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Tutorials, demos, and code walkthroughs for a wide variety of real-time web, mobile, and IoT projects.

BuildJun 13, 2019

Publish/Subscribe for IoT with MQTT and PubNub Arduino SDK

An overview for using the PubNub Arduino SDK and PubNub MQTT Gateway to pub/sub data with two common WiFi modules included on Arduino-compatible development boards.

Chandler Mayo
Chandler Mayo
Solution Engineer, PubNub
BuildMay 22, 2019

Serverless MQTT Guide: Getting Started with IoT

The MQTT standard was originally invented by IBM to efficiently transfer data between embedded systems. In 2010, IBM released a royalty-free version of the MQTT standard.

Chandler Mayo
Chandler Mayo
Solution Engineer, PubNub
BuildMay 15, 2019

GDPR Enablement In Your PubNub Applications

This article expands on the major areas for enabling GDPR-compliance for your PubNub-powered applications. In addition to our own compliance, these are important considerations for complying with GDPR requirements for your app.

Michael Carroll
Michael Carroll
BuildApr 18, 2019

Build a Real-time Collaborative Spreadsheets App

A tutorial on building an app allowing multiple users to edit a single spreadsheet with data synchronization and real-time updates.

Michael Carroll
Michael Carroll
BuildApr 13, 2019

Analyze Feedback: IBM Watson Natural Language Classifier

How to build an app that analyzes and gauges customer feedback in real time using IBM Watson Natural Language Classifier and PubNub.

Michael Carroll
Michael Carroll
BuildApr 13, 2019

Enable Text-to-Speech in AngularJS Web Apps with IBM Watson

We’re witnessing the meteoric rise in natural language processing as the mainstream embraces the technology in tandem with the widespread adoption of artificial intelligence. From the Google Speech API, to Siri, Alexa, and IBM Watson, we’re growing increasingly reliant on using NLP without...
Michael Carroll
Michael Carroll
BuildApr 12, 2019

Build a PubNub-Driven Smart Contract App with Ethereum

Blockchain provides a secure way of accessing and transacting assets. However, the biggest benefit comes from its ability to execute smart contracts.

Shyam Purkayastha
Shyam Purkayastha
CTO & Co-Founder, IoTracX
BuildApr 3, 2019

Building a Serverless Hacker News Clone App

Build your own simple version of Hacker News, entirely serverless via Functions, allowing users to submit links and update the feed in real time.

Adam Bavosa
Adam Bavosa
Developer Relations Manager, PubNub
BuildMar 15, 2019

Functions: Use Stripe to Accept In-App Payments

Seamlessly add in-app payment functionality with Stripe Charge and Functions.

Chandler Mayo
Chandler Mayo
Solution Engineer, PubNub