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

BuildNov 28, 2016

Cloudinary Image Manipulation and Transformation On-the-Fly

Developers are increasingly utilizing visual assets in their web sites and mobile apps, which calls for robust storage, flexible image manipulation and optimized delivery. For example: Social apps: automatically resize or crop images being sent in a group chat app Business apps: change the format of...
Michael Carroll
Michael Carroll
BuildNov 18, 2016

Real-time SMS Alerts for Offline Users with RingCentral

RingCentral provides a wide variety of cloud-based phone communication APIs, so naturally we’re excited to announce that RingCentral is now a PubNub BLOCKS partner. That means you can harness RingCentral’s powerful APIs, and execute them while your real-time data is in-motion over PubNub....
Michael Carroll
Michael Carroll
BuildNov 17, 2016

Real-time Image Moderation for Chat with Sightengine

Sightengine provides a simple API to analyze, moderate, and filter an image for nudity, profile image validation, or type check. Sightengine could be integrated to monitor a discussion group or forum, and filter out user-generated photos that break code of conduct instantly. And now with the Sightengine...
Michael Carroll
Michael Carroll
BuildNov 16, 2016

AT&T IoT Starter Kit + PubNub: Integrating on AT&T Client

Building your IoT app just got as easy as assemble, connect, and prototype. Today, we’re excited to announce our partnership with the AT&T IoT Starter Kit, enabling developers to build and deploy IoT apps using AT&T’s variety of tools for connectivity, LTE hardware, and cloud storage,...
Michael Carroll
Michael Carroll
AT&T Flow Designer-Seamless IoT Dev- Deployment.jpg
BuildNov 16, 2016

AT&T Flow Designer + PubNub: Seamless IoT Dev and Deployment

AT&T Flow Designer is an intuitive visual tool that makes it easy to design, prototype, and deploy IoT solutions. With this web-based tool you can visually create and connect multiple data sources, cloud services, and embedded devices. With AT&T’s expansive broadband network and focus on IoT,...
Michael Carroll
Michael Carroll
Detect and Filter Profanity in a Real-time Chat App.jpg
BuildNov 16, 2016

Detect and Filter Profanity in a Real-time Chat App

We’d like to introduce you to one of our BLOCKS partners, Neutrino API. Neutrino provides a variety of useful web services and tools for web developers, like phone and email validate, image resizing, IP geolocation, and in this tutorial’s case – detecting and filtering profanity. We’ll...
Michael Carroll
Michael Carroll
BuildNov 15, 2016

Real-time Image Analysis & Feature Detection with Clarifai

Developers and consumers, get ready! The world of Artificial Intelligence is exploding. As the amount of compute power available to developers increases and the underlying technology of AI advances in leaps and bounds, we are seeing more and more applications of artificial intelligence in daily life....
Michael Carroll
Michael Carroll
BuildNov 9, 2016

Add Voice Commands in a Web Application

Hello, and welcome back to our series on Voice Activation in Real time web applications. In the previous articles we looked at an overview of voice technology, created a webapp with text to speech using AngularJS, then added speech recognition support. In this article, we will add Siri-like voice commands...
Michael Carroll
Michael Carroll
BuildNov 7, 2016

Overview of Dictation in Real time Web Applications

Hello, and welcome back to our series on Voice Activation in Real time web applications. In this article, we will add dictation (speech-to-text) in our real-time AngularJS web application with just 79 lines of HTML and JavaScript. Services and products such as Amazon Echo, Siri and Google Now use speech...
Michael Carroll
Michael Carroll