Posted inDatabase
Database Schema Design: Don’t Let Technical Debt Sink Your System
Learn how to design standard database schemas from 1NF to 3NF, the secrets of applying Denormalization to boost performance, and pitfalls to avoid.
Posted inSecurity
Mastering SELinux Custom Policies: Don’t Disable Security Just Because of ‘Permission Denied’
Don't disable SELinux just because of a Permission Denied error. Learn how to create Custom Policies to protect Linux servers using the Principle of Least Privilege.
Posted inFedora
Mastering dnf-automatic: Automating Fedora Updates Safely and Professionally
Automating Fedora updates keeps your system secure from vulnerabilities. This guide covers dnf-automatic configuration, log management, and real-world server scenarios.
Posted inVirtualization
Deploying Ceph Storage on Proxmox VE: A High Availability Distributed Storage Solution
A detailed guide on configuring Ceph Storage on Proxmox VE to build a distributed storage system. This solution enables virtual machines to automatically recover and operate continuously even during server hardware failures.
Posted inDocker
Docker Macvlan: Assign Static IPs Directly from Your Router to Containers (Goodbye NAT)
Forget the worries of Port Mapping and NAT. This guide helps you assign static IPs directly from your router to Docker containers using Macvlan Networking, allowing them to act as true physical devices.
Posted inUbuntu
Ubuntu Remote Desktop: Ultra-Smooth Windows Connection Without Extra Apps
Quickly enable Remote Desktop (RDP) on Ubuntu 22.04/24.04. A detailed guide on smooth Windows connections, bandwidth optimization, and tips for headless setups.
Posted inMySQL
MySQL Triggers: Master the Art of Automated Data ‘Traps’ Without Touching Your App Code
Manage your database without extra Backend code? Discover the power of MySQL Triggers through real-world examples of Audit Logs and Data Validation to ensure absolute data integrity.
Posted inVMware
Managing CPU, RAM, and Disk I/O in VMware: Don’t Let ‘Noisy Neighbors’ Crash Your System
Managing CPU, RAM, and Disk I/O in vSphere is easy once you master Shares, Reservations, and Limits. Discover optimization tips to avoid Noisy Neighbors and VM lag.
Posted inDocker
Traefik: The Ultimate Reverse Proxy Solution for Docker (Auto SSL, 5-Minute Setup)
Configuring Traefik as a Reverse Proxy for Docker helps automate Let's Encrypt SSL. Manage dozens of domains professionally using only Docker Labels.
Posted inCentos
Supercharge Website Speed with Varnish Cache and Nginx on CentOS Stream 9
Learn how to deploy Varnish Cache with Nginx on CentOS Stream 9 to reduce server load and boost website speed. Detailed guide based on real-world system admin experience.