today's howtos

posted by Roy Schestowitz on Jan 02, 2023

• 10 top networking guides for sysadmin success | Enable Sysadmin

  Get plugged into the top 10 networking articles of 2022 to learn how to troubleshoot network problems, automate your network, balance traffic, and more.

• Understanding the su Command in Linux - TecAdmin

  If you’ve ever wanted to run commands as a different user without having to log out and log back in again, then the su command is the perfect tool for you! This command not only allows you to switch users seamlessly but also provides a number of other useful features that can supercharge your Linux experience.

  In this article, we’ll take a look at some examples of the su command in action, discuss best practices for using it, explore some alternatives, and cover some important security considerations. So let’s get started!

• 5 Easy Steps to Mastering TCPdump for Network Troubleshooting - buildVirtual

  TCPdump is a powerful command-line tool for analyzing and debugging network traffic. It allows you to capture and examine packets transmitted over a network, providing valuable insights into network performance and security.

  If you’re new to TCPdump, don’t worry! In this blog post, we’ll walk you through the basics and provide you with the skills you need to get started.

• Getting Started With Manjaro

  As we mentioned in our Manjaro Linux review, it is Arch Linux for Human Beings.

  While Arch Linux can be intimidating, Manjaro is much more comforting and easier to use.

  But that doesn't mean that there is no learning curve involved.

  If you are new to Manjaro Linux, these tutorials will help you use Manjaro Linux more smoothly and effectively.

• Apply Updates Automatically With dnf-automatic - OSTechNix

  Applying updates regularly should be the top priority in the day-to-day tasks of a System administrator. Running unpatched systems for a long time is quite risky. There are many ways to patch your Linux systems. Today, we will learn how to apply updates automatically with dnf-automatic in RHEL and its clones like AlmaLinux and Rocky Linux.

• How To Save Your Desktop Notifications - Invidious

  One of the interesting things with Linux desktop notifications is that they are not permanently saved anywhere on your system. Well, with some Google-fu and some minor configuration file edits, we can have our desktop notifications automatically save to a log file that we can read anytime we want.

• Beginners Guide for Pstree Command in Linux

  The ps and top commands are the most popular and commonly used command-line programs to view the currently running processes on your Linux system.

  The pstree is also similar to them, except that it outputs the running process in the form of a tree; if no arguments are passed, then it will list the complete process.

  This way of inspecting the running processes in the form of a hierarchy is more convenient and visually appealing, especially for beginners (even if they don’t understand the output).

  In this article, you will learn how to use the pstree command and how to use the different available options with it (with practical examples).

• How to manage power profiles over D-Bus with power-profiles-daemon on Linux

  Power-profiles-daemons is a free and open source project designed to handle system power profiles over D-Bus. The two major Linux desktop environment, GNOME and KDE Plasma, are nicely integrated with it, allowing the user to easily manage power profiles from their dedicated power manager interfaces, but it is also possible to switch profiles and retrieve information about them from the command line, using a dedicated utility.

  In this tutorial we learn how to install power-profiles-daemon, and how to use it to manage power profiles on Linux.