Padraig Byrne

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How to build something "useful" with a Raspberry Pi

In honor of Pi Day, Chaim Gartenberg and I cooked up a tiny little Raspberry Pi project for yesterday’s episode of <i>Circuit Breaker Live</i>.<p>We started with a simple concept: a button that says “Why?” when you press it, in honor of our favorite podcast. So we knew we’d need a button, some sound files, a …

Raspberry Pi

Create your own AI-powered voice assistant with Matrix Voice

The Matrix Voice development board is a Raspberry Pi add-on you can use to build your own voice assistant. I got my hands on a review unit to see if someone who is “code illiterate” could make something out of it.<p>Some people have an affinity for programming and development. I’m not one of them. …

Mozilla Raspberry Pi Internet Of Things Gateway For Home Automation

Today Mozilla has released a major upgrade to its Things Gateway, which was created to provide an open source Intent of Things home automation …

Testing Microservices, the sane way

<i>EDIT 3/29/18 — I wrote a follow up post to this, focusing</i> <i>solely on testing in production</i><i>, the safe way.</i><p>There’s no dearth of information or …

Software Development

ESP8266 ePaper WiFi Display Kit Runs for Months on a Charge

In my humble opinion—as I’ve mentioned elsewhere—ePaper is really an amazing display technology that has never really burst onto the mainstream. …

Microcontroller

The WiFi Repeater You Probably Have on Your Bench

Few things are as frustrating as a WiFi signal that drops in and out. On a public network it is bad enough but at home? Even if you can live with it, …

Wi-Fi

A Magic Mirror Powered by AIY Projects and the Raspberry Pi

Machine Learning imprisoned behind a sheet of glass<p><i>This the first post in a series of three posts building a simple voice controlled Magic Mirror.</i> …

Raspberry Pi

Simultaneous AP & Client on the Pi Zero W

The Raspberry Pi Zero W is a great platform for IoT projects, with a smattering of GPIO and onboard WiFi. However, security is an important …

Raspberry Pi

Build a Raspberry Pi Scanner that Tracks the Devices Connected to Your Local Network

We’re going to make use of a Raspberry Pi to build a network scanner to keep track of the hosts connecting to our local network. It’s actually pretty easy to do. And as we’re going to make use of ARP scans to do it, which are moderately stealthy unless you heavily hammer the network, it would be …

IFTTT vs. Stringify: Which is the best service to connect all your smart-home devices?

Your smart home can always be made smarter. One popular way to increase its IQ is to use a free automation service such as IFTTT or Stringify. These …

Smart Homes

Build a portable computer on a USB stick

It's a PC that you can carry anywhere.<p>Linux, the free and open-source operating system, has fewer desktop users than Windows and macOS. But it's also far more flexible. In fact, you can install many of its versions (Linux comes in several different flavors, called distributions or distros) on a USB …

Raspberry Pi

All your streaming data are belong to Kafka

Apache Kafka is on a roll. Last year it registered a 260 percent jump in developer popularity, as Redmonk’s Fintan Ryan highlights, a number that has …

Apache Kafka

Making PCBs The Toner Transfer Way

Making your own PCBs is a lot easier than I imagined. Way back in the 80's I gave it a try. It involved marker pens transfer stencils and a whole lot …

Sandpaper

How to install Raspberry Pi's Raspbian OS on a PC

Those who want to try Raspbian but don't have a Raspberry Pi can now install the OS on a typical PC, any computer with an x86 processor.<p>First, …

Raspberry Pi

OctaPi: cluster computing and cryptography

When I was a teacher, a question I was constantly asked by curious students was, “Can you teach us how to hack?” Turning this idea on its head, and …

Raspberry Pi

Raspberry Pi rival delivers a 4K Android computer for just $25

The Rock64 Media Board Computer may be a similar size to the best-selling $35 Raspberry Pi but its specs help it to stand apart.<p>The Rock64 Media …

Raspberry Pi

ESP to Wireshark

Everyone’s favorite packet sniffing tool, Wireshark, has been around for almost two decades now. It’s one of the most popular network analysis tools …

Wireshark

Softly To Sleep, My Raspberry Pi

For all their capacity, shutting down a Raspberry Pi can be a bothersome routine depending on how you have it set up — historically and abrupt cut to …

Battery Powered ESP8266 Temp/Humidity Monitor

Australian Raspberry Pi Tutorials

There’s a new and very detailed video tutorial about the Raspberry Pi available from the Australian firm Core Electronics. There are 30 videos and 5 …

Raspberry Pi

MQTT to Connect Raspberry Pi to Internet of Things

Things used in this project<p><b>Hardware components:</b><p>Raspberry Pi 3 Model B<p>×<p>1<p>Buy from ModMyPi<br>• Buy from Newark Element14<br>• Buy from SparkFun<br>• Buy from CPC<br>• Buy from …

Microsoft manages to cram artificial intelligence on the Raspberry Pi 3 PC board

The Raspberry Pi 3 is one of the most popular devices you can buy. For $35, this inexpensive all-in-one computer board can be used to power numerous …

Raspberry Pi

Why We Chose Typescript

<b>Niranjan Ramadas (u/nr4madas)</b><b></b> <i><br>Engineering Manager</i><b>Earlier this year, our CEO</b>, Steve, mentioned we are redesigning the site. Great! But <i>how?</i> Frontend …

JavaScript

Thonny on a Raspberry Pi: using the new Python IDE in Raspbian

Thonny is a new IDE (integrated development environment) bundled with the latest version of the Raspbian with PIXEL operating system. Using Thonny, …

Python Programming

Portable Raspberry Pi Zero Video Recorder Complete With Viewing Screen (video)

If you are looking for an affordable way to create your very own customisable video camera you may be interested in a new Raspberry Pi project which …

Raspberry Pi

Omega_garage

Description<p>The Omega_garage simply controls your garage door and allows you to retrieve the doors state (open, or closed). Using nodejs and …

Using Python and Arduino MKR1000 for Secure IoT

Arduino MKR1000 meets Python<p>With the last release, Zerynth officially supports <b>Arduino MKR1000</b>, a device <b>specifically designed for secure IoT …

Arduino

Teaching STEAM With Fidget Spinners

A huge focus of the maker revolution has been a focus on STEAM education, or rather an education in science, technology, engineering, art, and …

Kids

​Raspberry Pi simulator lets you start tinkering without even owning a Pi

Microsoft is building an online Raspberry Pi simulator that allows users to write code to control hardware.<p>If you want to build your own gadgets …

Raspberry Pi

An impressive collection of circuit diagrams for Arduino electronics

"Oh my god, this is beautiful!," "What IS this?; this is SO cool!" It's not often you get such reactions (especially from non-techies) for a nerdy …

Arduino