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Building Personal Fedora Repos with Copr: No More Manual ‘make install’!

By admin April 10, 2026

Learn how to use Copr to build and manage your personal Fedora Repository. A detailed guide from RPM packaging to automatic updates via DNF for developers.

MySQL

MySQL Stored Procedures and Functions: Optimizing Business Logic and Boosting Performance

By admin April 9, 2026

A practical guide to using Stored Procedures and Functions in MySQL, drawn from real-world experience. Learn how to optimize business logic, reduce latency, and improve the security of your database-backed systems.

Ubuntu

Installing NVIDIA Drivers on Ubuntu: Don’t Let Your High-End GPU Perform Like a Snail

By admin April 9, 2026

Installing NVIDIA drivers on Ubuntu is easy if you know how to use PPA and ubuntu-drivers. This article shares experiences on avoiding black screen errors and optimizing performance for AI/Gaming.

Monitoring

Monitoring Windows Server with Prometheus and Windows Exporter: Tracking CPU, RAM, and Services in Detail

By admin April 9, 2026

A guide to installing Windows Exporter, configuring Prometheus scrape targets, and setting up Grafana dashboards to monitor CPU, RAM, disk, and Windows Services on Windows Server — including practical alert rules and tips for avoiding alert fatigue.

Virtualization

Optimizing KVM/Proxmox Resources: Stop VMs from Draining Your Hardware

By admin April 9, 2026

Managing KVM/Proxmox resources effectively is easy when you know how. Guide on optimizing CPU Type, configuring VirtIO SCSI, and RAM Ballooning tips to prevent bottlenecks.

Virtualization

Build a Proxmox VE Home Lab from Old Hardware: The Ultimate “Cloud Bill Savior” for IT Professionals

By admin April 8, 2026

Don't let old PCs or laptops go to waste. This guide helps you build a professional Proxmox VE Home Lab for learning DevOps and SysAdmin without high cloud costs.

Llama.cpp: The ‘Secret’ to Running LLMs Smoothly on CPUs, Even With Low RAM

By admin April 8, 2026

No more 'Out of VRAM' errors! A detailed guide on using llama.cpp Quantization to run AI models like Llama 3 smoothly on CPU and RAM, perfect for low-spec PCs.

MySQL

MySQL Shell (mysqlsh): The Ultimate Weapon for InnoDB Cluster Management and Developer Automation

By admin April 8, 2026

Stop relying solely on the traditional mysql command. Discover MySQL Shell (mysqlsh) to automate database administration with Python/JS and set up a professional InnoDB Cluster.

Monitoring

Node Exporter: Collecting Linux System Metrics for Prometheus

By admin April 8, 2026

Node Exporter is an essential component of the Prometheus stack, responsible for collecting CPU, RAM, disk, and network metrics from Linux systems. This guide walks through installation, collector configuration, and verifying that Node Exporter is working correctly before connecting it to Prometheus.

Git

Git Interactive Rebase: How I Clean Up Messy Commit History Before Going to Production

By admin April 8, 2026

Git interactive rebase is a tool that helps you squash commits, edit messages, and clean up Git history effectively. Learn how to professionally tidy up code before merging into the main branch.

Netdisco: Effortless Network Topology Automation and Switch Port Management

Snapshot Testing with Pytest-snapshot: Stop Struggling with Manual Assertions

Say Goodbye to Passwords: Implementing Magic Links with Node.js and Nodemailer

Securing Python Source Code with PyArmor: Effectively Preventing Reverse Engineering and Protecting Intellectual Property

Feature-Sliced Design (FSD): A ‘Divide and Conquer’ Solution for Large-Scale React Projects

Building Professional CLIs with Node.js and Oclif: From Fragmented Scripts to Standardized Tools

Implementing Circuit Breaker in Python: Don’t Let a Faulty API Crash Your Entire System

Deploying FastNetMon: A Lightweight DDoS Detection Solution via NetFlow/sFlow

3 Pro GraphQL Security Tips: Don’t Hand Hackers the Keys to Your Kingdom

Securing Sudo with 2FA: The Final Defense Against Root Hijacking

Building Personal Fedora Repos with Copr: No More Manual ‘make install’!

MySQL Stored Procedures and Functions: Optimizing Business Logic and Boosting Performance

Installing NVIDIA Drivers on Ubuntu: Don’t Let Your High-End GPU Perform Like a Snail

Monitoring Windows Server with Prometheus and Windows Exporter: Tracking CPU, RAM, and Services in Detail

Optimizing KVM/Proxmox Resources: Stop VMs from Draining Your Hardware

Build a Proxmox VE Home Lab from Old Hardware: The Ultimate “Cloud Bill Savior” for IT Professionals

Llama.cpp: The ‘Secret’ to Running LLMs Smoothly on CPUs, Even With Low RAM

MySQL Shell (mysqlsh): The Ultimate Weapon for InnoDB Cluster Management and Developer Automation

Node Exporter: Collecting Linux System Metrics for Prometheus

Git Interactive Rebase: How I Clean Up Messy Commit History Before Going to Production