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Full Discussion: Nesting backticks
Top Forums Shell Programming and Scripting Nesting backticks Post 302791047 by Yoda on Sunday 7th of April 2013 06:36:44 PM
Old 04-07-2013
Here are some reasons why is $(...) preferred over `...` (backticks)?
 

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XDG-OPEN(1)															       XDG-OPEN(1)

NAME
xdg-open - opens a file or URL in the user's preferred application SYNOPSIS
xdg-open {file URL} xdg-open {--help --manual --version} DESCRIPTION
xdg-open opens a file or URL in the user's preferred application. If a URL is provided the URL will be opened in the user's preferred web browser. If a file is provided the file will be opened in the preferred application for files of that type. xdg-open supports file, ftp, http and https URLs. xdg-open is for use inside a desktop session only. It is not recommended to use xdg-open as root. OPTIONS
--help Show command synopsis. --manual Show this manualpage. --version Show the xdg-utils version information. EXIT CODES
An exit code of 0 indicates success while a non-zero exit code indicates failure. The following failure codes can be returned: 1 Error in command line syntax. 2 One of the files passed on the command line did not exist. 3 A required tool could not be found. 4 The action failed. EXAMPLES
xdg-open 'http://www.freedesktop.org/' Opens the Freedesktop.org website in the user's default browser xdg-open /tmp/foobar.png Opens the PNG image file /tmp/foobar.png in the user's default image viewing application. AUTHOR
Kevin Krammer, Jeremy White. <kevin.krammer@gmx.at> <jwhite@codeweavers.com> xdg-utils 1.0 06/24/2007 XDG-OPEN(1)
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