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Network tutorial - IT technology blog
Configuring Multi-WAN Failover on Linux: A “Never-Down” Internet Solution with Keepalived
July 24, 2026
Fedora tutorial - IT technology blog
Podman Auto-update on Fedora: Automating Containers the Native Way
July 24, 2026
CentOS tutorial - IT technology blog
Installing MinIO on CentOS Stream 9: Build Your Own S3 Storage with SELinux and Firewalld
July 24, 2026
CentOS tutorial - IT technology blog
Installing Grafana on CentOS Stream 9: Professional Server Monitoring with Prometheus
July 24, 2026
Security tutorial - IT technology blog
SSH Bastion Host (Jump Server) Configuration Guide: A Secure Gateway for Linux Systems
July 24, 2026
Development tutorial - IT technology blog
Goodbye Cron Jobs: Building Durable Workflows with Temporal.io in Node.js
July 24, 2026
Development tutorial - IT technology blog
Goodbye Passwords: Implementing Passkeys (WebAuthn) with Node.js and SimpleWebAuthn
July 24, 2026
Ubuntu tutorial - IT technology blog
Installing Virtualmin on Ubuntu 22.04: A ‘$0’ Multi-Domain Hosting Management Solution
July 24, 2026
Security tutorial - IT technology blog
Mastering OpenSSL: From Creating Self-Signed Certs to ‘Lightning-Fast’ TLS Debugging
July 24, 2026
Fedora tutorial - IT technology blog
Deploying MySQL 8 on Fedora Server: Production Configuration Guide and SELinux Troubleshooting
July 22, 2026
Development tutorial - IT technology blog
Posted inDevelopment

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

Posted by 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.
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Python tutorial - IT technology blog
Posted inPython

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

Posted by 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.
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Network tutorial - IT technology blog
Posted inNetwork

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

Posted by 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.
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Ubuntu tutorial - IT technology blog
Posted inUbuntu

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

Posted by 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.
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Artificial Intelligence tutorial - IT technology blog
Posted inAI

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

Posted by 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.
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Fedora tutorial - IT technology blog
Posted inFedora

Setting Up OpenSSH Server on Fedora: SSH Keys, sshd_config Hardening, and firewalld Integration

Posted by By admin May 25, 2026
A practical guide to installing and hardening OpenSSH Server on Fedora: key-based authentication (ED25519), disabling password auth, configuring sshd_config via drop-in files, and integrating firewalld with zone management. The standard workflow for production and development server environments.
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Monitoring tutorial - IT technology blog
Posted inMonitoring

Self-Hosting SigNoz with Docker: The Open-Source APM Alternative to Datadog

Posted by By admin May 25, 2026
Prometheus + Grafana are great at tracking metrics, but they won't help you correlate traces and logs when debugging. Self-hosted SigNoz solves this by consolidating Metrics, Traces, and Logs into a single interface, built on OpenTelemetry and ClickHouse — completely free, lighter than ELK, and straightforward to deploy with Docker Compose.
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Network tutorial - IT technology blog
Posted inNetwork

How to Deploy a Mesh VPN with Nebula: Securely Connect Thousands of Servers from Slack

Posted by By admin May 25, 2026
Nebula is an open-source mesh VPN from Slack that enables peer-to-peer connections between thousands of servers without a relay, encrypted via the Noise Protocol. This guide covers installation, lighthouse configuration, group-based access control, and real-world connectivity testing on Linux.
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Virtualization tutorial - IT technology blog
Posted inVirtualization

Apache CloudStack: A Lightweight Private Cloud Alternative to OpenStack

Posted by By admin May 25, 2026
Tired of OpenStack's complexity? Discover how to build a Private Cloud with Apache CloudStack—a lightweight, easy-to-manage IaaS solution for enterprises.
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Fedora tutorial - IT technology blog
Posted inFedora

Mastering Toolbox on Fedora: How to Create Isolated and Professional Dev Environments

Posted by By admin May 25, 2026
Toolbox is a solution that helps developers create isolated development environments on Fedora quickly. Learn how to keep your system clean and avoid library conflicts.
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