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Raspberry Pi Zero Cookbook

You're reading from   Raspberry Pi Zero Cookbook Delve into the practical world of the Raspberry Pi Zero

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781786463852
Length 422 pages
Edition 1st Edition
Languages
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Author (1):
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Edward Snajder Edward Snajder
Author Profile Icon Edward Snajder
Edward Snajder
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Toc

Table of Contents (11) Chapters Close

Preface 1. Kick-Start Your Raspberry Pi Zero FREE CHAPTER 2. Setting Up Physical and Wireless Connections 3. Programming with Linux 4. Programming with Python 5. Getting Your Hands Dirty Using the GPIO Header 6. Controlling the LEDs and Displays 7. Controlling the Hardware 8. Taking Digital Inputs to the Raspberry Pi Zero 9. Interfacing Sensors with the Raspberry Pi Zero 10. Cooking up Projects to Amaze the World!

Downloading a file from the Internet and deleting a file


Most computer users have downloaded files using their favorite browser: sometimes, pictures, video, or music, and other times, other applications and setup programs. In Linux, this is certainly possible from a browser in the GUI, but there are ways to download files using the command line too!

As useful a feature this is, it is easy to download a lot until you've run out of space to store your files. We will also cover the commands to help you clean things up. What could be more fun that learning a command that can wipe out your entire system?

Getting ready

If you are still in your SSH or serial window, you are ready to go.

How to do it...

The two commands that are built into most Linux systems are curl and wget. They are both good. Linux can never have one of anything. Generally speaking, wget has more options and is good for downloads and web scraping. We'll take a quick look at both:

  1. A spot to check out the curl command is wrrt.in.

  2. Running...

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