admin – Page 22 – ITFROMZERO

Setting Up a Dev Environment on Fedora: From Zero to Pro with Zsh and Tmux

By admin April 5, 2026

Transform Fedora Workstation into a professional development environment. A detailed guide on configuring Zsh, Tmux, Nerd Fonts, and efficient monitoring tools.

VMware

VCSA 8.0 Installation Guide: Centralized VMware Infrastructure Management from Real-World Experience

By admin April 5, 2026

A detailed guide on installing VCSA 8.0. Learn from real-world experience regarding DNS configuration, 8-host cluster setup, and professional vCenter backup strategies.

Docker

Docker Rootless: Don’t Let One App Vulnerability Take Down Your Entire Server

By admin April 5, 2026

Secure your Docker server with Rootless Mode: run containers without root privileges to eliminate the risk of full system takeover through application vulnerabilities.

Database

Database Schema Design: Don’t Let Technical Debt Sink Your System

By admin April 5, 2026

Learn how to design standard database schemas from 1NF to 3NF, the secrets of applying Denormalization to boost performance, and pitfalls to avoid.

Security

Mastering SELinux Custom Policies: Don’t Disable Security Just Because of ‘Permission Denied’

By admin April 5, 2026

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.

Fedora

Mastering dnf-automatic: Automating Fedora Updates Safely and Professionally

By admin April 5, 2026

Automating Fedora updates keeps your system secure from vulnerabilities. This guide covers dnf-automatic configuration, log management, and real-world server scenarios.

Virtualization

Deploying Ceph Storage on Proxmox VE: A High Availability Distributed Storage Solution

By admin April 5, 2026

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.

Docker

Docker Macvlan: Assign Static IPs Directly from Your Router to Containers (Goodbye NAT)

By admin April 5, 2026

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.

Ubuntu

Ubuntu Remote Desktop: Ultra-Smooth Windows Connection Without Extra Apps

By admin April 4, 2026

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.

MySQL

MySQL Triggers: Master the Art of Automated Data ‘Traps’ Without Touching Your App Code

By admin April 4, 2026

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.