Oracle Poland held a Developer Day in Warsaw on November 28. The event was a great success with 100+ attendees thanks to great speakers like Simon Ritter and David Delabassee. David led a lab on JAX-RS, HTML 5 Server-Sent Events and WebSocket using GlassFish (this is the same hands-on lab presented at JavaOne). The lab went extremely well with a full-house, enthusiastic crowd.
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