October 2014
Intermediate to advanced
280 pages
7h 20m
English
Content preview from Programming Elixir
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Your Turn
The Erlang function timer.sleep(time_in_ms) suspends the current process for a given time. You might want to use it to force some scenarios in the following exercises. The key with the exercises is to get used to the different reports you’ll see when you’re developing code.
- Exercise: WorkingWithMultipleProcesses-3
Use spawn_link to start a process, and have that process send a message to the parent and then exit immediately. Meanwhile, sleep for 500 ms in the parent, then receive as many messages as are waiting. Trace what you receive. Does it matter that you weren’t waiting for the notification from the child when it exited?
- Exercise: WorkingWithMultipleProcesses-4
Do the same, but have the child raise an exception. What difference do ...
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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.