install gedit kali code example
Example: INSTALL gedit on kali linux
deb http://http.kali.org/kali kali main contrib non-free
deb http://security.kali.org/kali-security kali/updates main contrib non-free
deb cdrom:[Debian GNU/Linux 7.0 Kali - Official Snapshot i386 LIVE/INSTALL Binary 20130905327-07:57]/ kali contrib main non-free