How to develop energy and network efficient apps [tutorial]

App developers, do you want to enhance your user experience, and reduce the power consumption & improve the network efficiency of your app? Håkan Jonsson from our Technology department has picked out some areas that he thinks are most important for increasing efficiency of power and network usage. You will find useful and hands-on tips, as well as some brand new code examples that will help you improve your app. Head over to our tips & tutorials section to read more!

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How to develop energy and network efficient apps [tutorial]

How to develop energy and network efficient apps

App developers, do you want to enhance the user experience, and reduce the power consumption & improve the network efficiency of your app?  We are happy to share our knowledge in the area, and one way to do this is by continuously contributing to initiatives like the guide called Smarter Apps for Smarter Phones. Published by the GSM Association (GSMA) earlier this year, this is the perfect guide for app developers interested in increasing the efficiency of their apps while enhancing the user experience.

In this tutorial, Håkan Jonsson from our Technology office has picked out some of the areas from the guide that he thinks are most important for increasing power efficiency and network usage in mobile devices. You will find useful and hands-on tips, as well as some brand new code examples that will help you improve your app. Read more after the jump!

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How to develop energy and network efficient apps

Get your apps to work with the Xperia™ go pressure sensor

We just announced the Sony Xperia™ go, which comes with equipped with a pressure sensor, which enables you as a developer to create barometric, altitude or speed-related apps by accessing it through the Android sensor API. In this article, we’re highlighting information on how you can develop apps that work with the pressure sensor in Xperia™ go, as well as Xperia™ active as the sensor is accessed through the same API.

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Get your apps to work with the Xperia™ go pressure sensor

Updated: How to use the hidden HDMI API

***Update: This Sony specific API will be deprecated. Please use the hidden Android intent “android.intent.action.HDMI_PLUGGED” instead. This is supported on smartphones running Ice Cream Sandwich and Jellybean. Stay tuned to Developer World for more information going forward.*** 

Are you working on an Android™ app that you’d like users to experience on an external device like a TV or monitor? If your Xperia™ smartphone (or other Android™ device) has an HDMI port, then your app should detect when it’s plugged into a powered high-definition screen to ensure the display is rendered properly on the larger screen. This quick tutorial includes some code that shows you how. Read more after the jump.

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Updated: How to use the hidden HDMI API

Get your apps to work with the Xperia™ go pressure sensor [tutorial]

We just announced the Sony Xperia™ go, which comes with equipped with a pressure sensor, which enables you as a developer to create barometric, altitude or speed-related apps by accessing it through the Android sensor API. In this article, we’re highlighting information on how you can develop apps that work with the pressure sensor in Xperia™ go, as well as Xperia™ active as the sensor is accessed through the same API.

Read on to get a code example and instructions on how to create a simple app that can read data from the pressure sensor.

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Get your apps to work with the Xperia™ go pressure sensor [tutorial]

UPDATED: How to use the hidden HDMI API [tutorial]

***Update: This Sony specific API will be deprecated. Please use the hidden Android intent “android.intent.action.HDMI_PLUGGED” instead. This is supported on smartphones running Ice Cream Sandwich and Jellybean. Stay tuned to Developer World for more information going forward.*** 

Are you working on an Android™ app that you’d like users to experience on an external device like a TV or monitor? If your Xperia™ smartphone (or other Android™ device) has an HDMI port, then your app should detect when it’s plugged into a powered high-definition screen to ensure the display is rendered properly on the larger screen. This quick tutorial includes some code that shows you how. Read more after the jump.

Read more

UPDATED: How to use the hidden HDMI API [tutorial]

Tips for reducing APK file size

Are you having problems getting under the current 50 MB upload limit imposed by Android Market™? Don’t let it be a roadblock in preparing your Android™ app for market. Instead, use these excellent tips for reducing the file size of your APK. David Karlsson, a software architect at Sony Ericsson, will get you all the details. Read more after the jump.

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Tips for reducing APK file size

Tips for reducing APK file size

Are you having problems getting under the current 50 MB upload limit imposed by Google Play? Don’t let it be a roadblock in preparing your Android™ app for market. Instead, use these excellent tips for reducing the file size of your APK. David Karlsson, a software architect at Sony Mobile, will get you all the details. Read more after the jump.

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Tips for reducing APK file size

New barometric sensor app and code example available for Xperia™ active

We recently showed you how to get your apps to work with the Xperia™ active pressure sensor. And to help with your development, we’ve also created a simple app and a new code example that shows you exactly how a pressure sensitive app works. Read on to learn more about our new barometric sensor app, download the apk file and view the new code example.

Read more

New barometric sensor app and code example available for Xperia™ active

New barometric sensor app and code example available for Xperia™ active

We recently showed you how to get your apps to work with the Xperia™ active pressure sensor. And to help with your development, we’ve also created a simple app and a new code example that shows you exactly how a pressure sensitive app works. Read on to learn more about our new barometric sensor app, download the apk file and view the new code example.

Read more

New barometric sensor app and code example available for Xperia™ active
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