godfather@tesio:~$ cat netbeans-7.1.desktop
[Desktop Entry]
Encoding=UTF-8
Name=NetBeans IDE 7.1
Comment=The Smarter Way to Code
Exec=/bin/sh "/home/godfather/programas/netbeans-7.1/bin/netbeans"
Icon=/home/godfather/programas/netbeans-7.1/nb/netbeans.png
Categories=Application;Development;Java;IDE
Version=1.0
Type=Application
Terminal=0

godfather@tesio:~$ ls /usr/share/ap
apache2/              apport/               aptitude/
app-install/          apps/                 apturl/
application-registry/ apt/                  apt-xapian-index/
applications/         aptdaemon/
godfather@tesio:~$ ls /usr/share/ap
apache2/              apport/               aptitude/
app-install/          apps/                 apturl/
application-registry/ apt/                  apt-xapian-index/
applications/         aptdaemon/
godfather@tesio:~$ ls /usr/share/applications/netbeans-7.1.desktop
/usr/share/applications/netbeans-7.1.desktop
godfather@tesio:~$