Summary

In this chapter, we learned about the concepts required to understand the transfer of data between two or more machines, in which the sender is termed as a server and the receiver is termed as the client. We also learned the basics of establishing a connection between a server and a client.

We built both UDP and TCP socket programs using Python and learned how to perform tasks such as connecting to a server, sending messages, receiving messages, and so on. Finally, we combined all that we learned to create a simple chat program that would allow two users to communicate with each other. We can now build our own instant messaging service!

Now that we are at the end of the book, take some time to go over the projects that you have successfully built. We have completed some projects, ranging from the beginner level to the advanced level, and learned a lot about the intricacies of working with the Raspberry Pi and all its parallel concepts firsthand. Starting from the introduction of the...