Building your own Twitch Plays Pokemon with JavaScript, Twilio IP Messaging and Socket.io

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In early 2014, a phenomenon called Twitch Plays Pokemon took over the Internet. It was a social experiment on Twitch.tv which allowed viewers to play Pokemon Red Version together using Twitch’s chat and it was awesome. We were all on the edge of our seat for several weeks as over 120,000 people around the world played together simultaneously to guide Red on his Pokemon quest. There is even still an… Read More

Getting started with Socket.io: Adding Real Time Events to your Node.js Express App

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In a previous post, I explained how to monitor phone calls sent with the Twilio API in real time using call progress events. These allow you to set up a webhook url to receive a request whenever the status of your phone calls change. The real time updates of call progress events provide us with a great opportunity to play around with websockets. In this post I am… Read More

Set Phasers to STUN/TURN: Getting Started with WebRTC using Node.js, Socket.io and Twilio’s NAT Traversal Service

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It’s been an exciting few weeks of launches for Twilio. My favourite was the launch of our Network Traversal Service. Whilst that may sound a bit dry it’s an important service for WebRTC applications as it removes the overhead of deploying your own network of STUN and TURN servers. I’ve been dying to find an excuse to get playing with WebRTC and this was a great… Read More

How to Build a Real Time MMS Photostream with Twilio and Socket.IO

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Since our launch a few weeks ago of Twilio MMS, your friendly neighborhood devangel crew has been busy having a barrel of monkeys building sick hacks on this new medium.  From a tasty mustacher to an on demand GIF generator to a Instagram-for-every-phone, thousands of people have created hilarious photos using Twilio MMS. Sharing these on a big screen for a room full of folks to… Read More

Phonestagram – Fun with Photo Filters Using Node, Hapi and CamanJS

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For reasons that I have never been able to put my finger on, I have resisted signing up for Instagram. This was true before they were acquired by Facebook and is still true today. This is somewhat odd, because I generally consider myself an early adopter and haven’t hesitated to sign-up for new services in the past. I decided that perhaps I had misjudged Instagram, so… Read More

Part Three: Verify Phone Numbers With Node.js Using Twilio SMS, Express and Socket.io

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Every problem you solve as a web application developer requires a very particular set of tools. Tools that have been acquired over a very long career. Node.js is one of the latest frameworks to become a popular addition to the modern web stack. It allows you to easily build lightweight, event-driven applications that can handle a large amount of concurrent I/O. We have already helped you… Read More

Pair Programming in the Browser with Twilio

The tools for creating real-time applications in the browser are getting better all the time. Running node.js on the server, in conjunction with libraries like socket.io, makes it ridiculously simple to facilitate server push and event-driven communication between clients. Combine this with Twilio Client for voice communication in the browser and you have an incredibly powerful platform for facilitating communication between users of your application. In… Read More

Building a Real-time SMS Voting App Part 2: Socket.io and Highcharts.js

This is the second in a multi-part series of blog posts on building a real-time SMS voting application using Node.js. In part one, we created the Node.js application, set-up the CouchDB database and captured incoming votes over SMS with Twilio. In this blog post, we will create a chart that displays the status of the voting and update that chart in real-time using Socket.io. Now that… Read More