December 2019
Intermediate to advanced
248 pages
5h 34m
English
Content preview from Designing Elixir Systems With OTPBecome 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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Manage Your Lifecycles with Supervisors
This chapter covered a lot of ground. First, we formed a strategy to incorporate lifecycle management into our application. We planned a single QuizManager and one QuizSession per user. We decided to use a registry to name the processes so that workers could find them as needed.
Next, we built in the requisite start links into our QuizManager and automated the start and supervision in application.ex. We tried it in IEx to verify that it automatically started.
We then built the machinery for dynamic supervision into our QuizSession, including the child spec, the start link and the take_quiz function to invoke the supervisor to create the process. We used the observer to look at our processes in action and ...
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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.