Linux and Unix, Open Source, Linux Howtos
Some time ago we wrote an article about removing the PPA repository from the Ubuntu system. The PPA repository keys will not be removed as part of removing the PPA …
How to List and Remove a GPG key in Ubuntu Read More
Sometimes you may accidentally update packages that are not updated due to some application dependency. This is always the case during the entire system update or automatic package upgrade process. …
Three ways to exclude a specific package update on Ubuntu Read More
One of an important task for Linux admins to make the system up-to-date. It keeps your system more stable and secured. Installing a package in Linux is a piece of …
How to set up Automatic Security Update (Unattended Upgrades) on Debian/Ubuntu Read More
Installing a package in Linux from command line is a simple task. By using single command or combination of multiple commands you can complete your task easily. The same can …
How to manually install security updates on Debian/Ubuntu? Read More
Most of us will free up the disk space whenever we face out of disk space on Linux system. It should be performed frequently, to make space for installing any …
5 Easy ways to free up space (Remove unwanted or junk files) on Ubuntu Read More
We have recently published an article about bulk package installation. While doing that, I struggled to get the installed package information and did a small google search and found few …
How to check whether the given package is already installed in Debian/Ubuntu systems. Read More
Adding an additional or secondary IP is routine task for Linux system administrator. When we setup a new server, ideally it will have an IP address, which is the server …
How to add additional IP (Secondary IP) in Ubuntu Read More
Tasksel is a handy tool for Debian/Ubuntu systems which will install Group of Software in a single click on your system. Tasks are defined in .desc files and located at …
Install LAMP Quickly using tasksel on Debian, Ubuntu & LinuxMint Read More
In general, when you install any package in Linux the dependency packages also get installed alongside. Dependency packages are necessary to run a application without any issues. When the package …
How to completely remove a package in Ubuntu Read More
Cheatsheet is one of the quickest reference guides that allows you to easily find the right commands. This is very useful for a Linux administrator or developer. In this tutorial, …
Cheatsheet For Apache2 Commands Read More