Blog
Learn about new PubNub releases, industry trends, and app development tips.
Tutorial: Real-time iOS Heart Rate Monitor and Dashboard
How to build an iOS heart rate monitor that streams heart rate data in real time to a real-time dashboard from the iOS smartphone app.
Michael Carroll
Creating a Distributed Music Visualizer for Mobile Phones
How to create a music visualizer that processes an Mp3 music file and streams the data in real time to trigger multiple smart phone flashes to the music.
Michael Carroll
Spline Chart for IoT Sensor Data with Johnny-Five
How to collect and stream IoT sensor data in real time to a real-time spline chart on an HTML dashboard with Johnny-Five, Arduino, and PubNub.
Anmol Agrawal
Hardware-to-Hardware Communication with Johnny-Five
Using the Johnny-Five framework to create hardware-to-hardware communication between a button and LED. When a user presses the button, the LED is triggered in real time.
Anmol Agrawal
Storing and Retrieving IoT Sensor Data in Real time
How to collect, store, and retrieve IoT sensor data in real time, updating and syncing data across the application when it restarts.
Michael Carroll
Creating a Real-time Buddy List with Advanced Channel Groups
How to build a real-time buddy list (ie. friend’s list) for chat applications using advanced channel groups, Presence, and Stream Controller.
Michael Carroll
Streaming Accelerometer Readings to a Real-time Dashboard
How to collect acceleration readings from an accelerometer and stream the data in real time to a live-updating, real-time dashboard with Intel Galileo.
Michael Carroll
Getting Started with PubNub on IBM Bluemix
How to get started with PubNub on the IBM Bluemix cloud development platform.
Michael Carroll
Inbound Channel Pattern for Efficient 1-1 Chat Management
How to build a more efficient real-time application to decrease history API calls by using an inbound channel pattern for pub/sub messaging.