As a user of Ubuntu or Debian-based Linux distributions, you may have encountered the frustrating “Permission Denied” error while accessing specific files and directories. This error is typically caused by inadequate file permissions or ownership settings, preventing you from accessing the…
In this module, we are going to learn how to login as root over SSH on Ubuntu/Debian machine. Often it is required to SSH into servers as root for administrative reasons. This is disabled by default on most machines but…
If you’re running a Debian or Ubuntu-based distribution and want to get rid of a package, you can do so in several methods using the apt package manager. However, knowing when to use each technique and what sets them apart…
The idea to build packages from source might not be something we often hear about when speaking in the context of Debian. It is more of an Arch-y thing but in this module, we are going to learn how can…
The sprintf() function belongs to the printf() family of functions. In this module, we are going to discover more about this function and how we can use it in our programs. Defining the sprintf() function The Linux Man Pages for…
Private keys allow the users to login to SSH without a password. This is considered a safe practice in some cases while also discards the need to remember multiple passwords. In this tutorial, we would learn how to generate our…