June 2015
Intermediate to advanced
320 pages
7h 18m
English
Content preview from Learning Python NetworkingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Designing a chat server
We've got a working echo server and it can handle multiple clients simultaneously, so we're pretty close to having a functional chat client. However, our server needs to broadcast the messages it receives to all the connected clients. Sounds simple, but there are two problems that we need to overcome to make this happen.
First, our protocol needs an overhaul. If we think about what needs to happen from a client's point of view, then we can no longer rely on the simple work flow:
client connect > client send > server send > client disconnect.
Clients can now potentially receive messages at any time, and not just when they send a message to the server themselves.
Second, we need to modify our server to send messages to all of ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.