DevOps – Page 7 – ITFROMZERO

Installing K3s on Fedora Server: Building a Cost-Effective Kubernetes Cluster for Your Home Lab

By admin April 30, 2026

Want to run Kubernetes on low-spec hardware? K3s on Fedora Server is the perfect solution. It uses only ~500MB RAM, installs in 10 minutes, and offers full features for your Home Lab.

Git

Version Management with Git Tag and SemVer: From Chaos to Professional Workflow

By admin April 30, 2026

Learn how to use Git Tag and Semantic Versioning to standardize your release process. A detailed guide on version management and CI/CD deployment automation.

Monitoring

Building a Professional Status Page with Statping-ng: Fast, Lightweight, and Free

By admin April 30, 2026

Build a professional Status Page with Statping-ng and Docker. This guide covers Telegram configuration and practical tips to avoid alert fatigue based on real-world experience.

MySQL

MySQL on Kubernetes: Don’t Let Your Data Vanish – Practical Experience with StatefulSet

By admin April 30, 2026

A practical guide to deploying MySQL on Kubernetes. Explore how StatefulSet and Persistent Volume protect your database and learn performance optimization tips from real-world experience.

Security

Securing Secrets in GitHub Actions: Don’t Leak API Keys Due to a Moment of Negligence

By admin April 29, 2026

Don't expose API keys and tokens on GitHub. A detailed guide on using GitHub Actions Secrets to protect sensitive information and deploy CI/CD securely.

Virtualization

Customizing Linux Cloud Images with virt-customize: Fast, Efficient, No VM Boot Required

By admin April 29, 2026

Forget manual configuration. Use virt-customize to inject SSH keys, install packages, and customize Linux Cloud Images in just 60 seconds without booting the VM.

Development

Implementing Feature Flags with Unleash: A Safety Brake for Your System Without Redeploying Code

By admin April 29, 2026

Manage features safely with Unleash Feature Flags. Learn how to set up a self-hosted instance, integrate with Node.js, and roll out features without redeploying code.

Monitoring

Elastic APM: Deep-Diving into Code and Diagnosing Systems Without the Guesswork

By admin April 29, 2026

Stop running your systems in the dark. A detailed guide on using Elastic APM to deep-dive into code, detect slow queries, and optimize real-world application performance.

Python

Cleaning Up Python Code with Decorators: From ‘Copy-Paste’ Nightmares to Professional Programming

By admin April 29, 2026

Learn how to use Python Decorators to eliminate boilerplate code, optimize logging, and manage permissions. Real-world insights to make your scripts cleaner and more professional.

Network

Mastering Network Namespaces: Building Your Own Isolated Network Lab on Linux

By admin April 29, 2026

A detailed guide on using Network Namespaces on Linux for network isolation. A lightweight VM alternative for testing applications and system management.