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2014/10/16 ¤W¤È 08:24:47
android Programming Glossary: specificallyWhy does the Google Play store say my Android app is incompatible with my own device? http://stackoverflow.com/questions/10475954/why-does-the-google-play-store-say-my-android-app-is-incompatible-with-my-own-de are listed as supported but my Wildfire S A510b is not specifically mentioned. Can this sort of sub model identifier matter that..
AutoCompleteTextView backed by CursorLoader http://stackoverflow.com/questions/12854336/autocompletetextview-backed-by-cursorloader simultaneously using a custom Tokenizer . The issue rises specifically with the mAdapter.setCursorToStringConverter call. The convertToString..
When to request permissions with Facebook's new Android SDK 3.0? http://stackoverflow.com/questions/13897056/when-to-request-permissions-with-facebooks-new-android-sdk-3-0 I recommend that you read our login tutorial here specifically in step 3. Using the login button that we provide is the most..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app let my target activity listen to ACTION_VIEW intents and specifically those with the scheme com.package.name intent filter category..
Out of memory while creating bitmaps on device http://stackoverflow.com/questions/17990086/out-of-memory-while-creating-bitmaps-on-device All its working fine but when trying in a xhdpi device specifically a Samsung Galaxy Note 2 with a screen of exactly 720x1280. It..
http://stackoverflow.com/questions/18429951/how-to-resolve-the-error-no-resource-found-that-matches-the-given-name-when-ad not immediately clear to me because of the fact that I'm specifically developing for Android 2.3.3 and I'm using support libraries...
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button to which this problem is related. This question is specifically about putting the Activity into the stopped state rather than..
Force an android activity to always use landscape mode http://stackoverflow.com/questions/2150287/force-an-android-activity-to-always-use-landscape-mode change super.onConfigurationChanged newConfig The author specifically put a comment to ignore any keyboard or orientation changes...
How can I avoid garbage collection delays in Java games? (Best Practices) [closed] http://stackoverflow.com/questions/2484079/how-can-i-avoid-garbage-collection-delays-in-java-games-best-practices not system Java fonts but pixel perfect fonts made specifically for each game here I just gave you an example of how to cache..
Custom SSL handling stopped working on Android 2.2 FroYo http://stackoverflow.com/questions/2899079/custom-ssl-handling-stopped-working-on-android-2-2-froyo creation with createSocket has apparently been changed specifically for the SSLSocketFactory implementation. So the old @Override..
android: how do i open another app from my app? http://stackoverflow.com/questions/2923265/android-how-do-i-open-another-app-from-my-app within my own app but how do you start a different app specifically How do you determine if the user has the needed app installed..
http://stackoverflow.com/questions/3359510/android-number-picker-dialog
How to save state during orientation change in Android if the state is made of my classes? http://stackoverflow.com/questions/3915952/how-to-save-state-during-orientation-change-in-android-if-the-state-is-made-of-m view state data you can actually pass an arbitrary object specifically for orientation changes using onRetainNonConfigurationInstance..
What happens to JavaScript code after app is compiled using Titanium Mobile http://stackoverflow.com/questions/4217551/what-happens-to-javascript-code-after-app-is-compiled-using-titanium-mobile device There are many more details that I could dive into specifically on each of these points but the point I wanted to drive home..
why getSpeed() always return 0 on android http://stackoverflow.com/questions/4811920/why-getspeed-always-return-0-on-android speed. This is how I did it when I made a runner app. More specifically you'll need to calculate for absolute distances sqrt currentGPSPointX..
Technical details of Android Garbage Collector http://stackoverflow.com/questions/4818869/technical-details-of-android-garbage-collector what way the GC in Android 3.0 Honeycomb has been tweaked specifically to utilize multiple processors Android Devevelopers Guide suggests..
creating custom android keyboard layout http://stackoverflow.com/questions/5091674/creating-custom-android-keyboard-layout
How to display progress dialog before starting an activity in Android? http://stackoverflow.com/questions/5202158/how-to-display-progress-dialog-before-starting-an-activity-in-android activity in your AsyncTask's onPostExecute method. More specifically you will need a new class that extends AsyncTask public class..
