admin – Page 62 – ITFROMZERO

Monitoring tutorial - IT technology blog

Website Uptime Monitoring with Uptime Kuma: Stop Worrying About Midnight Server Crashes

By admin April 18, 2026

Stop manual website checks. Learn how to install Uptime Kuma with Docker to monitor uptime, automate SSL checks, and receive Telegram alerts the moment your server goes down.

Centos

The Secret to Server ‘Immortality’: Configuring HA Clusters with Pacemaker and Corosync

By admin April 17, 2026

Learn how to build a High Availability (HA) Cluster with Pacemaker and Corosync on CentOS/Rocky Linux. A detailed guide from installation and Virtual IP configuration to handling Split-brain errors.

Development

Web Dev on Windows: Say Goodbye to Dual Boot with WSL2 and Docker

By admin April 17, 2026

Windows is no longer a hurdle for web developers. Discover how to combine WSL2, Ubuntu, and Docker to create a lightning-fast, stable, and professional development environment.

Ubuntu

Deep Cleaning Ubuntu: Purge Junk, Old Kernels, and Free Up GBs of Space

By admin April 17, 2026

A detailed guide on deep cleaning Ubuntu: remove orphaned packages, purge old kernels, and limit system logs to quickly reclaim GBs of space for your VPS.

Artificial Intelligence tutorial - IT technology blog

Building GraphRAG with LangChain and Neo4j: When AI Needs to Deeply Understand Data Relationships

By admin April 17, 2026

A guide to building a GraphRAG system by combining Neo4j and LangChain. This solution helps AI understand complex data relationships, reducing hallucinations and increasing accuracy compared to traditional RAG.

Docker

Migrating Docker Containers to a New Server: A ‘Manual’ but Rock-Solid Method

By admin April 17, 2026

Can't use a Docker Registry for migration? Try the docker save, load, and rsync combo. A detailed guide on safely moving containers and data to a new server.

Docker

How to Force Docker Containers Through VPN with Gluetun: Ultimate Security for Torrents & Crawlers

By admin April 17, 2026

Learn how to configure Gluetun to run Docker containers through a VPN (Wireguard/OpenVPN). A secure, anonymous solution for specific services without impacting overall system speed.

Security

Implementing End-to-End TLS/SSL: Don’t Leave Data ‘Exposed’ in Your Internal Network

By admin April 17, 2026

Don't let traffic between your Web Server and Database run 'exposed'. A detailed guide on implementing End-to-End TLS/SSL for comprehensive data protection within your internal network.

Docker

Docker Secrets: Don’t Expose Passwords via a Clumsy ‘inspect’ Command

By admin April 17, 2026

Learn how to use Docker Secrets to protect passwords and API keys instead of exposing them via environment variables. A practical guide for Swarm and Compose v2.

Git

Gitea Installation: Build Your Own High-Performance, Low-Cost Git Server

By admin April 17, 2026

Gitea is the perfect high-performance, low-cost Git Server alternative to GitLab for low-spec VPS. This guide provides step-by-step instructions for Docker installation, Nginx configuration, and real-world tips for stable operation.