You know how nowadays everyone loves to tweet at conferences or presentations in middle of the talk? Sometimes you as a presenter might want to return the favor and tweet something in response. If you know upfront that what you are going to present will provoke a response from audience, you can now actually put the tweets in your presenter notes and have Keynote or PowerPoint to tweet on the...
The www.abelski.com web site offers free (for personal and academic usage) courses about various topics in software development. The site focuses on Java technologies.
Here is another demo/example that shows using Google Translate API for translating the text messages between two SIP clients.
Continuing on the features of SailFin CAFE, this edition covers how to write a simple IM server.