Android backup/restore: how to backup an internal database? http://stackoverflow.com/questions/5282936/android-backup-restore-how-to-backup-an-internal-database guide topics data backup.html . There is no BackupHelper specifically for these typical databases. Hence I used the FileBackupHelper..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time hole that could be used by drive by malware which is specifically why Android prevents it from happening anymore. UPDATE To clarify..
http://stackoverflow.com/questions/10593987/android-ndk-linking I can't seem to make everything load properly. Specifically if I call System.LoadLibrary zmq this completes successfully..
Understanding Fragment's setRetainInstance(boolean) http://stackoverflow.com/questions/11182180/understanding-fragments-setretaininstanceboolean 's state will be retained across the configuration change. Specifically retained means that the fragment will not be destroyed on configuration..
Is Google's Android OpenGL tutorial teaching incorrect linear algebra? http://stackoverflow.com/questions/11925647/is-googles-android-opengl-tutorial-teaching-incorrect-linear-algebra tutorial I can confirm that the example code is incorrect. Specifically the order of the factors in the shader code should be reversed..
Complete Working Sample of the Gmail Three-Fragment Animation Scenario? http://stackoverflow.com/questions/12253965/complete-working-sample-of-the-gmail-three-fragment-animation-scenario refer to as the Gmail three fragment animation scenario. Specifically we want to start with two fragments like this Upon some UI event..
Android WSDL/SOAP service client http://stackoverflow.com/questions/1484122/android-wsdl-soap-service-client some web services that uses WSDL SOAP for communication. Specifically I am using PHP and Nusoap to make them. How can I use these..
Android Sdk tools Revision 22 issue? http://stackoverflow.com/questions/16583786/android-sdk-tools-revision-22-issue to revision 22 and since then I cannot build my project. Specifically the R class is not recognized in my Activity I was getting compiler..
http://stackoverflow.com/questions/2455102/writing-a-file-to-sdcard activity but how my app writes file is by using a thread. Specifically a thread is invoked from another thread when a file has to be..
Refresh progress bar in notification bar http://stackoverflow.com/questions/2689729/refresh-progress-bar-in-notification-bar some stuff on Notifications ProgressBars and RemoteViews . Specifically in RemoveView you can update the Progress bar. So combining..
How do I get multiple icons to launch different activities in one application? http://stackoverflow.com/questions/3270409/how-do-i-get-multiple-icons-to-launch-different-activities-in-one-application each launching the respective activity within the app. Specifically I want one icon to launch my main app and another icon to launch..
Any way to run shell commands on android programmatically? http://stackoverflow.com/questions/3350283/any-way-to-run-shell-commands-on-android-programmatically on my application and then access the data on my UI Specifically top . android linux share improve this question Check out..
Make a link in the Android browser start up my app? http://stackoverflow.com/questions/3469908/make-a-link-in-the-android-browser-start-up-my-app look at the intent filter element of your Mainfest file. Specifically take a look at the documentation for the data sub element. Basically..
How to change color of ListView items on focus and on click http://stackoverflow.com/questions/4247385/how-to-change-color-of-listview-items-on-focus-and-on-click to change no messy Java code necessary. See this SO post . Specifically you'd set the textColor of your textViews to an XML resource..
startActivityForResult from ActivityGroup? http://stackoverflow.com/questions/4268178/startactivityforresult-from-activitygroup put an onactivityresult in the activity and activitygroup Specifically I'm trying to let the user choose a photo video from the Intent.ACTION_GET_CONTENT..
Closing the database in a ContentProvider http://stackoverflow.com/questions/4547461/closing-the-database-in-a-contentprovider and upgrading of the database inside of a provider. Specifically I've been reading through the NotePad example from the sdk's..
Percentage width in a RelativeLayout http://stackoverflow.com/questions/4961355/percentage-width-in-a-relativelayout hackish. I had to hard code a width for the host EditText. Specifically I had to specify android layout_width 172dp I'd really like..
Javadoc in Eclipse failing to recognize packages http://stackoverflow.com/questions/5200234/javadoc-in-eclipse-failing-to-recognize-packages to work for my Android project within Eclipse on Windows. Specifically @link android.widget.Toast is currently converted into a link..
Install apps silently, with granted INSTALL_PACKAGES permission http://stackoverflow.com/questions/5803999/install-apps-silently-with-granted-install-packages-permission the way you like or just extract required functionality. Specifically if you look into PackageInstallerActivity and its method onClickListener..
install / uninstall APKs programmatically (PackageManager vs Intents) http://stackoverflow.com/questions/6813322/install-uninstall-apks-programmatically-packagemanager-vs-intents of which application the installation originated from. Specifically getInstallerPackageName ... returns null. The hidden method..
