devops - ITNotes

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AI-Assisted Coding: GitHub Copilot, Cursor, and Claude Code – A Real-World Comparison

March 20, 2026

Dive into the world of AI-assisted coding with a real-world comparison of GitHub Copilot, Cursor, and leveraging Claude for development. This guide covers their unique strengths, weaknesses, and offers a recommended setup to supercharge your coding workflow.

Security

Boost Your Defenses: Security Monitoring with Wazuh (OSSEC Fork)

March 19, 2026

Secure your infrastructure with Wazuh, an open-source platform for security monitoring. This tutorial covers quick setup, a deep dive into features like FIM and log analysis, and advanced tips for customization and automation.

Boost Efficiency: AI-Powered CLI Tools for DevOps & SysAdmin Workflows

March 19, 2026

Explore how AI-powered command-line interface tools are revolutionizing DevOps and SysAdmin workflows. This tutorial covers practical applications, from natural language command generation to AI-assisted log analysis and script development, highlighting tangible benefits for efficiency and problem-solving in the real world.

Linux

Mastering Systemd Timers on Linux: The Modern Cron Replacement You Need

March 19, 2026

It's time to move beyond traditional Cron jobs. Systemd Timers offer a more powerful and integrated solution for Linux task scheduling. This guide will walk you through migrating your scheduled tasks, showcasing systemd's capabilities for superior logging, dependency management, and enhanced system efficiency.

DevOps

GitOps with ArgoCD — Auto Deploy from Git

March 18, 2026

Explore how GitOps, combined with ArgoCD, transforms Kubernetes deployments. This tutorial guides junior developers in setting up automated, Git-driven deployments, ensuring consistent and stable application delivery from development to production.

DevOps

Optimize Kubernetes Application Access with Ingress Nginx Controller

March 18, 2026

Dive into mastering Kubernetes application access with this comprehensive guide to the Nginx Ingress Controller. Discover the step-by-step process for deployment, configuration, and advanced routing, including SSL/TLS termination and basic authentication. It's an essential resource for junior developers aiming to efficiently and securely manage external traffic.

HomeLab

Jellyfin Media Server: Your Self-Hosted Home Entertainment Hub

March 17, 2026

Ever wanted your own Netflix or Spotify, but with content you control? Jellyfin lets you build a powerful, self-hosted media server for all your movies, music, and TV shows. This guide covers setup, advanced features, and troubleshooting for your HomeLab.

HomeLab

Portainer for HomeLab: Effortless Docker Container Management with a Web UI

March 17, 2026

Managing Docker containers in a HomeLab can be daunting without the right tools. Portainer offers a user-friendly web UI that simplifies deployment, monitoring, and administration of your Docker environment. Discover how this powerful tool can transform your HomeLab experience.

Database

SQL vs NoSQL: When to Use Which Database (A Practical Guide)

March 16, 2026

SQL and NoSQL databases solve different problems, and picking the wrong one early can cost you later. This guide breaks down the real differences — schema flexibility, scaling, ACID vs eventual consistency — with practical examples and advice on when to use PostgreSQL, MongoDB, Redis, or a combination of all three.

Database

Database Backup & Recovery: Build a Strategy That Holds Up Under Pressure

March 15, 2026

Most database backup strategies fail at recovery time — not because backups don't run, but because nobody tests restores. This guide compares logical dumps, physical backups, WAL streaming, and snapshots, with practical implementation examples for PostgreSQL and MySQL and a concrete monitoring setup to catch silent failures before they become disasters.