November 2015
Beginner
282 pages
5h 5m
English
Content preview from Linux Shell Scripting EssentialsBecome 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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Embedding languages
Shell scripting provides a certain set of features as compared to what we get in other scripted programming languages such as Python, Ruby, Perl, and AWK. These languages provide additional features as compared to what we get in a shell script language. On Linux and UNIX-based system, to use these languages, we have to install them separately if they are not preinstalled.
Consider a simple example: there is a json or XML file and we want to parse it and retrieve the data stored in it. It's very hard and error-prone to do this using shell and its commands, but if we are aware of the Python or Ruby languages, we can easily do it and then embed it into a shell script. Embedding another language in a shell script should be done ...
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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.