Archive for the ‘patrickc’ Category

How to Build Your Own Progressive Image Loader

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You may have encountered progressive images on Facebook and Medium. A blurred low-resolution image is replaced with a full-resolution version when the element is scrolled into view: The preview image is tiny - perhaps a 20px width highly-compressed J...

Front-end Tools: My Favorite Finds of 2016

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Another year has passed and, as we all expected, the Web Platform is continuing to explode with innovation, irritation, fatigue, and a huge influx of new tools and technologies that promise to make our lives as developers easier. As usual, we’ve seen...

Native JavaScript Development after Internet Explorer

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Welcome everyone to the third and last part of this series, dedicated to the retirement of oldIE and the changes this event has in the field of front-end development. So far we covered the obsolete techniques that can be safely discarded and the HTML5...

Forecasting the Weather with Your Raspberry Pi and Bluemix

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IBM Bluemix and Raspberry Pi are a perfect combination when it comes to building a device with incredible potential. In this series, we’ve been exploring that potential and slowly building up what our Raspberry Pi can do. In the first article, we...

Getting Started with the Raspberry Pi GPIO Pins in Node.js

The Internet of Things is all the rage right now. There are so many ideas we can put into action in the realm of physical computing, it is easy to be drawn into the idea of programming the world we live in! Once you have a Raspberry Pi and a breadboard...

Securing Your IoT Devices and Services with JSON Web Tokens

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IoT security is a hot-button issue in today's world: there are more internet-connected devices than there are people, and the amount of data being shared has exploded over the past few years. However, keeping that data safe is becoming a problem just a...

Tracking GPS data with the Tessel 2

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The Tessel 2 is a JavaScript-focused microcontroller that has a range of pre-built modules you can attach to extend its functionality. In this article, we will explore what we can do when attaching a GPS module to a Tessel 2. If you are new to working ...

Teaching Your Raspberry Pi to Speak with IBM Watson

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[caption id="attachment_131105" align="aligncenter" width="1024"] Artwork by SitePoint/PatCat, Logo rights: IBM and Raspberry Pi Foundation[/caption] It turns out there's a lot you can do with a Raspberry Pi and IBM Bluemix. In the first article in thi...

Connecting a Raspberry Pi to IBM Watson, Bluemix and Node-RED

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IBM recently helped spark the Internet of Things enthusiasm into a bunch of developers by sending out Raspberry Pi 3 computers to developers who signed up for their Bluemix platform trial. I had been eager to give Bluemix and IBM Watson a try and figur...

Tessel 2: Pairing JavaScript and the Internet of Things with Ease

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The Tessel 2 is a microcontroller which allows you to build connected devices that run JavaScript and Node.js. It runs Linux at its core with Node.js running on top of that — providing access to plenty of npm modules and all of their potential. Over ...