deb packages

This blog post delves into the functionalities of `dpkg-query` for managing DEB packages on Debian-based Linux systems, guiding users on listing, checking, and deriving detailed info about installed packages. It includes basic commands and contrasts these with other package managers like `dnf` and `zypper`, assisting in mastering Linux system administration and package management. Further reading links are also provided for in-depth learning.

This guide provides detailed steps on securely downloading, verifying, and installing external DEB packages in different Linux distributions. It covers the use of `wget` and `curl` for downloading, checksum and GPG signature verification for package integrity, and installation methods using GDebi and Alien for Debian-based and other systems, ensuring secure software management practices.

Learn how to manually install DEB packages on Debian-based Linux distributions using dpkg. This guide covers basic installation steps, fixing missing dependencies with APT, and converting DEB packages for other distributions using tools like 'alien'. Ideal for users needing specific software versions or managing cross-distribution compatibility. Further resources explore dpkg, APT vs APT-GET, and more.

This guide details how to build DEB packages from source for Debian-based systems, covering necessary tool setups like `dpkg-dev` and `build-essential`. It provides a step-by-step process for downloading, modifying, and building DEB files, tips for installing and managing these packages across various Linux package managers, and includes resources for further mastery of DEB package creation and maintenance.