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getActionBar() returns null
...
thanks, I was using "android.support.v7.app.ActionBarActivity" so this did it for me.
– velval
Jan 29 '15 at 23:00
1
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Unable to create Android Virtual Device
...ges installed for this target". You need to install system images.
In the Android SDK Manager check that you have installed "ARM EABI v7a System Image" (for each Android version from 4.0 and on you have to install a system image to be able to run a virtual device)
In your case only ARM system imag...
Toggle button using two image on different state
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Do this:
<ToggleButton
android:id="@+id/toggle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@drawable/check" <!--check.xml-->
android:layout_margin="10dp"
...
Unable to execute dex: method ID not in [0, 0xffff]: 65536
...d official description.
Update 2 (10/31/2014)
Gradle plugin v0.14.0 for Android adds support for multi-dex. To enable, you just have to declare it in build.gradle:
android {
defaultConfig {
...
multiDexEnabled true
}
}
If your application supports Android prior to 5.0 (that ...
Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Android中Java和JavaScript交互interaction-between-java-and-javascript-in-androidAndroid提供了一个很强大的WebView控件用来处理Web网页，而在网页中，JavaScript又是一个很举足轻重的脚本。本文将介绍如何实现Java代码和Javascript代码的相互调用。如...
Update Eclipse with Android development tools v. 23
...-step:
Menu Help → Install New Software...
For "Work with", select the Android source https://dl-ssl.google.com/android/eclipse
Tick ADT v23.0 for installation, then click "Next"
Eclipse will show "Install Remediation Page" since there is conflict with previous version. (If it does not, see bel...
Difference between “@id/” and “@+id/” in Android
...but what about @id/ ? From the documentation of ID : when referencing an Android resource ID , you do not need the plus symbol, but must add the android package namespace, like so:
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Which Eclipse version should I use for an Android app?
I am starting to develop Android applications. Which version of Eclipse should I use?
14 Answers
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Set title background color
In my android application I want the standard/basic title bar to change color.
13 Answers
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Background ListView becomes black when scrolling
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Add an attribute on the ListView Tag
android:cacheColorHint="#00000000" // setting transparent color
For more details check this blog
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