October 2019
Intermediate to advanced
358 pages
8h 22m
English
Content preview from Programming Phoenix 1.4
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Integrating OTP Services with Channels
Now that we have a complete information system, let’s integrate it with our web frontend. Our goal is to call into our information system any time a user adds an annotation to a video, to see if we have relevant results to add to that user’s conversation.
First let’s make sure rumbl_web depends on info_sys. Open up apps/rumbl_web/mix.exs and add this entry under deps:
| | {:info_sys, in_umbrella: true}, |
Note how we were able to build and test info_sys in complete isolation and now we can introduce it as a dependency to any of the sibling applications that need it. If an application doesn’t need info_sys, then it doesn’t have to depend on it either.
Next let’s integrate InfoSys with the VideoChannel. Whenever ...
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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.
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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.