November 2013
Intermediate to advanced
148 pages
3h 12m
English
Content preview from Node.js the Right WayBecome 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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Storing Express Sessions in Redis
Whenever you have a user-facing web application, you’ll almost always use sessions. A session is data that’s attached to a particular user. As the user browses pages on the site or uses the web application, the server keeps track of the user through a session cookie. On each request, the server reads the cookie, retrieves the session data, then uses it when generating a response.
Exactly where you store this session data is up to you. By default, Express will keep the data in memory, but this doesn’t readily scale. Once you have more than one Node.js process, the session data should really be stored to be in a shared place. That way, no matter which process services a user’s request, it will have the correct ...
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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.