For the RedHat/Fedora stable:
To start with, listing the installed software is done with:
rpm -qa | less
rpm -qa {software-name}
yum list | less
yum list {software-name}
To remove your selected package:
rpm -e {software-name}
yum remove {software-name}
Debian/Ububntu:
TO list applications installed:
dpkg --list dpkg --list | less dpkg --list | grep apache
To remove software:
sudo apt-get remove {package-name}
sudo apt-get remove apache
