July 2017
Beginner
208 pages
3h 7m
English
Content preview from Linux Shell Scripting BootcampBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 1. Getting Started with Shell Scripting
This chapter is a brief introduction to shell scripting. It will assume the reader is mostly familiar with script basics and will serve as a refresher.
The topics covered in this chapter are as follows:
- The general format of a script.
- How to make a file executable.
- Creating a good Usage message and handling return codes.
- Show how to pass parameters from the command line.
- Show how to validate parameters by using conditional statements.
- Explain how to determine the attributes of files.
Getting started
You will always be able to create these scripts under a guest account, and most will run from there. It will be clearly stated when root access is needed to run a particular script.
The book will assume that the ...
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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.