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Linux Articles
Page 108 of 134
How to Download and Install RHEL 9 for Free?
Red Hat Enterprise Linux (RHEL) is a popular distribution of the Linux operating system designed for enterprise use. It is widely used in data centers, cloud computing environments, and mission-critical applications due to its robustness, reliability, and scalability. RHEL 9, the latest major version released in May 2022, includes several new features and enhancements that make it an attractive option for businesses seeking a secure and stable operating system. Some key features of RHEL 9 include improved container capabilities with Podman and Buildah, enhanced security with OpenSCAP integration, better performance with XFS file system improvements, and simplified application development ...
Read MoreHow to Drop a Git Stash?
Git Stash is a powerful feature that allows developers to temporarily store uncommitted changes without creating a formal commit. This is particularly useful when you need to quickly switch branches or pull updates but have work-in-progress that isn't ready to be committed yet. However, over time you may accumulate multiple stashes that are no longer needed. Learning how to properly drop these stashes helps keep your repository clean and organized. What is Git Stash? Git stash is a command that saves your current working directory and staging area changes to a temporary storage area. Think of it ...
Read MoreHow to Edit Hosts File in Linux, Windows, or Mac?
Have you ever wondered how your computer connects to a website? The answer lies in the Domain Name System (DNS), which translates domain names into IP addresses. But did you know that you can actually edit this process by modifying your computer's hosts file? The hosts file is a simple text file that maps IP addresses to domain names, allowing you to bypass DNS and specify exactly where your computer should look for a website. This file exists on all operating systems and provides local DNS resolution before querying external DNS servers. Editing Hosts File in Linux ...
Read MoreHow to Configure Proxy Settings on Ubuntu 20.04?
Proxy servers are intermediary servers that act as a gateway between a user's device and the internet. When connected through a proxy server, all data requests are first sent to the proxy server which then forwards them to the internet. This setup provides enhanced security, privacy, and network control for organizations and individuals. There are several types of proxies including HTTP proxies, HTTPS proxies, and SOCKS proxies. Each type serves different purposes with varying degrees of security and functionality. Understanding Proxy Settings on Ubuntu 20.04 Ubuntu 20.04 provides multiple methods to configure proxy settings, allowing you to ...
Read MoreDifference Between YUM and Aptitude Package Managers
YUM (Yellowdog Updater, Modified) and Aptitude are two popular package managers for managing software packages on Linux systems. YUM is primarily used on Red Hat-based distributions like CentOS and Fedora, while Aptitude is designed for Debian-based systems like Ubuntu. Understanding their differences helps administrators choose the right tool for their Linux environment. What is YUM? YUM (Yellowdog Updater, Modified) is a command-line package management tool for RPM-based Linux distributions. It simplifies software installation, updates, and removal by automatically handling package dependencies and repository management. YUM works with RPM packages and relies on configured repositories containing software ...
Read MoreHow to Use IP Command in Linux with Examples?
The IP command is a powerful tool for network configuration in Linux. It is used to show, manipulate routing, devices, policy routing, and tunnels. The IP command is part of the iproute2 package, which is installed by default in most Linux distributions. It replaces legacy tools like ifconfig and route, providing a unified interface for network management. Displaying IP Addresses To display the IP address of all network interfaces, use the following command − Example ip addr show Output 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen ...
Read MoreHow To Use shred Linux Command?
The shred command in Linux is a powerful tool that allows users to permanently delete files and make them unrecoverable. This command is particularly useful when you want to ensure that sensitive data is completely removed from a system. In this article, we will explore how to use the shred command, complete with examples and outputs. Understanding the shred Command Before we delve into the examples, it's important to understand what the shred command does. When you delete a file in Linux using the rm command, the file is not actually removed from the disk. Instead, the space ...
Read MoreHow to Use Static and Dynamic Inventories in Ansible?
Ansible is a powerful automation tool that allows you to manage and configure systems, deploy software, and orchestrate advanced IT tasks such as continuous deployments or zero downtime rolling updates. One of the key components of Ansible is the inventory file, which describes the hosts and groups of hosts upon which commands, modules, and tasks in a playbook operate. In this article, we'll explore how to use both static and dynamic inventories in Ansible, complete with examples and their outputs. Static Inventories Static inventories are the simplest way to manage and organize your servers. They are defined ...
Read MoreHow to Use the Apt-Get Command in Linux?
The Advanced Packaging Tool (APT) is a powerful command-line tool used in Debian-based systems like Ubuntu, Linux Mint, and others. The apt-get command is one of the most common ways to interact with APT. It's used to handle packages, allowing you to install, upgrade, and remove software on your Linux system. In this guide, we'll walk you through the essential apt-get commands with practical examples and their outputs. Updating Package Lists The first command you should know is apt-get update. This command retrieves information about the newest versions of packages and their dependencies. It doesn't install or ...
Read MoreHow to Use the dmesg Linux Command?
The dmesg command is a powerful tool in the Linux command-line arsenal. It stands for "diagnostic message" and is used to read and write data from/to the kernel ring buffer, a data structure that holds messages about the system's hardware, kernel, or driver messages. This article will guide you through the usage of the dmesg command, complete with examples and their outputs. Basic Usage The most basic usage of the dmesg command is to simply type dmesg into your terminal and hit enter. This will display all the kernel messages in your terminal. $ dmesg ...
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