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Disable soft keyboard on NumberPicker
...ity(NumberPicker.FOCUS_BLOCK_DESCENDANTS);
You can also set this in XML:
android:descendantFocusability="blocksDescendants"
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Eclipse reports rendering library more recent than ADT plug-in
On a new Android SDK installation, the Eclipse Graphical Layout is blank, rather than showing the rendering of the layout. Eclipse displays this message:
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How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...erProxy.finalize , and PlainSocketImpl.finalize . 90+% of them happen on Android 4.3. We're getting reports of this from Crittercism from users out in the field.
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Change Image of ImageView programmatically in Android
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Use in XML:
android:src="@drawable/image"
Source use:
imageView.setImageDrawable(ContextCompat.getDrawable(activity, R.drawable.your_image));
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Android icon vs logo
The <application> tag for the Android Manifest contains a logo attribute which I have never seen before. What is the difference between your application's icon and its logo? Is it used purely for market?
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Why does ContentResolver.requestSync not trigger a sync?
...wn to the system. Your app needs to go through a number of steps to tell Android that you are capable of synchronizing a specific kind of content using a specific kind of account. It does this in the AndroidManifest.
1. Notify Android that your application package provides syncing
First off, in...
Set initial focus in an Android application
In my Android application it automatically focuses the first Button I have in my layout, giving it an orange outline. How can I set the initial focus preferably in XML, and can this be set to nothing?
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Launching Google Maps Directions via an intent on Android
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You could use something like this:
Intent intent = new Intent(android.content.Intent.ACTION_VIEW,
Uri.parse("http://maps.google.com/maps?saddr=20.344,34.34&daddr=20.5666,45.345"));
startActivity(intent);
To start the navigation from the current location, remove the saddr para...
Changing Locale within the app itself
... for a while I have ended up with the following approach:
I have extended android.app.Application and added the following code:
public class MyApplication extends Application
{
private Locale locale = null;
@Override
public void onConfigurationChanged(Configuration newConfig)
{
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Android: How can I validate EditText input?
...lidated, I think the following shall suit you :
Your activity implements android.text.TextWatcher interface
You add TextChanged listeners to you EditText boxes
txt1.addTextChangedListener(this);
txt2.addTextChangedListener(this);
txt3.addTextChangedListener(this);
Of the overridden methods, y...