today's howtos
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How to install Java 17 On Rocky/Alma Linux 9
In this guide we are going to explore how to install Java Runtime Environment (JRE) and the Java Developer Kit (JDK) in Rocky Linux 9. This guide also works for any RHEL 9 based systems. Java and the JVM (Java’s virtual machine) are required for many kinds of software, including Tomcat, Jetty, Glassfish, Cassandra and Jenkins.
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Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04 - kifarunix.com
In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04.
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Sergio Talens-Oliag: Shared networking for Virtual Machines and Containers
This entry explains how I have configured a linux bridge, dnsmasq and iptables to be able to run and communicate different virtualization systems and containers on laptops running Debian GNU/Linux.
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How to Use the head and tail Commands for Text Processing on Linux
There are many Linux commands and tools used to process text files. But there are times when you do not want to read the whole content of a file, but rather a specific part of it. Do you know that you can use the head and tail commands on Linux to output the beginnings and ends of a file respectively?
Read on to discover how you can use these two commands to effectively process and manipulate text on Linux.
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How to Enable & Configure Hot-Corners in Ubuntu 22.04 LTS | UbuntuHandbook
This simple tutorial shows how to enable and customize hot-corner actions in Ubuntu 22.04 LTS with default GNOME desktop.
Your system can do a custom action, when moving mouse corner to hit one of the 4 (top-left, top-right, bottom-left, and bottom-right) screen edges. That’s hot-corners function.
By default, the top-left hot-corner is enabled for triggering the overview screen. You can however enable all the 4 corners and specify custom actions via an extension in all GNOME based Linux.