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Deploying FreeRADIUS on Linux: The Standard AAA Solution for Enterprise Wi-Fi and VPN

By admin May 26, 2026

Managing Wi-Fi and VPN with shared passwords poses many risks. This guide helps you install FreeRADIUS on Linux for personalized AAA authentication, enhancing security and professionalism.

Virtualization

As Fast as Physical Drives: Configuring KVM Shared Folders with virtiofs

By admin May 26, 2026

A guide to configuring virtiofs for KVM virtual machines to achieve near-native file sharing speeds. The perfect alternative to 9p and NFS.

Git

Securing Secrets in Git with git-crypt: Encrypt Sensitive Files Without a Vault

By admin May 26, 2026

Exposing secrets on Git is a nightmare for any developer. This guide shows you how to use git-crypt to automatically encrypt .env files and API keys, ensuring team security without complex setups.

Git

Git Config ‘Switching’: Automatically Change Email and SSH Keys by Directory

By admin May 26, 2026

Learn how to use Git includeIf to automatically switch your Email, Name, and SSH Key based on project directories. The ultimate solution for developers managing multiple Git accounts.

Linux

Managing Dotfiles with GNU Stow: Don’t Let Reinstalling Your System Be a Nightmare

By admin May 26, 2026

Reinstalling Linux is no longer a nightmare. Discover how to use GNU Stow for professional Dotfiles management, syncing your configurations via Git in just one minute.

Development

Deploying SvelteKit to Cloudflare Pages: High-Speed Full-Stack Web at Zero Cost

By admin May 26, 2026

Build and deploy full-stack SvelteKit apps to Cloudflare Pages lightning fast. Optimize performance with Edge SSR and enjoy zero infrastructure costs.

Python

Automating Excel with Python and Openpyxl: From Formatting to Workbook Security

By admin May 26, 2026

Stop being an Excel 'slave' with Openpyxl. A guide from cell formatting and charting to file security. Run scripts in 15 seconds instead of 4 hours of manual work for 50 branches.

Network

NetFlow and IPFIX: Monitoring Network Bandwidth with nfdump and nfsen on Linux

By admin May 26, 2026

Identify the IP consuming 90% of your network bandwidth in just 30 seconds. A detailed guide on deploying nfdump and nfsen for NetFlow/IPFIX monitoring on Linux based on real-world experience.

Ubuntu

Installing Jellyfin on Ubuntu: Build Your Own ‘Personal Netflix’ 100% Free

By admin May 26, 2026

Build your own home media system like Netflix using Jellyfin on Ubuntu. A step-by-step guide from installation to hardware optimization, completely free.

Artificial Intelligence tutorial - IT technology blog

Build Your Own Lightweight Offline TTS System on Linux with Piper and Python

By admin May 26, 2026

Say goodbye to thousand-dollar Cloud TTS bills. Discover how to deploy Piper on Linux for a high-speed, secure, and self-hosted text-to-speech system that runs smoothly even on a Raspberry Pi.

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

Deploying FreeRADIUS on Linux: The Standard AAA Solution for Enterprise Wi-Fi and VPN

As Fast as Physical Drives: Configuring KVM Shared Folders with virtiofs

Securing Secrets in Git with git-crypt: Encrypt Sensitive Files Without a Vault

Git Config ‘Switching’: Automatically Change Email and SSH Keys by Directory

Managing Dotfiles with GNU Stow: Don’t Let Reinstalling Your System Be a Nightmare

Deploying SvelteKit to Cloudflare Pages: High-Speed Full-Stack Web at Zero Cost

Automating Excel with Python and Openpyxl: From Formatting to Workbook Security

NetFlow and IPFIX: Monitoring Network Bandwidth with nfdump and nfsen on Linux

Installing Jellyfin on Ubuntu: Build Your Own ‘Personal Netflix’ 100% Free

Build Your Own Lightweight Offline TTS System on Linux with Piper and Python