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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Add a Proctor to Run Timed Quizzes
To be useful in a classroom setting, Mastery should be able to schedule quizzes. Step by step, here’s the flow for the major actors working with Mastery:
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A teacher schedules a quiz.
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At the quiz’s scheduled starting time, the proctor makes that quiz available in the quiz manager.
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A student takes a quiz.
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At the scheduled end time, the proctor automatically stops all student processes for that quiz and removes the quiz from the manager.
This is exactly the kind of machinery that defines the worker layer. It’s not lifecycle code because it lives outside of the configured lifecycle policies in our GenServers. It goes beyond simple boundary code because it will stop GenServer processes. This is the domain of the ...
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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.