Step Guide to working with Bash Programming and Shell Scripting

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781784396879
Length 502 pages
Edition 1st Edition
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Author (1):
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Giorgio Zarrelli Giorgio Zarrelli
Author Profile Icon Giorgio Zarrelli
Giorgio Zarrelli
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Toc

Table of Contents (15) Chapters Close

Preface 1. Let's Start Programming 2. Operators FREE CHAPTER 3. Testing 4. Quoting and Escaping 5. Menus, Arrays, and Functions 6. Iterations 7. Plug into the Real World 8. We Want to Chat 9. Subshells, Signals, and Job Controls 10. Lets Make a Process Chat 11. Living as a Daemon 12. Remote Connections over SSH 13. Its Time for a Timer 14. Time for Safety

Summary

We are now able to send formatted messages to the #test channel, but is this all we can do with this script? No, as you will learn over time with a bit more experience, programming is also setting a scope to our efforts: we must define our goals, plan accordingly, accomplish them, and assess the results. Overdoing, in a professional environment, breaks one of the fundamental rules of the project management, the so-called iron triangle that defines the quality of a project as the intersection between scope, time, and costs that are the top three constrains driving us in creating our programs. Spend too long on a program or exceed the goals, the cost will levitate and the overall quality, not the quality of the code, but of our project, will be impacted.

This script was an example on how to plan and execute, how to check for the information we need to code a working script...

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