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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 without resorting to polling. Unlike WebSockets, Server ...

In JavaScript, Node.js, HTML5, Front End, Jan 24, 2018

Playing with Raspberry Pi: Door Sensor Fun

I recently noticed that Adafruit sells low cost ($3.95) wired door sensors that basically act as a switch — if the magnet from one part of the sensor is placed in close proximity to t...

In Raspberry Pi, Technology, IoT, Python, Jul 08, 2017

Playing with Raspberry Pi: Traffic Lights with a Finite State Machine

This is the third of our articles in a series where we’re playing with the Low Voltage Labs LED Traffic Lights using Python on the Raspberry Pi. In the first article, we set up a basi...

In Raspberry Pi, Technology, IoT, Python, Jun 04, 2017

Playing with Raspberry Pi and Python: Traffic lights, Part 2

In a previous post in this series, we looked at writing Python code to control a set of Low Voltage Labs Traffic Light LEDs for the Raspberry Pi. If you haven’t read that article yet,...

In Raspberry Pi, Technology, IoT, Python, May 16, 2017

Playing with Raspberry Pi and Python: Traffic lights

I’ve recently been doing some simple Python programming with the Raspberry Pi and a set of traffic light LEDs that connect to it. In this post I’ll look at setting up a Pi to drive th...

In Raspberry Pi, Technology, IoT, Python, May 03, 2017

Promoting New Blog Entries with AWS Lambda and Slack

At my former employer Modus Create, we were avid users of Slack as a team collaboration tool and had been working on ways to use it more as we go about our daily business. We also mai...

In AWS, Serverless, Slack, JavaScript, DevOps, Mar 24, 2017

Writing a Cordova Plugin in Swift 3 for iOS

Since the App Store first opened in 2008, developers wishing to build iOS apps have been required to learn Objective-C. This includes those choosing the hybrid model with Apache Cordo...

In JavaScript, Cordova, iOS, Swift, Jan 06, 2017

Placing Markers Inside Google Maps

While working with Google Maps recently, our team needed to be able to drop map markers inside various different types of shapes drawn on the map. This is simple for circles and recta...

In Google Maps, JavaScript, Front End, Coding, Nov 18, 2016

Creating an Interactive Voice Experience with Amazon Alexa

Introduced in 2015, Amazon Echo is a wireless speaker and microphone device that allows users to interact with online services by voice. Alexa is the name of the speech service that p...

In AWS, Serverless, IoT, Alexa, Python, Aug 13, 2016

Biting into TACO, Microsoft's Enhanced Cordova CLI

Tools to streamline developer workflow when building Apache Cordova hybrid apps have been improving steadily since the introduction of the Cordova Command Line Interface (CLI) a few y...

In JavaScript, Microsoft, Cordova, May 27, 2016