Manupa's
Tech Blog
Articles on embedded systems, cloud engineering, web dev, and the gadgets I've taken apart (and sometimes put back together).
Latest Posts
25 articlesSee Through Walls with a $9 Microcontroller
WiFi signals pass through walls. When a person moves — or even breathes — those signals scatter differently. What if you could read that scattering pattern and ...
From Docker Compose to Kubernetes: Migrating a Real Homelab Stack
A practical account of migrating 15+ self-hosted services to K3s — including AMD GPU passthrough, WiFi camera routing, custom monitoring, and a feudal Japan das...
Revamping my Sensor Dashboard
New Release Introducing SensorDash 2.0 A complete architectural overhaul designed for speed, scalability, and a superior user experience. [View Live Demo l...
Installing a Custom Ubuntu WSL Distribution from an ISO
Installing a Custom Ubuntu WSL Distribution from an ISO A comprehensive guide to extracting, packaging, and repairing a custom WSL image from scratch. Introduct...
Rockchip Hardware Acceleration Guide
Rockchip Hardware Acceleration & Automated Conversion Last updated: A complete guide to enabling hardware acceleration and setting up an automated conversion se...
My Weather Station Project Journey
You might remember my previous project where I built a miniature weather station . In that setup, I displayed live sensor readings using an MQTT broker app on A...
USING NPU In newer Intel PC
Today I am writing this blog to address a topic on This SHould prgress to the Eye detection [How to develop and build your first AI PC app on Intel...
Solar Weather Station with Supercapacitors
Powering the Future: Integrating a Miniature Weather Station with Solar and Supercapacitors Published on: May 10, 2025 In our ongoing exploration of innovative ...
solar-weather-station-with-supercapacitors
In our ongoing exploration of innovative solutions for sustainability, I've embarked on a project to integrate a miniature weather station with solar power. To ...
Adding Gemini and AI to Your GPU-Powered Laptop
A complete guide to connecting Google
Breathing New Life: Building a Home Server from Old Laptops
Turn old laptops into a powerful DIY home server running Docker containers including ArchiveBox, Portainer, Plex, and Home Assistant. A complete guide to repurposing e-waste into a useful home lab.
Dumping firmware and resetting fuses of STM32 using OPENOCD and JTAG
css Dumping STM32F105 Firmware on Ubuntu using ST-LINK /\ Custom styles \ / body { font-family: 'Poppins', 'Inter', sans-serif; /\ Use Poppins and Inter...
Comparing Performance between Bluepill logic analyzer and NanoDLA Logic Analyzer.
References https://github.com/thanks4opensource/buck50...
Turning My Roller Gate into a Smart WiFi-Controlled System
javascript DIY WiFi Roller Gate Controller with ESP32-C3 /\ Apply Inter font globally \ / body { font-family: 'Inter', sans-serif; } /\ Style for code blo...
Running Deepseek R1 on my Laptop CPU (No GPU).
css Running DeepSeek on a CPU with Ollama and Docker /\ Apply Inter font globally \ / body { font-family: 'Inter', sans-serif; } /\ Style for code blocks...
Learning Ansible
Week 1 - 27/12/2024 [](/images/ansible-logo.jpg) Ansible is an open-source automation tool used for configuration ma...
Learning NodeJS and moving into DENO
[](https://logos-download.com/wp-content/uploads/2016/09/Node_logo_NodeJS.png)...
HardCore DevOps Revision
...
Setting Up Pip for Python 3 on Ubuntu 24.04 and Above .
Setting Up PIP for Python 3+ on Ubuntu 24 and Above Using pip.conf Setting Up PIP for Python 3+ on Ubuntu 24 and Above Using pip.conf [
SLIR Projects - Small Projects with big theory
SLIR - Sri Lanka Institute of Robotics - Advanced Robotics Course Projects > [
WEEK 1 - Intern Diary
DAY 1 - Vega Innovation Learned the serial communication types other than RS-232,SPI and I2C RS-485 : Faster, than its predecessor RS232 and c...
My confusing ,yet satisfying review of Ubuntu Desktop
_My journey of migrating to Ubuntu Desktop from elementaryOS [![](https://blogger.googleusercontent.com/img/a/AVvXsEh7KTITeOQ8O5hJDWrPM42FkqZVBEAQxo5JsVi37s...
Python and my journey
Python : My daily course javascript Day 1: Computational Thinking Computational thinking 1. Decomposition: Breaking down bigger problem to smaller ones...
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