Using MessagePack with Android http://stackoverflow.com/questions/7529522/using-messagepack-with-android msgpack rpc 0.7.0 works on Android with one caveat. Specifically you need to add the following to onCreate for API Level 8 Android..
Android - How to filter specific apps for ACTION_SEND intent http://stackoverflow.com/questions/9730243/android-how-to-filter-specific-apps-for-action-send-intent on the reply you apply filtering and customized text. Specifically take a look at the method queryIntentActivities of the PackageManager..
Why does the Google Play store say my Android app is incompatible with my own device? http://stackoverflow.com/questions/10475954/why-does-the-google-play-store-say-my-android-app-is-incompatible-with-my-own-de I see that both Wildfire S marvel and Wildfire S A515c marvelc are listed as supported but my Wildfire S A510b is not specifically mentioned. Can this sort of sub model identifier matter that much I have been able to download several other apps from Google..
AutoCompleteTextView backed by CursorLoader http://stackoverflow.com/questions/12854336/autocompletetextview-backed-by-cursorloader and backing it with a CursorLoader while simultaneously using a custom Tokenizer . The issue rises specifically with the mAdapter.setCursorToStringConverter call. The convertToString method which has a Cursor as an argument has a valid..
When to request permissions with Facebook's new Android SDK 3.0? http://stackoverflow.com/questions/13897056/when-to-request-permissions-with-facebooks-new-android-sdk-3-0 authentication facebook android sdk share improve this question I recommend that you read our login tutorial here specifically in step 3. Using the login button that we provide is the most convenient method see authButton.setReadPermissions EDIT To..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app is a bit simpler. Besides the default intent filter I simply let my target activity listen to ACTION_VIEW intents and specifically those with the scheme com.package.name intent filter category android name android.intent.category.DEFAULT action android..
Out of memory while creating bitmaps on device http://stackoverflow.com/questions/17990086/out-of-memory-while-creating-bitmaps-on-device proportions i dont care if image go out of screen from bottom. All its working fine but when trying in a xhdpi device specifically a Samsung Galaxy Note 2 with a screen of exactly 720x1280. It crash with Out Of Memory Exception in the line Bitmap resizedBitmap..
http://stackoverflow.com/questions/18429951/how-to-resolve-the-error-no-resource-found-that-matches-the-given-name-when-ad
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button Edit I know about services and am using one in the application to which this problem is related. This question is specifically about putting the Activity into the stopped state rather than the destroyed state on pressing the back button. android..
Force an android activity to always use landscape mode http://stackoverflow.com/questions/2150287/force-an-android-activity-to-always-use-landscape-mode Configuration newConfig ignore orientation keyboard change super.onConfigurationChanged newConfig The author specifically put a comment to ignore any keyboard or orientation changes. If you want to change this you can go back to the AndroidManifest.xml..
How can I avoid garbage collection delays in Java games? (Best Practices) [closed] http://stackoverflow.com/questions/2484079/how-can-i-avoid-garbage-collection-delays-in-java-games-best-practices at a few mobile games you'll notice that often fonts are actually not system Java fonts but pixel perfect fonts made specifically for each game here I just gave you an example of how to cache system Java font but obviously you could also cache reuse..
Custom SSL handling stopped working on Android 2.2 FroYo http://stackoverflow.com/questions/2899079/custom-ssl-handling-stopped-working-on-android-2-2-froyo to share the fix In the custom socket factory the socket creation with createSocket has apparently been changed specifically for the SSLSocketFactory implementation. So the old @Override public Socket createSocket Socket socket String host int port..
android: how do i open another app from my app? http://stackoverflow.com/questions/2923265/android-how-do-i-open-another-app-from-my-app to use intents and startActivity when opening another activity within my own app but how do you start a different app specifically How do you determine if the user has the needed app installed on their device How do you start that app How do you pass..
http://stackoverflow.com/questions/3359510/android-number-picker-dialog
How to save state during orientation change in Android if the state is made of my classes? http://stackoverflow.com/questions/3915952/how-to-save-state-during-orientation-change-in-android-if-the-state-is-made-of-m answered this in 2010 If you want to retain your own non view state data you can actually pass an arbitrary object specifically for orientation changes using onRetainNonConfigurationInstance . See this Android Developers blog post . Just be careful..
