today's howtos

posted by Roy Schestowitz on Feb 12, 2023

• Pacman package Manager – Removing packages

  Pacman is a powerful package manager for Arch Linux and its derivatives, like Manjaro Linux. It allows you to install, update, and manage packages easily and efficiently. But what about when you want to remove a package from your system?

• Pacman package Manager – Installing Packages

  As a Linux user, one of the essential tools you need to know is a package manager. A package manager is a program that helps you manage and install software packages on your operating system. In this article, we will focus on Pacman, the package manager used in Arch Linux. What is Pacman?

• Updating Software with Zypper

  In today's digital world, software is an essential component of our daily lives. From our smartphones to laptops, software plays a crucial role in enabling us to perform various tasks with ease. Keeping software up-to-date is important for security, functionality, and bug fixes.

• Installing and removing software with Zypper

  Zypper is a command-line package manager for the openSUSE operating system and SUSE Linux Enterprise Server. It allows you to install, update, and remove packages from your system, as well as perform a variety of other package-related tasks. This guide will provide an overview of how to use Zypper, including examples of common commands.

• New Book: Cloud Security & Compliance for Dummies Guide

• A Comparison Between ss vs netstat Commands

  When it comes to network analysis and troubleshooting in Linux, two of the most commonly used commands are ss and netstat. Both of these commands allow you to display information about network connections and sockets, but they differ in terms of their features, speed, and efficiency.

• SS Command in Linux (Monitor Network Connections)

  The ss command is a powerful utility in Linux that allows you to monitor and display information about network sockets. Unlike netstat, ss provides more detailed information and is faster and more efficient. This makes it an essential tool for system administrators and network engineers.

• How to Install Microsoft Fonts on Fedora Linux

  Fedora Linux is a popular open-source operating system known for its stability, security, and user-friendliness. However, Fedora does not have pre-installed proprietary fonts, such as Microsoft Fonts..

• How to Enable Nginx Mainline on Fedora Linux

  Nginx is a popular open-source web server that serves dynamic and static web pages. It is known for its high performance and low resource utilization, making it a popular choice for web administrators. Nginx Mainline is the latest version of Nginx, an open-source web server and reverse proxy.

• Camera, code, coffee | Instant offline translation with Argos Translate and a dash of Bash

  Google Translate is great, until it's not. The quality of translation is undeniably impressive, and the apps have some genuinely useful features. But even if you choose to ignore the fact that Google lives off our data, there is a matter of Google Translate not working offline—not on a Linux system, anyway. And even if it could do that, there is still a case to be made for using and supporting an open-source alternative free from the shackles of surveillance capitalism.

• Switch to the base-devel meta package requires manual intervention

  On February 2nd, the base-devel package group has been replaced by a meta package of the same name. If you installed the base-devel package group prior to this date, explicitly re-install it to get the new base-devel package installed on the system:

  pacman -Syu base-devel

• Learning about Linux fwmark masks

  The Linux kernel's general IP environment has a system for marking packets with what is generally called a fwmark, short for 'firewall mark'. Fwmarks can be set through iptables, using the MARK target (documented in iptables-extensions), or by facilities such as WireGuard, and can then be used by firewall rules or by 'ip rule' policy based routing. Fwmarks are how I solved the general recursive routing problem when I set up my WireGuard environment. All of my uses of fwmarks have been simply picking a value, setting it, and checking for it. I was recently working with something that also uses fwmarks, and I saw unusual things in 'ip rules' and 'iptables' output: [...]