How do you uninstall programs in Linux?

First, open terminal (bash prompt).

You must be login as root user to run any one of the following command.

Remove Software under Red Hat / RHEL / Fedora / CentOS Linux

Use rpm or yum command to delete the software.

To list the installed software type

rpm -qa | less

rpm -qa {software-name}

yum list | less

yum list {software-name}

To get information about httpd package, enter:

rpm -qa httpd

yum list httpd

To remove a software use rpm or yum command as follows

rpm -e {software-name}

yum remove {software-name}

To delete a package called httpd, enter:

rpm -e httpd

yum remove httpd

Delete / Uninstall Software Under Debian / Ubuntu Linux

To list installed software type:

dpkg --list

dpkg --list | less

dpkg --list | grep apache

To delete the software, enter:

sudo apt-get remove {package-name}

sudo apt-get remove apache