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Manticore Search: The Lifesaver Alternative to Elasticsearch When Server RAM Runs Out

By IT From Zero September 12, 2026

Manticore Search is the perfect Elasticsearch alternative for low-spec servers. This guide covers installation, optimization, and real-world big data tips on Linux.

Git

Using DVC with Git: Don’t Let a 10GB Dataset “Break” Your Repo

By IT From Zero September 12, 2026

Don't let big data slow down your project. Learn how to combine DVC and Git to manage Datasets and Models professionally, keeping your Repo lightweight and versioning easy.

Development

Mastering i18n in Next.js App Router with Next-intl: From Configuration to Type-safe

By IT From Zero September 12, 2026

Forget the headache of complex multi-language configurations. This guide helps you master next-intl in Next.js App Router, from SEO optimization to professional Type-safe implementation.

Artificial Intelligence tutorial - IT technology blog

Deploying Llama Guard 3: The ‘Shield’ Against Prompt Injection for Local AI

By IT From Zero September 12, 2026

Llama Guard 3 is a leading security solution for Local AI. Learn how to install it via Ollama and Python to effectively block Prompt Injection and malicious content.

Centos

Deploying Foreman & Katello on CentOS Stream 9: A Centralized Linux Lifecycle Management Solution

By IT From Zero September 11, 2026

A Sysadmin's guide to installing Foreman and Katello on CentOS Stream 9 to centrally manage hundreds of Linux servers, control patches, and manage software lifecycles efficiently.

Git

Standardizing Commit Messages with Commitizen: Saying Goodbye to ‘fix bug’, ‘done’, and Automating CHANGELOGs

By IT From Zero September 11, 2026

A guide to using Commitizen (cz-cli) to standardize commit messages according to Conventional Commits. Keep your Git log clean and automate professional CHANGELOG generation.

Centos

Hands-on XFS Administration on CentOS Stream 9: Mastering the xfs_progs Toolkit

By IT From Zero September 11, 2026

Master the XFS file system on CentOS Stream 9 using the xfs_progs toolkit. Detailed guide on online disk expansion, troubleshooting, and performance optimization for large-scale systems.

Virtualization

Mastering Virtual Machines (VMs) on Unraid: From Basic Configuration to Real-World Performance Optimization

By IT From Zero September 11, 2026

A-Z guide for configuring Virtual Machines (VMs) on Unraid. Learn how to optimize CPU Pinning, GPU Passthrough, and SSD Cache tips for maximum performance.

Development

Centrifugo & Go: Secrets to Handling Millions of Real-time Connections Without Server Crashes

By IT From Zero September 11, 2026

Don't let WebSockets become your system's bottleneck. Discover how to combine Centrifugo and Go to handle millions of real-time connections smoothly and efficiently.

Build Your Own AI Assistant for Obsidian with Khoj on Linux: Offline, Private, and Free

By IT From Zero September 11, 2026

Transform Obsidian into a personal AI assistant with Khoj on Linux. A detailed guide on installing via Docker and connecting Ollama for secure, offline note retrieval.

Monitoring Argo CD Application Sync and Health Status with Prometheus and Grafana

Installing and Using Portkey AI Gateway: Rate Limiting, Load Balancing, and Multi-LLM Observability

How to Install and Configure nftables on Linux: A Complete iptables Replacement

Optimizing KVM Networking with virtio-net Multiqueue and vhost-net: Hitting Full 10GbE Without CPU Bottlenecks

How to Deploy Umami Analytics with Docker Compose and PostgreSQL: Self-Host a Lightweight GA4 Alternative

How to Back Up SQLite to S3 with Litestream: Real-Time Production Backups

Guide to Using Tart on macOS Apple Silicon: Create and Manage CLI Virtual Machines for CI/CD

Installing and Configuring Auditd on Ubuntu Server: Tracing User Actions Down to the Kernel Level

How to Use git-credential-oauth: Log in to GitHub and GitLab in Terminal via Browser

How to Enable Virtualization-Based Security (VBS) and Credential Guard on VMware vSphere

Manticore Search: The Lifesaver Alternative to Elasticsearch When Server RAM Runs Out

Using DVC with Git: Don’t Let a 10GB Dataset “Break” Your Repo

Mastering i18n in Next.js App Router with Next-intl: From Configuration to Type-safe

Deploying Llama Guard 3: The ‘Shield’ Against Prompt Injection for Local AI

Deploying Foreman & Katello on CentOS Stream 9: A Centralized Linux Lifecycle Management Solution

Standardizing Commit Messages with Commitizen: Saying Goodbye to ‘fix bug’, ‘done’, and Automating CHANGELOGs

Hands-on XFS Administration on CentOS Stream 9: Mastering the xfs_progs Toolkit

Mastering Virtual Machines (VMs) on Unraid: From Basic Configuration to Real-World Performance Optimization

Centrifugo & Go: Secrets to Handling Millions of Real-time Connections Without Server Crashes

Build Your Own AI Assistant for Obsidian with Khoj on Linux: Offline, Private, and Free