The Linux Compendium
Vitux 
If you are a new Ubuntu admin user, you may want to know how to change the password in Ubuntu Linux Server from the bash shell or command line. After all, it is a good security practice to change passwords for every user, especially the SuperUser who can perform all sensitive operations in Ubuntu. Only … Read more
As Ubuntu users, we may want to know if we are the only ones using our network, especially the WLAN, or if there are other unwanted users exploiting our network bandwidth. This capability and knowledge are also helpful when we want to be sure that no hacker is accessing our system by connecting to our … Read more
This article describes removing software from your Ubuntu system that you do not need anymore. We are describing software removal both through the graphical user interface (Ubuntu Software Manager) and the command line-the (Terminal). Please note that you need administrative privileges to install/uninstall any software from Ubuntu. We have run and tested the commands and … Read more
If you have more than one user on your Linux system, you may not want all of them to perform administrative tasks or mess up private system settings. In this case, you can avoid giving these users administrative rights in Ubuntu. Unauthorized users won’t be able to install or uninstall software on your system, and … Read more
When you start using the Ubuntu operating system, the graphical Ubuntu application manager is your first choice for installing software. Although this collection contains many applications, you will quickly notice that it lacks many powerful tools, especially those for the command line. Then it’s time to switch to apt-get, a more robust software installation tool. … Read more
C is one of the world’s oldest, most widely-used programming languages. It has been used to develop countless applications, from operating systems to embedded devices. Even today, many developers still rely on C for its flexibility and reliability as a programming language. The C Programming Language C is a highly portable language. This means that … Read more
It happens every now and then that we need to format a USB drive to change the file system, delete the data completely or get rid of a virus that has infected it. There are several ways to format a USB drive, and we’ve listed a few of them in this article so you can … Read more
When you connect a USB drive to our system, it is usually mounted automatically and a directory with your user name is created under the media folder. You can also access it through your system’s file manager. Unfortunately, this is not always the case; sometimes, you need to manually mount the USB drive in your … Read more
As a system administrator, you can create and manage groups for the user accounts on your Linux system. This way, you can assign administrative & configuration rights to Ubuntu users and files & folder access permissions to an entire group rather than a single user at a time. Sometimes you might need to know which … Read more
With Ubuntu, you can customize your long Bash commands by using short and pleasant aliases as replacements. When working on the command line, you can simply use an alias in place of the entire command you don’t want to type. The alias works exactly like the command it was created for. In this tutorial, you … Read more