September 2019
Beginner
512 pages
12h 52m
English
Content preview from Flutter for Beginners
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MediaQuery example
Our Favors app is not responsive in terms of screen size so far. It displays a vertical list of cards that fills the available space on the screen. For typical smartphones it looks good, but this is how it looks on devices with a bigger screen:
As you can see, each card fills each row, and they are a lot larger than necessary. We can change this according to the screen size and make the list display more items if there is more space than we need to display a card.
By using the MediaQuery class, we have made a calculation to change the number of cards displayed per row:
// part of hands_on_mediaquery/lib/main.dart file
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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.