APT

This tutorial describes what is Apt-offline and how to fully update and upgrade offline Debian systems with Apt-offline application.

Nala is a commandline frontend for the APT package manager. This tutorial explains the general usage of Nala commands with examples.

This brief tutorial explains how to find the list of installed repositories from command line in different Linux operating systems.

In this brief tutorial, we will learn how to restore or recover deleted commands…

As you already know, we can upgrade all installed packages using apt upgrade command…

This guide explains how to fix “Encountered a section with no Package: header” error in Ubuntu and other Debian-based systems.

The first important thing to do after installing a fresh Ubuntu OS is to…

This guide explains how to fix “Sub-process /usr/bin/dpkg returned an error code (1)” issue in Ubuntu and its derivatives like Linux Mint.

We already knew how to list installed packages and also how to list the…

In this step by step guide, let us see how to build debian packages…