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Radxa Dragon Q6A - NPU Quick Start Guide

Run Llama 3.2 1B on the 12 TOPS Hexagon NPU.

Hardware: Radxa Dragon Q6A (QCS6490)
OS: Ubuntu 24.04 Noble
Last tested: January 2026 (T7 image)

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Radxa Dragon Q6A NPU Troubleshooting Guide

Status: 🔴 UNRESOLVED - Community help needed
Last Updated: January 29, 2026
Hardware: Radxa Dragon Q6A (QCS6490, 8GB RAM)
Goal: Run AI inference (Llama 3.2 1B) on the Hexagon NPU (12 TOPS)

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Table of Contents

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Radxa Dragon Q6A - Hexagon NPU Troubleshooting Guide

Status: 🔴 UNRESOLVED - Root cause identified, awaiting fix
Last Updated: January 2026
Hardware: Radxa Dragon Q6A (8GB RAM)
OS: Ubuntu 24.04 (RadxaOS)
Kernel: 6.18.2-1-qcom

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Radxa Dragon Q6A: The Edge AI Journey (and Struggle)

A comprehensive log of attempting to self-host Llama 3.2 on the Qualcomm QCS6490 NPU.

1. The Goal

To build a highly efficient, headless Edge AI server using the Radxa Dragon Q6A.

• Hardware: Radxa Dragon Q6A (Qualcomm QCS6490, 12 TOPS Hexagon NPU).
• Software Objective: Self-host open-weight LLMs (specifically Llama 3.2 1B/3B) using the Hexagon NPU (DSP) to offload the CPU.
• Constraint: Use a lightweight Linux OS with containerized services (Docker) for isolation.

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WhisperX Installation Guide for Windows

A comprehensive guide to installing and configuring WhisperX on Windows with GPU acceleration and speaker diarization.

Last tested: January 2026
Environment: Windows 11, NVIDIA GPU (CUDA 12.6), Miniconda, Python 3.10

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WhisperX Installation Guide for Windows

A comprehensive guide to installing and configuring WhisperX on Windows with GPU acceleration and speaker diarization.

Last tested: January 2026
Environment: Windows 11, NVIDIA GPU (CUDA 12.6), Miniconda, Python 3.10

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Visual Studio 2026 Keyboard Shortcuts

1. Code Editing & Formatting

Manage your code layout and cleanliness.

Action	Shortcut
Duplicate Line	Ctrl + D
Delete Line	Ctrl + Shift + L
Comment Selection	Ctrl + K then C

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Installing Heimdall on macOS Monterey: A Troubleshooting Guide

Background

Heimdall is a cross-platform, open-source tool used for flashing firmware onto Samsung devices. While attempting to install Heimdall Suite 1.4.0 on a MacBook Pro running macOS Monterey (12.7.6), I encountered an installation failure. The official package tried to install files into the system volume, which is protected by macOS’s System Integrity Protection (SIP), resulting in the error: "The package is attempting to install content to the system volume."

Challenges

• SIP-Related Failure: The official Heimdall Suite 1.4.0 package (released in 2014) attempted to install files into SIP-protected directories like /System/Library/Extensions and /usr/bin. SIP, introduced in macOS El Capitan (2015), blocks such modifications, causing the installation to fail.
• Invalid Package Path Error: When I switched to an unofficial signed version (1.4.1), I initially encountered an "invalid package path" error. This happened be

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WSL Navigation Guide

Overview

goWSLPath.cmd is a Windows batch script that allows seamless navigation from Windows Command Prompt to WSL (Windows Subsystem for Linux) filesystem paths. It automatically detects your WSL distribution, converts POSIX paths to Windows UNC paths, and uses pushd to map them to drive letters.

Usage

goWSLPath.cmd 

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Installing OpenFOAM on Termux: Experience, Issues, and Lessons Learned

This document captures the complete experience of installing, testing, and running OpenFOAM on Termux, along with the challenges encountered and the lessons learned along the way.

Table of Contents

• Introduction
• Installation Steps
• Environment Setup and Verification
• Installation Testing
• Encountered Issues and Fixes