today's howtos

posted by Roy Schestowitz on Sep 06, 2025

• TecMint ☛ How to Check Exit Status for Command in Linux

  As a Linux user, especially if you’re learning shell scripting or troubleshooting, knowing how to check the exit status of a command is super important.

• TecMint ☛ How to Check DNS Server IP Address in Linux

  It works on a special computer called a DNS server – which keeps a database record of several public IP addresses along with their corresponding hostnames for it to resolve or translate hostnames to IP addresses upon user request.

• HowTo Geek ☛ What Do You Use to Install Software on Linux?

  To download and install software on your Linux device, you could use a command-line interface package manager, like APT, or a graphical software manager like Ubuntu's Software Center. There are countless other methods, and adding to the swarm recently is CachyOS's new software browser, Bazaar, which has been making waves. What tools are in your pocket for getting the software you need on Linux?

• idroot

  • ID Root ☛ How To Install KVM on AlmaLinux 10

    KVM (Kernel-based Virtual Machine) stands as one of the most powerful and efficient virtualization solutions available for GNU/Linux systems today. As enterprises increasingly adopt AlmaLinux 10 for its stability and enterprise-grade features, understanding how to properly install and configure KVM becomes crucial for system administrators and DevOps professionals.

  • ID Root ☛ How To Install Certbot on AlmaLinux 10

    Securing web applications with SSL certificates has become essential in today’s digital landscape. AlmaLinux 10, as a robust enterprise-grade GNU/Linux distribution, provides an excellent platform for hosting secure web services. Certbot stands out as the most reliable and automated solution for obtaining and managing SSL certificates from Let’s Encrypt, the world’s leading free certificate authority.

  • ID Root ☛ How To Install Wazuh on Fedora 42

    Setting up Wazuh on Fedora 42 transforms your system into a powerful security information and event management (SIEM) platform. This comprehensive guide provides step-by-step instructions for installing Wazuh’s complete security monitoring solution on your Fedora 42 system. Wazuh offers enterprise-grade threat detection, compliance monitoring, and security analytics capabilities that help organizations protect their IT infrastructure.

  • ID Root ☛ How To Install Elasticsearch on AlmaLinux 10

    Elasticsearch has become the cornerstone of modern data search and analytics infrastructure. As organizations increasingly rely on real-time data processing and full-text search capabilities, deploying Elasticsearch on a stable, enterprise-grade GNU/Linux distribution becomes crucial for maintaining robust systems.

  • ID Root ☛ How To Change Hostname on Debian 13

    Changing your hostname on Debian 13 is a fundamental system administration task that affects network identification and system management. Whether you’re setting up a new server, reorganizing your infrastructure, or simply need to update your system’s network identity, understanding the proper methods ensures seamless connectivity and prevents configuration conflicts.

  • ID Root ☛ How To Install Steam on Rocky GNU/Linux 10

    Gaming on GNU/Linux has evolved dramatically over the past decade, with Steam leading the charge in bringing thousands of games to Linux-based systems. Rocky GNU/Linux 10, as a stable and enterprise-grade distribution derived from Red Bait Enterprise Linux, provides an excellent foundation for gaming enthusiasts who require both reliability and performance.

  • ID Root ☛ How To Install Varnish on Rocky GNU/Linux 10

    Varnish Cache serves as a powerful HTTP accelerator that dramatically improves website performance by caching frequently requested content. This comprehensive guide walks through the complete installation process of Varnish on Rocky GNU/Linux 10, providing detailed step-by-step instructions for system administrators and DevOps professionals.

  • ID Root ☛ How To Install SeaMonkey on openSUSE

    Installing SeaMonkey on openSUSE provides users with a comprehensive internet application suite that combines web browsing, email management, IRC chat, and HTML editing capabilities. SeaMonkey represents an excellent alternative for users seeking an all-in-one internet solution on the robust openSUSE GNU/Linux distribution.

  • ID Root ☛ How To Install FreeRADIUS on Debian 13

    Setting up a centralized authentication system has become essential for modern IT infrastructure. Network administrators face increasing challenges managing user access across multiple devices and services. FreeRADIUS emerges as the premier solution for implementing robust authentication, authorization, and accounting (AAA) services.

  • ID Root ☛ How To Install Emacs on Debian 13

    Emacs stands as one of the most powerful and versatile text editors available for GNU/Linux systems. This comprehensive guide covers how to install Emacs on Debian 13 using multiple installation methods, ensuring you can choose the approach that best suits your specific needs and technical requirements.