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Add activity in application Manifest in android

Add activity in application Manifest in android Basically in an android application have more than one screen. you need to take more than one activity in an android application. Sometime we do all the code and run application but we...

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How to add permission in manifest to android application

How to add permission in manifest to android application Sometime android need permission to run application. suppose if an android application need to connect remote server, the application need internet connection. In this situation the android application need Internet permission...

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How to create AVD in android

AVD is virtual devices by which a programmer can run or debug the android application. If you use eclipse to develop just click on AVD manager, show in image.   you also can find AVD manager from option “WIndow”--->”Android virtual...

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Put file to emulator sd card

Sometimes we need to access file from sd card of emulator in android. If you are using Eclipse you can move files to and from the SD Card through the DDMS in Eclipse, just go to the “Window” tab and...

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How to override back key

some time we need to override the back key of android device,suppose I have to play a audio file and when click on back button on the device then automatically the song should stop or I want to exit from...

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run project

How Run your first Android application in eclipse

First create a project in eclipse and then do your task on project ,now it’s time to check it’s result.To check result of any android project in eclipse just go to the eclipse “package explorer” and right click on your...

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first_app_create

How to Create first android app in eclipse

This tutorial only for those who just begun android.If SDK installation is completed now continue.To create a Hello-world Android Application using Eclipse IDE. Follow the option, click  “File” -> “New” -> “Project” as shown below   Now Give a Application...

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How to get Hash Key for android application

To get Hash Key copy below code in onCreate() of your Activity class. Run and check Logcat for result try {                             PackageInfo info = getPackageManager().getPackageInfo(getPackageName(), PackageManager.GET_SIGNATURES);                        ...

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Why Android Activity call multiple time?

It’s a device configurations issue.some device can change during runtime (such as screen orientation, keyboard availability, and language). When this types of   problem occurs, android restarts the running activity and call onCreate() several times.to handale this type problem just go...

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