What happens to JavaScript code after app is compiled using Titanium Mobile http://stackoverflow.com/questions/4217551/what-happens-to-javascript-code-after-app-is-compiled-using-titanium-mobile are used for pushing the APK out to the emulator and or device There are many more details that I could dive into specifically on each of these points but the point I wanted to drive home is that we no longer use the WebView as our Javascript engine...
why getSpeed() always return 0 on android http://stackoverflow.com/questions/4811920/why-getspeed-always-return-0-on-android All converted to ft sec or however you want to show the speed. This is how I did it when I made a runner app. More specifically you'll need to calculate for absolute distances sqrt currentGPSPointX lastGPSPointX ^2 currentGPSPointY lastGPSPointY ^2..
Technical details of Android Garbage Collector http://stackoverflow.com/questions/4818869/technical-details-of-android-garbage-collector could have on the programmer . Also among my questions is in what way the GC in Android 3.0 Honeycomb has been tweaked specifically to utilize multiple processors Android Devevelopers Guide suggests that Android 3.0 is the first version of the platform..
creating custom android keyboard layout http://stackoverflow.com/questions/5091674/creating-custom-android-keyboard-layout
How to display progress dialog before starting an activity in Android? http://stackoverflow.com/questions/5202158/how-to-display-progress-dialog-before-starting-an-activity-in-android when the data finishes loading. You could even start a new activity in your AsyncTask's onPostExecute method. More specifically you will need a new class that extends AsyncTask public class MyTask extends AsyncTask Void Void Void public MyTask ProgressDialog..
Android backup/restore: how to backup an internal database? http://stackoverflow.com/questions/5282936/android-backup-restore-how-to-backup-an-internal-database docs aren't clear on what to do http developer.android.com guide topics data backup.html . There is no BackupHelper specifically for these typical databases. Hence I used the FileBackupHelper pointed it to my .db file in databases introduced locks around..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time a XOOM and a Galaxy Nexus. What Plan B does is exploit a security hole that could be used by drive by malware which is specifically why Android prevents it from happening anymore. UPDATE To clarify As inazaruk posted and I put into comments on other answers..
http://stackoverflow.com/questions/10593987/android-ndk-linking ZeroMQ. However when I build my own .so with the JNI implementations I can't seem to make everything load properly. Specifically if I call System.LoadLibrary zmq this completes successfully but if I then call System.LoadLibrary my_lib I always get an..
Understanding Fragment's setRetainInstance(boolean) http://stackoverflow.com/questions/11182180/understanding-fragments-setretaininstanceboolean change what exactly is retained Yes the Fragment 's state will be retained across the configuration change. Specifically retained means that the fragment will not be destroyed on configuration changes. That is the Fragment will be retained even..
Is Google's Android OpenGL tutorial teaching incorrect linear algebra? http://stackoverflow.com/questions/11925647/is-googles-android-opengl-tutorial-teaching-incorrect-linear-algebra improve this question As the guy who wrote that OpenGL tutorial I can confirm that the example code is incorrect. Specifically the order of the factors in the shader code should be reversed gl_Position uMVPMatrix vPosition As to the application of..
Complete Working Sample of the Gmail Three-Fragment Animation Scenario? http://stackoverflow.com/questions/12253965/complete-working-sample-of-the-gmail-three-fragment-animation-scenario TL DR I am looking for a complete working sample of what I'll refer to as the Gmail three fragment animation scenario. Specifically we want to start with two fragments like this Upon some UI event e.g. tapping on something in Fragment B we want Fragment..
Android WSDL/SOAP service client http://stackoverflow.com/questions/1484122/android-wsdl-soap-service-client WSDL SOAP service client I have some web services that uses WSDL SOAP for communication. Specifically I am using PHP and Nusoap to make them. How can I use these web services on Android I am going to get a new Android phone..
Android Sdk tools Revision 22 issue? http://stackoverflow.com/questions/16583786/android-sdk-tools-revision-22-issue Revision 22 issue I just updated the SDK tools in Eclipse to revision 22 and since then I cannot build my project. Specifically the R class is not recognized in my Activity I was getting compiler errors and even when I imported manually again the import..
http://stackoverflow.com/questions/2455102/writing-a-file-to-sdcard using the openFileOutput MODE_WORLD_READABLE method of the activity but how my app writes file is by using a thread. Specifically a thread is invoked from another thread when a file has to be written so giving an activity object didn't work even though..
