March 2017
Intermediate to advanced
821 pages
18h 21m
English
Content preview from JavaScript: Moving to ES2015Become 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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Chapter 5. Bidirectional Communication in Real Time
We have been using COMET techniques to implement bidirectional communication between a web browser and web server. Long polling is the most popular technique of achieving bidirectional communication between a web browser and web server because it works without compromising user experience and without any extra server configuration, and it works on all web browsers that support AJAX. Long polling can easily be implemented in any existing HTTP server. But the problem with long polling and other comet techniques is that none of them are suitable for building real-time apps because of HTTP overhead. This means that every time an HTTP request is made, a bunch of headers and cookie data is transferred ...
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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.