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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.

Linux

How to Use rclone to Sync and Backup Data from Linux to the Cloud (Google Drive, S3, OneDrive)

By admin April 8, 2026

A step-by-step guide to installing and configuring rclone on Linux to sync and backup data to Google Drive, Amazon S3, and OneDrive using practical commands. Includes how to automate backups with cron and tips for optimizing performance.

Development

Swagger (OpenAPI 3.0): The Ultimate Way to Tame Your API Documentation Chaos

By admin April 8, 2026

Learn how to build and automate API documentation with Swagger (OpenAPI 3.0). A practical solution that saves developers 30% of communication overhead and brings a professional edge to any project.

Artificial Intelligence tutorial - IT technology blog

Building Semantic Search with Python: When Computers Truly ‘Understand’ User Intent

By admin April 7, 2026

The era of dry keyword search is over. Learn to build a smart Semantic Search system with Python, helping computers understand the meaning of queries and return accurate results even without matching keywords.

Fedora

Mastering Stratis on Fedora: Managing Storage More Easily with Pools and Snapshots

By admin April 7, 2026

Detailed guide on using Stratis on Fedora for smart storage management. Learn how to create Pools, Filesystems, and Snapshots quickly from an IT expert's real-world experience.

Development

Building Efficient RESTful APIs with Node.js and Express: Design, Authentication, and Versioning

By admin April 7, 2026

After 6 months running a Node.js/Express API in production, this post distills what actually matters: structuring routes properly for REST, validating input with Joi, JWT authentication, and managing versioning so you never have to break existing clients.

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

Installing Virtualmin on Ubuntu 22.04: A ‘$0’ Multi-Domain Hosting Management Solution

Mastering OpenSSL: From Creating Self-Signed Certs to ‘Lightning-Fast’ TLS Debugging

Deploying MySQL 8 on Fedora Server: Production Configuration Guide and SELinux Troubleshooting

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

Swagger (OpenAPI 3.0): The Ultimate Way to Tame Your API Documentation Chaos

Building Semantic Search with Python: When Computers Truly ‘Understand’ User Intent

Mastering Stratis on Fedora: Managing Storage More Easily with Pools and Snapshots

Building Efficient RESTful APIs with Node.js and Express: Design, Authentication, and Versioning