Refresh progress bar in notification bar http://stackoverflow.com/questions/2689729/refresh-progress-bar-in-notification-bar butI did some searching through the documentation. I found some stuff on Notifications ProgressBars and RemoteViews . Specifically in RemoveView you can update the Progress bar. So combining some of the example code in each link I get something like this..
How do I get multiple icons to launch different activities in one application? http://stackoverflow.com/questions/3270409/how-do-i-get-multiple-icons-to-launch-different-activities-in-one-application I'd like to be able to have two icons appear in the launcher each launching the respective activity within the app. Specifically I want one icon to launch my main app and another icon to launch my settings activity. Is this possible Here is what I've..
Any way to run shell commands on android programmatically? http://stackoverflow.com/questions/3350283/any-way-to-run-shell-commands-on-android-programmatically programmatically Is there any way to run terminal commands on my application and then access the data on my UI Specifically top . android linux share improve this question Check out Log Collector as an example. Here is the relevant file ...
Make a link in the Android browser start up my app? http://stackoverflow.com/questions/3469908/make-a-link-in-the-android-browser-start-up-my-app android share improve this question I think you'll want to look at the intent filter element of your Mainfest file. Specifically take a look at the documentation for the data sub element. Basically what you'll need to do is define your own scheme. Something..
How to change color of ListView items on focus and on click http://stackoverflow.com/questions/4247385/how-to-change-color-of-listview-items-on-focus-and-on-click a normal state drawable color list on the views you want to change no messy Java code necessary. See this SO post . Specifically you'd set the textColor of your textViews to an XML resource like this one xml version 1.0 encoding utf 8 selector xmlns..
startActivityForResult from ActivityGroup? http://stackoverflow.com/questions/4268178/startactivityforresult-from-activitygroup when trying to start an activity from an activitygroup. I've put an onactivityresult in the activity and activitygroup Specifically I'm trying to let the user choose a photo video from the Intent.ACTION_GET_CONTENT but I never get anything back What am..
Closing the database in a ContentProvider http://stackoverflow.com/questions/4547461/closing-the-database-in-a-contentprovider and using the SQLiteOpenHelper class to manage the creation and upgrading of the database inside of a provider. Specifically I've been reading through the NotePad example from the sdk's samples directory. Now I can see that SQLiteOpenHelper has..
Percentage width in a RelativeLayout http://stackoverflow.com/questions/4961355/percentage-width-in-a-relativelayout layout with the following XML. The problem is it's a bit hackish. I had to hard code a width for the host EditText. Specifically I had to specify android layout_width 172dp I'd really like to give a percentage width to the host and port EditText's ...
Javadoc in Eclipse failing to recognize packages http://stackoverflow.com/questions/5200234/javadoc-in-eclipse-failing-to-recognize-packages Thanks to this thread I was able to get Javadoc links to work for my Android project within Eclipse on Windows. Specifically @link android.widget.Toast is currently converted into a link to http d.android.com reference android widget Toast.html..
Install apps silently, with granted INSTALL_PACKAGES permission http://stackoverflow.com/questions/5803999/install-apps-silently-with-granted-install-packages-permission PackageInstaller . I would recommend modifying that app the way you like or just extract required functionality. Specifically if you look into PackageInstallerActivity and its method onClickListener public void onClick View v if v mOk Start subactivity..
install / uninstall APKs programmatically (PackageManager vs Intents) http://stackoverflow.com/questions/6813322/install-uninstall-apks-programmatically-packagemanager-vs-intents When using intents the local package manager is not made aware of which application the installation originated from. Specifically getInstallerPackageName ... returns null. The hidden method installPackage ... takes the installer package name as a parameter..
Using MessagePack with Android http://stackoverflow.com/questions/7529522/using-messagepack-with-android FINAL UPDATE msgpack 0.6.8 works on Android without any problems msgpack rpc 0.7.0 works on Android with one caveat. Specifically you need to add the following to onCreate for API Level 8 Android 2.2.1 and possibly lower java.lang.System.setProperty..
Android - How to filter specific apps for ACTION_SEND intent http://stackoverflow.com/questions/9730243/android-how-to-filter-specific-apps-for-action-send-intent on which packages handle the action you require and then based on the reply you apply filtering and customized text. Specifically take a look at the method queryIntentActivities of the PackageManager class. You build the intent that would launch the..
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