March 2017
Beginner to intermediate
500 pages
9h 41m
English
Content preview from React and React NativeBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Measuring progress
The downside of merely indicating that progress is being made is that there's no end in sight for the user. This leads to a feeling of unease, like when waiting for food in a microwave with no timer. When we know how much progress has been made, and how much is left to go, we feel better. This is why it's always better to use a deterministic progress bar whenever possible.
Unlike the ActivityIndicator component, there's no platform agnostic component in React Native for progress bars. So, we'll have to make one ourselves. We'll create a component that uses <ProgressViewIOS> on iOS and <ProgressBarAndroid> on Android.
Let's handle the cross-platform issues first. Remember, React Native knows to import the correct module based on ...
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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.