Linux Tips: Checking Packages Installed & List Packages
In windows based operating systems , we are provided with the appwiz.cpl (type on run to open Add or remove Programs) to check the list of installed programs on our system, but on the other hand , in linux, when you are most of the time working in Terminal, there’s no GUI definitely (unless you opt-in for X Server).
So in terminal, many times we wish to see the list of installed Packages on the current system, today I am going to share with you some of the Commands that have helped me in my development environment way too much.
1: Checking if a specific package is installed
For Debian (Ubuntu) Like Linux, we use the following command:
dpkg -s lampp
The output shall be something like this:
dpkg-query: package ‘lampp’ is currently installed and is of version 1.0.3
If you have the package
perl is installed.
Fedora Linux flavours we can use the `RPM` (Redhat Package Manager).
rpm –qa | grep perl
2: Checking all installed packages
To check all the installed packages on a system run the following commands respectively.
For RHEL flavours:
That’s it folks, if you have any questions let me know!