13 tutorials · 4 guides
Install Caddy web server on a Raff Ubuntu 24.04 VM with automatic HTTPS. This tutorial covers installation, site configuration, automatic Let's Encrypt certificates, reverse proxy setup, and comparison with Nginx.
Install MongoDB Community Edition on a Raff Ubuntu 24.04 VM. This tutorial covers adding the official repository, installation, security hardening, database creation, user authentication, and basic CRUD operations.
Install Prometheus and Grafana on a Raff Ubuntu 24.04 VM for server monitoring. This tutorial covers Prometheus setup, Node Exporter for system metrics, Grafana dashboards, and alerting.
Install Python 3 and pip on a Raff Ubuntu 24.04 VM. This tutorial covers the default installation, virtual environments, pip package management, and running your first Python script.
Install and secure MariaDB on a Raff Ubuntu 24.04 VM. This tutorial covers installation, security hardening, user and database creation, basic SQL operations, and optional remote access configuration.
Install and configure fail2ban on a Raff Ubuntu 24.04 VM. This step-by-step tutorial covers SSH jail setup, custom ban rules, log monitoring, and integration with UFW.
Install and configure WireGuard VPN on a Raff Ubuntu 24.04 VM. This step-by-step tutorial covers server setup, client configuration, key generation, and secure tunneling.
Set up SSH key authentication on a Raff Ubuntu 24.04 VM. This step-by-step tutorial covers key generation, copying the public key, disabling password login, and troubleshooting.
Secure your Raff Ubuntu 24.04 server with SSH key authentication, UFW firewall, Fail2Ban, and automatic updates. Essential initial setup for production.
Secure your Ubuntu 24.04 VM with UFW firewall. This step-by-step guide covers setting default policies, configuring SSH rules, rate limiting, port management, and enabling logging for enhanced cloud server security.
Install Nginx on Ubuntu 24.04 VPS, configure UFW, test the service, create a server block, check logs, and prepare the server for HTTPS or reverse proxy use.
Install PostgreSQL 18 on a Raff Ubuntu 24.04 VM. Covers PGDG repository setup, service checks, local authentication, CRUD testing, and firewall rules.
Learn how to install Docker Engine on Ubuntu 24.04 with this easy-to-follow guide. Step-by-step instructions for setting up repositories, installing Docker, configuring Docker Compose, and running your first container in minutes.
Learn the difference between VPS, cloud VM, and cloud server, when the terms overlap, and how to choose the right virtual server for apps, websites, and workloads.
Learn how to debug a website not loading on a cloud VM. Check DNS, firewall, web server status, ports, app processes, and logs.
Learn how Restic, Borg, and Rsync compare for cloud server backups. Understand encryption, deduplication, restore speed, retention, and Raff storage options.
Learn the Linux commands you actually use on a cloud server. Organized by real tasks — connecting, securing, deploying, monitoring, and troubleshooting — with examples tested on Ubuntu 24.04.
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