July 2017
Intermediate to advanced
456 pages
11h 32m
English
Content preview from Mastering Drupal 8
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parent
Defines the parent to the service, which is almost always paired with abstract services. This is implemented in the service as either normal inheritance or as a trait. For instance:
entity.manager: class: Drupal\Core\Entity\EntityManager parent: container.trait
defines the Drupal\Core\Entity\EntityManager class, which uses the Symfony\Component\DependencyInjection\ContainerAwareTrait.
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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.