Recommend Whatsapp Design: Chat Messaging Systems for Interview with Muktadir Khan


10:19 What if the sender (A) has now disconnected from gateway 1 and connected to another gateway, possibly because he was offline. A read check will never reach him. Because the db in the session knows that A was connected to gateway 1, but in reality it is not. This time there is some other gateway.

Related Posts
Crew Dragon successfully docked with the ISS

At 17:29, the Crew Dragon spacecraft of the private American company SpaceX successfully docked with the International Space Station, Read more

Is it too early to talk about a post-quarantine future? ..

IT News Market News IT NewsMax Wolf | 05/28/2020 On May 25-26, the International Congress of Health Organization 2020 Read more

“anti-5G radiation” appeared on sale in the UK

IT NewsSecurity NewsNatalya Solovyova | 05/31/2020 In the UK, whose residents are massively opposing the spread of the latest Read more

Xiaomi Mi Band 5 Announcement Held June 11

The Xiaomi Mall public account on the Chinese social network WeChat today announced the exact launch time of Xiaomi Read more

Leave a Comment