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Android High Performance Programming

You're reading from   Android High Performance Programming Build fast and efficient Android apps that run as reliably as clockwork in a multi-device world

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Product type Paperback
Published in Aug 2016
Publisher Packt
ISBN-13 9781785288951
Length 412 pages
Edition 1st Edition
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Authors (2):
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Enrique López Mañas Enrique López Mañas
Author Profile Icon Enrique López Mañas
Enrique López Mañas
Diego Grancini Diego Grancini
Author Profile Icon Diego Grancini
Diego Grancini
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Toc

Table of Contents (12) Chapters Close

Preface 1. Introduction: Why High Performance? FREE CHAPTER 2. Efficient Debugging 3. Building Layouts 4. Memory 5. Multithreading 6. Networking 7. Security 8. Optimizing Battery Consumption 9. Native Coding in Android 10. Performance Tips Index

Analysis


Before we start to find a solution to a problem, we need to perform an analysis step. In your Android device head to Settings and then click on Battery. A screen similar to the following will open:

This is a helpful analysis tool to determine which application(s) is (are) making an incorrect or excessive usage of the battery. The first section, Battery mode, contains three different modes to use with the battery:

  • Power safe: This mode understands that your device does not have a pressing need to economize on battery use. Therefore, its usage will not be reduced.

  • Balanced: An intermediate level, activated by default.

  • Performance: This level activates a scarcity mode in your device. The battery will last for less time, at the cost of energy performance.

The next section, battery usage, can help us determine what the status of the device was in the last 24 hours. Let's click on it in order to display the next screen:

This screen already contains very useful information. In it, we can...

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