May 2022
Intermediate to advanced
688 pages
20h 12m
English
book
Android Programming: The Big Nerd Ranch Guide, 5th Edition
by Bryan Sills, Brian Gardner, Kristin Marsicano, Chris Stewart
Content preview from Android Programming: The Big Nerd Ranch Guide, 5th Edition
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Keeping the Changes Flowing
At this point, your database has been fully set up and connected to your UI. However, your current code is only suited to query the database once. Eventually, you will be able to add and update individual crimes – but at the moment, if other parts of your app tried to update the database, CrimeListFragment would be oblivious to the changes and would happily present stale data.
While you could add code to manually reconcile updates from specific parts of your app, it would be better to “observe” the database so that CrimeListFragment automatically receives all updates to the database, regardless of where they come from.
Which brings us back to coroutines, along with two new classes: Flow and StateFlow. ...
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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.