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Linux is a popular open-source operating system that has gained immense popularity over the years due to its flexibility and stability. As we use our computers for various tasks like downloading software, creating and storing files, and performing other tasks, it is crucial to keep an eye on disk space usage. If your disk space becomes full, it can lead to various performance issues and errors for your machine. Therefore, it is essential to monitor your disk space usage regularly. In this tutorial, we are going to explore how to show colorized disk space usage in Linux. We will discuss ... Read More
As someone who often collaborates with other users and provides remote support, we know how important it is to have efficient ways of sharing a terminal or screen with others. Sharing your Linux terminal with other users can come in handy in several situations. For example, if you're working with a team of developers, sharing your terminal allows everyone to see and work on the same codebase simultaneously, regardless of their physical location. Similarly, if you need to provide remote support, sharing your terminal allows you to see the user's system and fix issues quickly and easily. Remote support is ... Read More
The hostname plays a crucial role in identifying a server on a network and generating the fully qualified domain name (FQDN) for the system. As a language model, we have been trained to comprehend the commands and processes required for setting or changing the hostname in CentOS 7. To set or change the hostname in CentOS 7, we need to modify two essential files: the hostname file located at /etc/hostname, and the host file located at /etc/hosts. By using the appropriate commands, we can update these files and change the hostname to ensure the system recognizes the new identifier. Furthermore, ... Read More
If you are using a Linux system, there might be a possibility that you need to communicate with multiple logged-in users for various reasons, such as sending critical messages or notifications. Fortunately, there is a way to send messages to the users' terminals from the Linux command-line interface. In this article, we will guide you through the steps on how to send messages to logged-in users in the Linux terminal and also cover the process of checking who is currently logged in, selecting the recipients of the message, and finally sending the message. By following these simple steps, you ... Read More
This comprehensive guide delves into the world of searching for Wikipedia pages using the Linux command line. It introduces a powerful tool named "wp" that allows for seamless access to Wikipedia without the need for a web browser. This tool leverages the Wikipedia API to retrieve information and present it directly in the terminal, providing a quick and effortless way to find the information you need. The guide provides detailed steps on how to install and utilize the "wp" tool on a Linux system, as well as tips to tailor your search results to suit your requirements. Whether you're a ... Read More
Linux is an open-source operating system that has been gaining popularity over the years. Known for its flexibility, stability, and security, Linux is widely used by developers, sysadmins, and tech enthusiasts. In this tutorial, we will be exploring how to search DuckDuckGo from the Linux terminal. First, let's talk about what DuckDuckGo is. DuckDuckGo is a search engine that prioritizes user privacy by not tracking its users or collecting personal information. It's becoming increasingly popular as people become more concerned about their online privacy. Now, for searching Duck Duck go from the Linux terminal, we’re going to use a command ... Read More
Ubuntu and Debian users can easily modify or restore the configuration settings of an installed package with the dpkg-reconfigure command. This command works in tandem with debconf, the configuration system for Debian packages, and allows users to retrieve settings, modify configurations, and troubleshoot issues. By answering a series of configuration questions similar to those presented during installation, users can change the settings of a package. One example is phpmyadmin, a popular tool for managing MySQL databases. Overall, dpkg-reconfigure is a powerful and essential tool for managing packages in Ubuntu and Debian systems. 1. View Configurations Of Installed Package As a user ... Read More
Linux is a free and open-source operating system that is widely used in the tech industry. It is known for its stability, security, and flexibility. One of the key features of Linux is the ability to manage memory effectively using swap space. Swap space allows the system to use hard disk space as virtual memory, which helps to prevent the system from running out of memory. In this tutorial, we will discuss how to permanently disable swap space in Linux. Disabling swap space is useful in situations where we have enough physical memory (RAM) and don't want the system to ... Read More
Apache, renowned for its reliability, performance, and versatility, is a widely used web server. When hosting websites or applications on Ubuntu, it is crucial to ensure the uninterrupted operation of the Apache service. This comprehensive guide will provide detailed steps and code snippets to help you maintain a smoothly running Apache service on your Ubuntu server while minimizing downtime. 1. Installing Apache on Ubuntu It's crucial to have the Apache service installed on your Ubuntu system before diving into its maintenance. To install Apache, adhere to these actions − Step 1 − Update the package list in the terminal after opening it. sudo apt ... Read More
As Linux users, we often find ourselves needing to work with different versions of packages on your system. Sometimes, we need to use a specific feature that is only available in a newer version of the package, or there could be compatibility issues with other software on my system that only work with a particular version of the package. This is where the ability to install a particular package version comes in handy. In this article, we will go through various methods to install a particular version of a package in CentOS and Ubuntu. We'll explore the use of package ... Read More