RealTimeWeekly | RealTimeWeekly #124
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RealTimeWeekly #124


11 Apr RealTimeWeekly #124

Real Time Weekly: April 11th 2016

Lots of WebSockets topics in today’s issue, covering ActionCable, Arduinos, PubNub, and the ongoing WebRTC in Apple debate. Are you in London this week at the WebRTC Global Summit? Send us links to your blog post summaries and technical posts, and we’ll include them next week!

As always, if you have tips, event announcements, or suggestions, please contact me directly at

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This week’s Real-Time news

Rails ActionCable — The good and bad parts

Matthew O’Riordan,
Mar 30 2016
Technical overview of ActionCable in Rails, which allows for WebSocket messaging more built-in to realtime Rails apps. Matthew covers when ActionCable is a good choice, and details performance and reliability challenges you may run into, and as a result when you should look for something more robust.

How To Build Custom Android App for your Arduino Project using MIT App Inventor

Dejan Nedelkovski,
Mar 30 2016
Video tutorial showing two simple examples: controlling an LED light and a motor. The tutorial uses MIT’s App Inventor visual design tool and an Arduino.

Visualizing Real-Time Arduino Sensor Data With Johnny-Five and PubNub EON.js

Tomomi Imura,
Apr 4 2016
Uses a temperature sensor with the Arduino to showcase streaming real time data, a nice complete tutorial.

No matter how you slice it, Apple and WebRTC need each other

Itay Rosenfeld, TechCrunch
Apr 5 2016
Nothing really new here if you’ve been following the rumors if Apple will ever support WebRTC, but nonetheless it’s nice to see the issue getting attention in a broader publication like TechCrunch.  If you’re new to WebRTC, this article from the Voxbone CEO provides a good explanation of the high level challenges to implementing WebRTC on iOS devices.

A Brief Introduction to WebSockets and (Video)
Saleh Hamadeh, gt:webdev
Mar 29 2016
Saleh introduces real-time web apps using and WebSockets in this presentation video, with code samples and demo’s included.

RethinkDB 2.3 Release: permissions, encryption, Windows support

Apr 6 2016
The open source database for the real-time web has put out a new version, check out this post for the details.

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