Ubuntu Linux

The article provides instructions on installing the AWS Command Line Interface (CLI) on an Ubuntu Linux system. Three methods of installation are provided: via Ubuntu's Universe repository, directly from Amazon, and through Python PIP. After installation, instructions for verifying the installation success and configuring access keys for the AWS account are provided.

The article provides a guide on installing and utilizing the Cockpit web interface on Ubuntu Linux. Cockpit is a user-friendly, web-based server interface that enables easy management of Ubuntu Linux servers. The article outlines the reasons for using Cockpit, provides step-by-step installation instructions, and describes its operation via network port 9090.

The article outlines the process of installing and using the Incus Container on Ubuntu Linux. Incus Container, an LXD fork, provides a lightweight, open-source container runtime to isolate applications and dependencies from infrastructure. It allows for a cloud-like experience, scaling from a lone developer’s laptop to a 50-server cluster, and can be managed through the REST API. Installation on Ubuntu involves numerous command line steps, including prerequisite and Incus installation, and creating a repository file.

The article provides instructions for toggling the "Week Numbers" feature on or off in the Calendar on Ubuntu Linux. This feature, which corresponds to the week of the year, isn't displayed by default. The guideline includes accessing the "Date & Time" settings and toggling the switch button to desired position.

The article provides a guide on how to display or hide 'Week Day' on the top bar in Ubuntu Linux version 23.10. Users can simply toggle a button in the settings panels to manipulate this feature based on their preference. Steps include accessing 'Settings', selecting the 'Date & Time' button, and toggling the switch button for 'Week Day'.

This article provides steps to display seconds on the clock and calendar in Ubuntu Linux, a feature useful for timing events or system performance monitoring. The method involves using a toggle button in the settings panels that was introduced in Ubuntu 23.10. Some users, however, may find the additional detail unnecessary or distracting.

The article provides a step-by-step guide on how to fully uninstall Docker from Ubuntu Linux. Docker, a platform that enables developers to run applications in portable containers, can be removed for reasons such as system conflicts, upgrades, or storage needs. The process involves stopping and removing Docker containers, images, networks, and caches before uninstalling Docker packages and deleting remaining files.

The article provides guidance on installing and using the ping command on Ubuntu Linux, primarily used to test network connectivity. In Ubuntu Minimal Edition or Docker, the ping command could be absent. The solution is to install a package named 'iputils-ping' which will restore the ping functionality.

The article explains how to install and manage Certbot, a free tool for automating SSL/TLS certificates from Let's Encrypt Certification Authority, on Ubuntu Linux. The software includes plugins for web servers like Apache and Nginx. Installation methods include using the apt command or Snap package manager. After installation, users can create and renew certificates with commands specific to their web server. Detailed instructions for installing test and valid certificates are provided.

The article provides a guide on installing Terraform, an open-source Infrastructure as Code tool, on Ubuntu Linux. Terraform is installable via two common methods: through the Snap package manager or its official repository. Despite not being in Ubuntu's default repositories, the guide walks through command line inputs, enabling easy installation and management of infrastructure resources.

This article outlines how to disable IPv6 on Ubuntu Linux, which is enabled by default. It recommends disabling IPv6 when network infrastructure or applications do not support it. The simplest method involves modifying the /etc/sysctl.conf file and executing specific commands to apply the changes. The user can then verify that IPv6 is disabled.

This summary concerns managing RAR files using the unrar and rar commands on Ubuntu Linux. The unrar command lets you handle RAR files, including listing, extracting, and testing files for integrity, whilst the rar command archives files in RAR format. Syntax is key for the correct functioning of these commands. The article provides installation instructions and various command options, alongside a detailed exploration of file extraction, listing, creation, and password protection.