Programming and Code

Projects using programming and code in various languages

Raspberry Pi Pico, LoRa & Home Assistant remote soil monitoring

How to monitor soil moisture levels on our allotment and view the data in Home Assistant using a pair of Raspberry Pi Picos & LoRa radio modules to send and receive the data

The Importance of Proper Form Validation and Meaningful Error Messages

Website form validation is a critical part of any online form, ensure your website visitors and customers have a good experience when trying to place orders

Integrating Stripe Express Checkout in an ASP.NET Core 8 Ecommerce Website

This post shows how to add Stripe Express Checkout in an ASP.NET Core 8 Ecommerce Website using C# and the Stripe.js sdk

Twelve years of Raspberry Pi Development Boards

For over 12 years, AB Electronics UK has been designing and developing Raspberry Pi development boards. Throughout this time, we've gained extensive experience in developing high-quality circuit boards specifically designed for hobbyists and developers.

PartFinder 2.0 Core component inventory manager

This is a new release of the PartFinder component inventory manager I released four years ago in March 2020 which now runs on Windows, Mac and Linux.

ESP32 RGB Microscope LED Ring Light

Designing a new RGB LED ring light for our microscope with an ESP32 WiFi controller using a manual control and web interface

Radxa X2L and ADC Pi, Microcontrollers with Linux

Adding analogue inputs to the Intel Celeron J4125 Radxa X2L using an ADC Pi Raspberry Pi development hat with micro python

Elgato Key Light remote control using an ESP32 Wi-Fi module

Building a simple remote controller for Elgato Key Lights using a low-cost ESP32 Wi-Fi module and a push switch

John Smith, Googlebot and abandoned shopping carts

GoogleBot is pretending to be an e-commerce customer called John Smith and abandoning the order at the payment stage

TP Link Tapo TC65 Camera image capture using OpenCV for a webcam

Using a low-cost tp-link Wi-Fi security camera and OpenCV, a popular computer vision library, we have created a Python script that captures high-quality images from the RTSP (Real-Time Streaming Protocol) video stream generated by the camera and uploads to our Virtual Swanage tourism website.

Nest Thermostat to Home Assistant via 1-Wire, Arduino and MQTT

Connecting our Nest Thermostat 3rd Gen to Home Assistant via 1-wire and an Arduino Uno to capture the 1-wire sensor data

Home Data Logger Zigbee Sensor Upgrades

We have added several new Zigbee sensors to our smart home system which runs Home Assistant and the sensors talk to the home Linux server using Zigbee2mqtt

Social Meta Tag Generator

Some code which may be useful to someone else, a Social Meta Tag Generator for your website to generate all the different social meta tags for social media sharing

PartFinder component inventory manager

After spending far too long looking for components and parts, I wrote a component inventory manager called PartFinder and released it as open source for anyone to download and use