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Conventions

In this book, you will find a number of styles of text 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:" Managing disk images with qemu-img."

A block of code is set as follows:

import libvirt
from bottle import run, request, get, post, HTTPResponse
def libvirtConnect():
try:
conn = libvirt.open('qemu:///system')
except libvirt.libvirtError:
conn = None
return conn

Any command-line input or output is written as follows:

root@kvm:~# apt-get update 

New terms and important words are shown in bold. Words that you see on the screen, in menus or dialog boxes for example, appear in the text like this: "The memory_check for the KVM instance is now showing in the Uchiwa dashboard."

Warnings or important notes appear in a box like this.

Tips and tricks appear like this.

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