PubNub utilizes a Publish/Subscribe model for real-time data streaming and device signaling which allows for establishing and maintaining a persistent socket connection to any device and push data to global audiences. PubNub also supports several other Ruby SDK's including: Demo Console, Translator, PubNub LiveStream, Sinatra Demo, and Sub & Pub.
Six APIs have been added to the directory in categories such as Banking, Content Management, and Advertising. Included today is the Plone CMS API, which allows programmatic access to the open source content management system. Here, we summarize the new additions and how they can assist developers.
It's been a quick transition from app provider to API provider for photo-sharing Instagram and its Instagram API. Today the company launched a new Instagram Real-time API, which provides access to the site's content via webhooks as photos are added that match pre-determined criteria.