Buttons and LEDs with MicroPython for the Raspberry Pi Pico

Raspberry Pi recently released the Pico, their first microcontoller. This is a bit of a departure from their previous single board c...

In Python, Raspberry Pi, IoT, Programming, Mar 06, 2021

Building a Visual Bloom Filter with Raspberry Pi, Python and Unicorn Hat

Bloom filters are a probabilistic data structure that I’ve wanted to learn more about for a while. When I started reading up on them...

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Buttons and LEDs with MicroPython for the Raspberry Pi Pico

Raspberry Pi recently released the Pico, their first microcontoller. This is a bit of a departure from their previous single board computers that cost a bit more, and run a full oper...

In Python, Raspberry Pi, IoT, Programming, Mar 06, 2021

Dead or Alive - an Alexa Skill using Redis

I often find that I build an Alexa skill whenever I want to play around with an API. The voice interface is easy to get started with and I can create something without worrying about ...

In Node.js, JavaScript, Redis, Alexa, Programming, Feb 07, 2021

Building the Lego Audi Quattro S1 Set

I received Lego’s kit of the 1985 Audi Sport Quattro S1 for my birthday recently, and decided to have a bit of fun building it by recording the process using my iPhone, then making a ...

In Lego, Hobbies, Nov 21, 2020

Releasing a Dead or Alive Wikipedia Package on npm

A long time ago, I used to be a regular listener to Simon Mayo’s Radio 1 show. He ran a “Dead or Alive” segment where a listener would call in, and he’d challenge them to tell him wh...

In Node.js, JavaScript, Nov 15, 2020

Using the Raspberry Pi 4 as a Desktop Computer

Launched in 2019, the Raspberry Pi 4 was a significant upgrade over previous models. With USB 3, gigabit ethernet, a faster processor, dual 4K HDMI display support and options for 2,...

In Raspberry Pi, Nov 07, 2020

Building a Visual Bloom Filter with Raspberry Pi, Python and Unicorn Hat

Bloom filters are a probabilistic data structure that I’ve wanted to learn more about for a while. When I started reading up on them, I found a lot of the material to be quite dry an...

In Python, Raspberry Pi, IoT, Programming, Sep 19, 2020

Visiting the Salton Sea

I got in the car, and did a 375 mile round trip to the Salton Sea and back! To break the monotony of being in the same place since March, I decided to take a day trip East to the Sal...

In Travel, Aug 08, 2020

Making a Zoom Panic Switch with the Adafruit Trinket M0

Recently we’ve all been spending a lot more of our time on video conference calls from home. I’m sure that, like me, you find yourself needing to mute your microphone and turn off th...

In Arduino, C, IoT, Programming, Jul 26, 2020

Building a Redis Prize Draw Application with Flask or Express

I decided to build a small application that would demonstrate some features of Redis in a fun and engaging way. I quickly hit upon the idea of a prize draw web application that would...

In Python, Redis, Node.js, JavaScript, Jun 28, 2020

Arduino Coding: Traffic Lights

I’ve written several articles before using Low Voltage Labs Traffic Light LEDs for Raspberry Pi, but never tried this with Arduino before. A little while back I noticed that they als...

In Arduino, IoT, Programming, C, Jun 13, 2020