October 2014
Intermediate to advanced
280 pages
7h 20m
English
Content preview from Programming Elixir
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Turning Our Sequence Program into an OTP Application
So, here’s the good news. The application in the previous chapter is already a full-blown OTP application. When mix created the initial project tree, it added a supervisor (which we then modified) and enough information to our mix.exs file to get the application started. In particular, it filled in the application function:
| | def application do |
| | [mod: { Sequence, [] }] |
| | end |
This says that the top-level module of our application is called Sequence. OTP assumes this module will implement a start function, and it will pass that function an empty list as a parameter.
In our previous version of the start function, we ignored the arguments and instead hard-wired the call to start_link to pass ...
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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.