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- Video Capture: link
- Backend: link 1 | link 2
- Libstream:link
- Firebase: link
- Firebase application - Drawing:link
- JSON: link 1 | link 2 | link 3
- Google Cloud Messaging: link 1 | link 2 | link 3 | link 4 | link 5 | link 6 | link 7
- Creating a drawing application: link
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- Video Display: link
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- BEST link to learn SQL commands: link