January 2019
Intermediate to advanced
460 pages
10h 33m
English
Content preview from Hands-On Full-Stack Web Development with GraphQL and React
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Apollo HoC query
A higher-order component is a function that takes a component as input and returns a new component. This method is used in many cases wherein we have multiple components all relying on the same functionalities, such as querying for data. In these cases, you extract the logic to query for data in a separate function, which extends the original components and enables them to fetch their data. The necessary properties are passed to the component by a higher-order function.
If you are not familiar with higher-order components, you should read up on them. The official React documentation provides you with the essential information at https://reactjs.org/docs/higher-order-components.html.
To see a real example of this, we use 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.