Linux, Cloud & DevOps Tutorials

Practical, hands-on guides covering Linux, cloud infrastructure, Docker, Kubernetes, Python, cybersecurity, AI, and more — written for engineers at every level.

published tutorials: 24,529
topic categories: 21
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Showing 1–12 of 2,479 tutorials

LinuxMay 16, 20261 min read

How to Install Java 21 (OpenJDK) on Ubuntu 24.04

Java 21 LTS is the current Long-Term Support release of Java, featuring virtual threads (Project Loom), pattern matching, and record...

LinuxMay 16, 20261 min read

How to Install and Configure Traefik Reverse Proxy on Ubuntu 24.04

Traefik is a modern, cloud-native reverse proxy and load balancer that automatically discovers services and configures routing. It integrates natively...

LinuxMay 16, 20261 min read

How to Configure a Static IP Address with Netplan on Ubuntu 24.04

Ubuntu 24.04 LTS uses Netplan to manage network configuration. By default, servers use DHCP which can result in IP address...

LinuxMay 16, 20262 min read

How to Install Prometheus and Grafana on Ubuntu 24.04

Prometheus is a powerful time-series monitoring system and Grafana is the leading visualisation dashboard. Together they form the most popular...

LinuxMay 16, 20261 min read

How to Install Netdata on Ubuntu 24.04

Netdata is a real-time performance monitoring tool that collects thousands of metrics per second with near-zero overhead. It provides a...

LinuxMay 16, 20261 min read

How to Set Up NFS File Sharing on Ubuntu 24.04

NFS (Network File System) allows Linux servers to share directories over the network. Client machines mount NFS shares and access...

LinuxMay 16, 20261 min read

How to Harden SSH on Ubuntu 24.04

SSH is the primary remote access method for Linux servers and is a common target for brute-force attacks. This guide...

LinuxMay 16, 20261 min read

How to Set Up WireGuard VPN on Ubuntu 24.04

WireGuard is a modern, fast, and secure VPN protocol built into the Linux kernel. It is simpler to configure than...

LinuxMay 16, 20261 min read

How to Configure iptables Firewall Rules on Ubuntu 24.04

iptables is the classic Linux firewall utility that provides fine-grained packet filtering and NAT. While Ubuntu uses UFW as a...

LinuxMay 16, 20262 min read

How to Set Up a Git Server with Gitea on Ubuntu 24.04

Gitea is a lightweight, self-hosted Git service written in Go. It offers a GitHub-like interface with a tiny resource footprint...

LinuxMay 16, 20262 min read

How to Install and Configure SonarQube on Ubuntu 24.04

SonarQube is an open-source platform for continuous code quality inspection, detecting bugs, vulnerabilities, and code smells. This guide installs SonarQube...