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MySQL Generated Columns: The Ultimate Query Speed ‘Hack’ Without Changing Code

By admin April 30, 2026

Don't let complex calculations slow down your database. Discover how to use MySQL Generated Columns to optimize indexes for JSON and calculated data for superior query performance.

Linux

Mastering Software RAID on Linux with mdadm: Practical Experience from Lab to Production

By admin April 30, 2026

A hands-on guide to managing RAID 1/5/6 on Linux using mdadm. Discover troubleshooting secrets and storage optimization tips based on real-world experience.

Ubuntu

How to Install Webmin on Ubuntu: Effortless Server Management with a Web UI

By admin April 30, 2026

Managing an Ubuntu server has never been easier. With Webmin, you can manage files, configure SSL, and monitor VPS resources directly in your browser without memorizing complex commands.

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.

Mastering Python functools: Writing Better, Faster Code

Fixing SELinux Errors on Fedora for Good: Use setroubleshoot and audit2allow Instead of Disabling It

Build Your Own High-Performance, Low-Cost Git Server with Gitea on Fedora: Maximum Security with SELinux

Configuring Multi-WAN Failover on Linux: A “Never-Down” Internet Solution with Keepalived

Podman Auto-update on Fedora: Automating Containers the Native Way

Installing MinIO on CentOS Stream 9: Build Your Own S3 Storage with SELinux and Firewalld

Installing Grafana on CentOS Stream 9: Professional Server Monitoring with Prometheus

SSH Bastion Host (Jump Server) Configuration Guide: A Secure Gateway for Linux Systems

Goodbye Cron Jobs: Building Durable Workflows with Temporal.io in Node.js

Goodbye Passwords: Implementing Passkeys (WebAuthn) with Node.js and SimpleWebAuthn

MySQL Generated Columns: The Ultimate Query Speed ‘Hack’ Without Changing Code

Mastering Software RAID on Linux with mdadm: Practical Experience from Lab to Production

How to Install Webmin on Ubuntu: Effortless Server Management with a Web UI

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

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

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

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

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

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

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