Posts

The clean way to set up a Raspberry Pi headless — drop a wpa_supplicant.conf and an empty ssh file on the boot partition to enable WiFi and SSH before the first boot, no monitor needed.

A practical guide to managing project dependencies with Git submodules and Google's Repo tool, plus bonus advanced concepts — git remotes and cherry-picking for multi-developer open source workflows.

Using embedded Linux in commercial products: SoC selection, the Yocto Project build system, cross-compilation, and system architecture — from my talk at the ILUG-Delhi meetup.

Founding KnifeEDGE, a community RC aeromodelling club: how the inaugural meetup at Gautam Buddha University brought 20 pilots together to build, fly, and crash model aircraft.

Building iBow-T, a wearable OLED bow-tie conference badge using Arduino Pro Mini and SSD1306 display over I2C — a demo project for the CodeWear wearable electronics platform.

A review of 'Designing Purpose-Built Drones for Ardupilot Pixhawk 2.1' by Ty Audronis — covering application-specific drone design for follow-me carts and autonomous RC vehicles.

Smart Christmas lights with Neopixel addressable LEDs, MQTT control, Alexa voice commands, and a live Raspberry Pi camera feed — all built on ESP8266 and open-sourced under MIT.