web server

How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 9

Nginx server blocks (the equivalent of Apache virtual hosts) allow a single Nginx instance to serve multiple websites from the same IP address, distinguished by the server_name directive. Each block is an independent configuration defining the domain name, document root, SSL settings, URL rewrite rules, logging, and location-specific behaviour. On RHEL 9, server block files […]

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How to Install Apache HTTP Server on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Apache HTTP Server on RHEL 9

Apache HTTP Server (httpd) is the most historically significant web server in the history of the internet, powering billions of websites since 1995. On RHEL 9, Apache is available as httpd from the AppStream repository and integrates with SELinux, firewalld, and systemd. Apache’s module architecture makes it highly extensible: mod_rewrite for URL manipulation, mod_ssl for […]

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How to Install Nginx on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Nginx on RHEL 9

Nginx (pronounced “engine-x”) is the most widely deployed web server in the world, powering everything from small personal websites to the largest content delivery networks. On RHEL 9, Nginx is available from the AppStream repository and integrates natively with SELinux, firewalld, and systemd. Its event-driven, non-blocking architecture means a single Nginx worker process can handle […]

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How to Install and Configure Xdebug 3 for PHP 8.3 on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install WordPress with Nginx and PHP 8.3 on Ubuntu 24.04

WordPress is the world’s most popular CMS, powering over 40% of all websites. This guide deploys a fresh WordPress installation on Ubuntu 24.04 LTS using Nginx, PHP 8.3-FPM, and MySQL 8.0. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Nginx, PHP 8.3-FPM, MySQL 8.0 installed A domain name pointed to your […]

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How to Enable Brotli Compression in Nginx on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Enable Brotli Compression in Nginx on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying enable brotli compression in nginx on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Enable Brotli Compression in Nginx on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the […]

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How to Set Up ModSecurity WAF with Apache on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up ModSecurity WAF with Apache on Oracle Linux 10

Introduction Setting up set up modsecurity waf with apache on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up ModSecurity WAF with Apache on Oracle Linux 10, with all the commands you need, the SELinux […]

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How to Manage System Packages with dnf on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Manage System Packages with dnf on RHEL 9

dnf (Dandified YUM) is the default package manager for RHEL 9 and the successor to yum. It handles installing, updating, removing, and querying RPM packages from local and remote repositories, resolving dependencies automatically using the libsolv library, and supporting transactions that can be rolled back if something goes wrong. For Red Hat Enterprise Linux, packages […]

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How to Install and Configure vim and nano on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install and Configure vim and nano on RHEL 9

Every Linux administrator needs at least one terminal text editor in their toolkit. When a remote server is accessible only via SSH with no GUI, when a configuration file needs editing before a service can start, or when you are recovering a broken system from a rescue shell, your text editor is your primary interface. […]

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How to Use journalctl for Systemd Log Analysis on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Use journalctl for Systemd Log Analysis on RHEL 9

The Linux kernel’s systemd journal is a structured binary log that stores the output of every service, kernel message, boot sequence, and user session. Unlike traditional text-based syslog, the journal stores metadata alongside each log entry — the unit name, PID, UID, executable path, systemd unit state, and priority level — enabling far more precise […]

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How to Set Up Basic Authentication in Nginx on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Set Up Basic Authentication in Nginx on Debian 13

Introduction Deploying set up basic authentication in nginx on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need […]

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