December 2019
Intermediate to advanced
474 pages
10h 3m
English
Content preview from React Projects
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Using the context API for state management
State management is very important, as the current state of the application holds data that is valuable to the user. In previous chapters, you've already used local state management by setting an initial state in constructor and updating this with the this.setState method. This pattern is very useful when the data in the state is only of importance to the component you're setting the state in. As passing down the state as props through several components can become confusing, you'd need a way to access props throughout your application even when you're not specifically passing them as props. For this, you can use the context API from React, which is also used by packages you've already used in previous ...
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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.