Using a Break Beam Sensor with Python and Raspberry Pi

Let’s take a look at how to use a break beam sensor in a Python script on a Raspberry Pi! I’ve had a few of these kicking around for...

In Raspberry Pi, Python, IoT, Feb 23, 2020

A Look at Server Sent Events

Server Sent Events are a standard allowing browser clients to receive a stream of updates from a server over a HTTP connection withou...

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Using a Break Beam Sensor with Python and Raspberry Pi

Let’s take a look at how to use a break beam sensor in a Python script on a Raspberry Pi! I’ve had a few of these kicking around for a while now, and finally got around to unboxing o...

In Raspberry Pi, Python, IoT, Feb 23, 2020

Controlling Real World Objects with Raspberry Pi and Node.js

Here in San Diego, we have a monthly meetup called Fundamental JS. This is part of the wider San Diego JS family of meetups and is a favorite of mine because it focusses on core Java...

In Raspberry Pi, Node.js, IoT, Feb 16, 2020

Exploring JavaScript Generators with Redis Sets

Back in October 2019, I attended the San Diego JS “Fundamental JS” meetup where one of the talks was about generator functions. After the talk I decided to see if I could use a gener...

In JavaScript, Node.js, Redis, Jan 21, 2020

Writing Google Cloud Functions in Go

Let’s try building and deploying a Google Cloud Function using Go! Google Cloud recently added the Go language to its list of runtimes for the Cloud Functions serverless compute plat...

In Cloud, GCP, Go, Serverless, Jan 26, 2019

Testing Zesty.io's Templating Engine using... Zesty.io!

Parsley is a major component of the Zesty.io Content Management platform. It is a server side templating engine which can be used to inject dynamic content into web pages or many othe...

In Node.js, JavaScript, CMS, Testing, Jan 05, 2019

Building a Task Tracker with Arduino and LED Arcade Buttons

Sorta like Simone’s, but smaller! One of my favorite Youtube channels is Simone Giertz’s — she documents her attempts to build robotic helpers to assist with everyday tasks. Part of t...

In Arduino, IoT, Programming, C, Dec 31, 2018

Building a Smart Card Transit Ticketing System with Redis and Raspberry Pi

Recently I was looking for an excuse to try out the hosted Redis database service from Redis Labs. I co-incidentally found out that Monk Makes produce a smart card kit for the Raspber...

In Python, Redis, IoT, Raspberry Pi, Node.js, Dec 15, 2018

Controlling Raspberry Pi GPIO Pins from Bash Scripts: Traffic Lights

I’ve previously produced guides describing how to use the Low Voltage Labs traffic lights with Raspberry Pi single board computers for Python (read Python article), Node.js (read Node...

In Raspberry Pi, Technology, IoT, Linux, Oct 13, 2018

Playing with Raspberry Pi: GPIO Pins and Traffic Lights in Java

Having written guides describing how to use the Low Voltage Labs traffic lights with the Raspberry Pi for Python (read Python article), Node.js (read Node.js article), C (read C artic...

In Raspberry Pi, Technology, IoT, Java, Oct 01, 2018

GPIO Access in C with Raspberry Pi: Traffic Lights

Having written guides describing how to use the Low Voltage Labs traffic lights with the Raspberry Pi for Python (read Python article), Node.js (read Node.js article), Java (read Java...

In Raspberry Pi, Technology, C, Sep 06, 2018