August 2016
Intermediate to advanced
412 pages
9h 3m
English
Content preview from Android High Performance ProgrammingBecome 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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Dealing with BroadcastReceivers on demand
A side effect of using BroadcastReceivers is that each time one of the events is actually happening, the device will wake up. This means that a small amount of energy is not to be despised if we consider the long term.
We can use an auxiliary technique here to make our application more efficient: activating or deactivating BroadcastReceivers on demand, based on the current status of the cell phone. That means: if, for example, the Internet connectivity has been lost, we might only want to wait until the Internet connection is active and dismiss the other BroadcastReceivers, since they will not be useful anymore.
The following code snippet shows how to activate or deactivate components that have been defined ...
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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.