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Ship an application with a database
...he external method. (NOTE: Notice the comment about the table required by Android.)
--Android requires a table named 'android_metadata' with a 'locale' column
CREATE TABLE "android_metadata" ("locale" TEXT DEFAULT 'en_US');
INSERT INTO "android_metadata" VALUES ('en_US');
CREATE TABLE "kitchen_ta...
How do I get the SharedPreferences from a PreferenceActivity in Android?
...
import android.preference.PreferenceManager;
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
// then you use
prefs.getBoolean("keystring", true);
Update
According to Shared Preferences | Android Dev...
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android
I developed an application that uses lots of images on Android.
13 Answers
13
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How to have Android Service communicate with Activity
I'm writing my first Android application and trying to get my head around communication between services and activities. I have a Service that will run in the background and do some gps and time based logging. I will have an Activity that will be used to start and stop the Service.
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Formula px to dp, dp to px android
...hich can be achieved like this:
[Edit] This is not meant to be mixed with Android's internal dp unit, as this is of course still based on the screen buckets. Use this where you want a unit that should render the same real size on different devices.
Convert dp to pixel:
public int dpToPx(int dp) ...
Lock Android phone application to Portrait mode
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Yes. Add android:screenOrientation="portrait" to the manifest under your main activity.
<activity android:name=".yourActivity" android:screenOrientation="portrait"... />
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ADB not recognising Nexus 4 under Windows 7
...m running on Windows 7, and I've updated all the drivers as it says on the Android developer website regarding using hardware devices. However, Eclipse is still not recognising my Nexus 4 when I try to run the application. The Android device chooser pops up, but it doesn't show anything on the har...
How to exclude certain messages by TAG name using Android adb logcat?
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You can do this from within DDMS Monitor (and also Eclipse or Android Studio) with the regular expression input box and negative look-ahead assertions, for example I am excluding a lot of noise from my log with the following:
tag:^(?!(WifiMulticast|WifiHW|MtpService|PushClient))
(The...
Key hash for Android-Facebook app
I'm working on an Android app, in which I want to integrate a Facebook
posting feature. I downloaded the Facebook-Android SDK, and I got
the readme.md (text file) in there, in which it is mentioned to generate
the key hash for Android. How do I generate it?
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android pick images from gallery
...etType("image/*");
Intent pickIntent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
pickIntent.setType("image/*");
Intent chooserIntent = Intent.createChooser(getIntent, "Select Image");
chooserIntent.putExtra(Intent.EXTRA_INITIAL_I...