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Attaching Metadata to Commits with Git Notes: Keeping History 100% Clean

By IT From Zero May 7, 2026

Don't use git commit --amend if you want to avoid breaking your team's Git history. Use Git Notes to professionally and safely attach Jira IDs and CI/CD logs.

Artificial Intelligence tutorial - IT technology blog

Crawl4AI: Transform Websites into Clean Markdown for RAG with Just a Few Lines of Python Code

By IT From Zero May 7, 2026

Eliminate messy web data worries when building RAG systems. A detailed guide on using Crawl4AI to convert websites into standardized Markdown, boosting your AI system's efficiency by 70%.

Git

Practical Git Flow: How to Manage Branches to Avoid Team Conflicts

By IT From Zero May 7, 2026

Master the Git Flow model for professional branch management, avoiding code conflicts and optimizing release workflows. Detailed guide from setup to real-world experience.

Fedora

Ultimate Audio Setup on Fedora: Mastering PipeWire and qpwgraph for Streamers

By IT From Zero May 7, 2026

Say goodbye to audio lag on Linux. This guide helps you master PipeWire and qpwgraph on Fedora for professional, low-latency audio routing designed for streamers.

Linux

Mastering GNU Screen: How to Keep Your Terminal Sessions Alive During SSH Disconnects

By IT From Zero May 7, 2026

Forget about connection drops ruining your server processes. A detailed guide on using GNU Screen to keep terminal sessions running in the background, manage multiple windows, and share screens for debugging.

Virtualization

Installing OpenWrt as a Virtual Router on Proxmox: A Lightweight Solution for Lab Network Management

By IT From Zero May 7, 2026

Guide to installing OpenWrt on Proxmox VE as a Virtual Router. Save resources and manage your professional Lab network flexibly in just a few simple steps.

Development

Installing Flutter on Linux: Don’t Let ‘Dependency Hell’ Discourage You

By IT From Zero May 7, 2026

Installing Flutter on Linux often leads to 'Android license' and 'KVM permission' errors. This guide covers a manual setup process for a stable and optimized environment.

Development

Building ‘Light-Speed’ REST APIs with Hono and Cloudflare Workers

By IT From Zero May 7, 2026

Reduce latency from 2s to 50ms with Hono framework and Cloudflare Workers. This article shares real-world experience in deploying high-speed Serverless REST APIs and managing applications efficiently.

VMware

Configuring Autostart on VMware ESXi: A Pro Tip for Automated System Recovery

By IT From Zero May 7, 2026

Configuring Autostart on VMware ESXi allows virtual machines to automatically boot in the correct order after a host reboot. Learn to set Delay and Heartbeat for optimal recovery.

Network

Optimizing the Linux TCP Stack: Master Techniques for Handling 10,000+ Concurrent Connections

By IT From Zero May 6, 2026

Don't let default configurations slow down your server. Learn how to optimize the TCP stack, enable BBR, and handle TIME_WAIT to boost connection speeds and handle high-traffic loads.

A Guide to DiskCache in Python: Safe Multi-Process Disk Caching Without Redis

How to Configure Host sFlow on Linux: Real-Time Network Traffic and KVM Monitoring

Diagnosing and Resolving Deadlocks in PostgreSQL: Inspecting Lock Trees and Configuring Proper Timeouts

ESXi Host Configuration Backup and Restore with PowerCLI and ESXCLI: Saving Your Virtualization Cluster During Outages

Guide to VFIO PCIe Passthrough on Linux KVM: GPU Passthrough for Windows VMs

Integrating OpenTelemetry into Python: Practical Microservices Monitoring Strategies

MySQL Group Replication Tutorial: Building an Auto-Failover InnoDB Cluster

OpenSCAP Guide for Linux: Automated Scanning and CIS Benchmark Remediation

A Guide to Configuring Table Partitioning in MySQL: Boosting Large Table Performance with RANGE and LIST

How to Install and Configure Fail2ban on Linux: Block SSH and Web Server Brute-Force Attacks

Attaching Metadata to Commits with Git Notes: Keeping History 100% Clean

Crawl4AI: Transform Websites into Clean Markdown for RAG with Just a Few Lines of Python Code

Practical Git Flow: How to Manage Branches to Avoid Team Conflicts

Ultimate Audio Setup on Fedora: Mastering PipeWire and qpwgraph for Streamers

Mastering GNU Screen: How to Keep Your Terminal Sessions Alive During SSH Disconnects

Installing OpenWrt as a Virtual Router on Proxmox: A Lightweight Solution for Lab Network Management

Installing Flutter on Linux: Don’t Let ‘Dependency Hell’ Discourage You

Building ‘Light-Speed’ REST APIs with Hono and Cloudflare Workers

Configuring Autostart on VMware ESXi: A Pro Tip for Automated System Recovery

Optimizing the Linux TCP Stack: Master Techniques for Handling 10,000+ Concurrent Connections