Ext JS 4 - The Most Advanced JavaScript Framework for Web Apps from all java Watch Video
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Description: Ext JS 4 represents a major upgrade of the flagship Sencha JavaScript framework, which is used by more than one million developers to create amazing cross-browser app experiences that execute with precision and performance. Highlights of the release include major enhancements to the drawing and charting capabilities of Ext JS, comprehensive cross-browser support, and an improved data package — all based on a modern architecture.