Client-server synchronization pattern / algorithm?

I have a feeling that there must be client-server synchronization patterns out there. But i totally failed to google up one. Situation is quite simple – server is the central node, that multiple clients connect to and manipulate same data. Data can be split in atoms, in case of conflict, whatever is on server, has … Read more

How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]

This question already has answers here: Does the port change when a server accepts a TCP connection? (3 answers) Closed 3 years ago. I understand the basics of how ports work. However, what I don’t get is how multiple clients can simultaneously connect to say port 80. I know each client has a unique (for … Read more

Sending POST data in Android

Note (Oct 2020): AsyncTask used in the following answer has been deprecated in Android API level 30. Please refer to Official documentation or this blog post for a more updated example Updated (June 2017) which works on Android 6.0+. Thanks to @Rohit Suthar, @Tamis Bolvari and @sudhiskr for the comments. public class CallAPI extends AsyncTask<String, … Read more