How WhatsApp works technically?

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Tags

1. #implementation
2. #facilitates
3. #whatsapp
4. #requiring
5. #quickly
6. #message
7. #transfer
8. #ejabberd
9. #which
10. #without
11. #restarts
12. #technically
13. #working
14. #changes
15. #server
16. #users
17. #instant
18. #between
19. #messaging
20. #basis
21. #helps