Linux Tutorials & Guides
Comprehensive, hands-on guides for Linux engineers. From fundamentals to advanced production patterns.
Advanced Linux boot: UEFI firmware, GRUB2 configuration, and recovery
Master the UEFI boot chain, ESP partition layout, GRUB2 configuration files, custom menu entries, kernel parameters,...
AI-Powered Monitoring and Alerting on Linux with Open Source Tools
Integrate local LLMs with Prometheus, Grafana, and Alertmanager on Linux to build intelligent monitoring that detects...
Advanced Firewalld Cheat Sheet for Linux
Complete firewalld command reference with zones, services, ports, rich rules, port forwarding, IPSets, policies, NAT,...
30 Essential Linux Commands Every Administrator Should Know
A practical reference of 30 Linux commands grouped by category: file management, text processing, system info,...
AWK on Linux: Text Processing and Data Extraction Guide
Learn AWK text processing on Linux with practical examples for log analysis, data extraction, and report generation....
RHEL Version Comparison: Key Differences Between RHEL 6, 7, 8, 9, and 10
Compare RHEL 6, 7, 8, 9 and 10 side by side. Covers init systems, package management, firewalls, containers,...
Build a Raspberry Pi SMS Server with a GSM Modem
Turn a Raspberry Pi and a GSM modem into an SMS gateway that monitors and controls remote equipment over the cellular...
Linux Kernel 7.0: What the Version Bump Actually Means
Linux moved from 6.x to 7.0, but this is mostly a release-label shift with real hardware enablement work behind it....
Docker GPU Passthrough on Linux for AI Workloads
Configure Docker GPU passthrough on Linux for AI containers. Covers NVIDIA Container Toolkit install, runtime...
Continue.dev and Ollama: Self-Hosted AI Coding Assistant for VS Code on Linux
Set up Continue.dev with Ollama as a self-hosted AI coding assistant in VS Code on Linux. Covers config, model...
Terraform and Local LLMs: AI-Assisted Infrastructure as Code on Linux
Use local LLMs with Terraform on Linux to generate HCL configurations, validate plans, explain infrastructure changes,...
Ollama REST API Reference: Complete Endpoint Guide for Linux Developers
Complete Ollama REST API reference for Linux developers. Covers all endpoints: generate, chat, embeddings, model...