Desktop Launcher : Create a .desktop file to create the laucher

Add the following as a .desktop file :

[Desktop Entry]
Type=Application
Encoding=UTF-8
Name=Sample Application Name
Comment=A sample application
Exec=application
Icon=application.png
Terminal=false

Explanation :

Line	Description
[Desktop Entry]	The first line of every desktop file and the section header to identify the block of key value pairs associated with the desktop. Necessary for the desktop to recognize the file correctly.
Type=Application	Tells the desktop that this desktop file pertains to an application. Other valid values for this key are Link and Directory.
Encoding=UTF-8	Describes the encoding of the entries in this desktop file.
Name=Sample Application Name	Names of your application for the main menu and any launchers.
Comment=A sample application	Describes the application. Used as a tooltip.
Exec=application	The command that starts this application from a shell. It can have arguments.
Icon=application.png	The icon name associated with this application.
Terminal=false	Describes whether application should run in a terminal.