What's on BBC Radio with Pimoroni Pico Display Pack 2
At home in our kitchen we have an Amazon Echo Show device that we use for a few things. When cooking, it’s handy to be able to yell ...
Synchronised Counting with Redis and a Seven Segment Display
Counting things seems relatively easy, until it isn’t! In this project, I used Redis to maintain a central count that was displayed ...
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What's on BBC Radio with Pimoroni Pico Display Pack 2
At home in our kitchen we have an Amazon Echo Show device that we use for a few things. When cooking, it’s handy to be able to yell out “Alexa, set timer 15 minutes” so that we can k...
In IoT, Coding, Raspberry Pi, Python,
Carbon Intensity Display With Raspberry Pi Pico and Pimoroni GFX Pack
Global warming is a thing, and we can all do our bit by reducing our carbon footprint. One way of achieving this would be to move more things that we use electricity for (cooking, ch...
In IoT, Coding, Raspberry Pi, Python,
Building the Lego Creator Land Rover Defender Set
I’ve always admired the industrial simplicity of the classic Land Rover Defender that had an amazing production run stretching from 1983 to 2016 and built on the heritage of the origi...
In Lego, Hobbies,
Flip Dot Displays with Raspberry Pi
Flip dot displays were a popular way of displaying destination information on buses and other forms of public transport. A flip dot sign is a matrix of individual dots, each having a...
In IoT, Coding, Raspberry Pi, JavaScript, Python,
Taking Pictures with Raspberry Pi and Redis
“How can you store images in Redis from a Python script?” - I was asked this by someone looking to build an IoT project that used Redis as the data store for image classification. Th...
In Redis, Raspberry Pi, Python,
Geodesic Lines with the Google Maps Geometry API
Who doesn’t like a good map? I’ve always enjoyed working with data that lends itself to mapping, and have built a few interactive things with the Google Maps API before. I’m also pr...
In JavaScript, Coding, Front End, Google Maps,
Plane Spotting with Redis, Node.js and MicroPython
I’ve always been interested to watch planes pass by, so I decided to build a plane tracking system… For this I used some existing software called dump1090 - it receives data broadcast...
In IoT, Coding, Raspberry Pi, Redis, JavaScript, Python,
Monitoring Redis Streams Consumer Group Lag with a Raspberry Pi Pico W
When working with streaming data or any sort of system where a data structure acts as a buffer or queue betwen producers and consumers, we often want to know how far behind the consum...
In IoT, Coding, Raspberry Pi, Redis, JavaScript, Python,
Hotel Room Service with Node RED and Redis on the Raspberry Pi
Node-RED is a low code graphical programming environment, often used to describe event driven IoT systems. In this project, I show how to build a flow that uses Redis Pub/Sub to mode...
In IoT, Coding, Raspberry Pi, Redis, JavaScript,
Wifi Setup with the Raspberry Pi Pico W
One of the problems associated with making and distributing IoT devices to consumers is dealing with having the consumer connect the device to their own wifi network when they first r...
In IoT, Coding, Raspberry Pi, Python,
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Making a Bus Stop API with Cloudflare Workers
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Building a Visual Bloom Filter with Raspberry Pi, Python and Unicorn Hat
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Building a Task Tracker with Arduino and LED Arcade Buttons
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Building a Smart Card Transit Ticketing System with Redis and Raspberry Pi
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A Look at Server Sent Events
In JavaScript, Node.js, HTML5, Front End, Coding,
