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Internet of Things Programming with JavaScript by Ruben Oliva Ramos

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Conventions

In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning.

Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "Extract 2015-09-24-raspbian-jessie.img to your Home folder." 

A block of code is set as follows:

# passwd
root@raspberrypi:/home/pi# passwd
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully
        root@raspberrypi:/home/pi#

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

[default] exten ...

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