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android Programming Glossary: thisSaving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android little unclear on saving an application's state. So given this minor re tooling of the 'Hello Android' example package com.android.hello.. super.onCreate savedInstanceState mTextView new TextView this if savedInstanceState null mTextView.setText Welcome to HelloAndroid.. two one... android application state share improve this question You need to override onSaveInstanceState Bundle savedInstanceState..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a emailIntent new Intent android.content.Intent.ACTION_SEND this will launch the built in Android application I'm trying to send.. to send the mail on button click directly without using this application. android email share improve this question Send.. using this application. android email share improve this question Send e mail in Android using the JavaMail API using..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object R.id.imagefilename notes new SimpleCursorAdapter this R.layout.notes_row c from to setListAdapter notes Where R.id.imagefilename.. heap 3896 6291456 byte external allocation too large for this process. 01 25 05 05 49.877 ERROR 3896 VM wont let us allocate.. heap 4204 6291456 byte external allocation too large for this process. 01 25 22 13 18.694 ERROR 4204 VM won't let us allocate..
How do I do a lazy load of images in ListView http://stackoverflow.com/questions/541966/how-do-i-do-a-lazy-load-of-images-in-listview fixed. android image url android listview share improve this question Here's what I created to hold the images that my app.. license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership... regarding copyright ownership. The ASF licenses this file to you under the Apache License Version 2.0 the License..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android Save UI state changes to the savedInstanceState. This bundle will be passed to onCreate if the process is killed and.. Restore UI state from the savedInstanceState. This bundle has also been passed to onCreate. boolean myBoolean savedInstanceState.getBoolean..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a GMailSender username@gmail.com password sender.sendMail This is Subject This is Body user@gmail.com user@yahoo.com.. password sender.sendMail This is Subject This is Body user@gmail.com user@yahoo.com catch Exception e..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon button. It is useless with Android's application model. This is also contrary to how core applications work. Hehe for every.. the application android share improve this question This will eventually get to your question but I first want to address.. two application environments are the same by definition. This means that you can see trends in environments as new ones arise..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object list view is being done with the cursor and ListAdapter . This makes it pretty simple but I am not sure how I can put a resized.. easily row by row where I can resize on the fly bit wise This would be preferable as I also need to make some changes to the.. the image on the list view it worked fine again. FYI This is how I was doing it String from new String DBHelper.KEY_BUSINESSNAME..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables getApplicationContext String state appState.getState ... This has essentially the same effect as using a static variable or.. Application. It is no different than making a singleton... This first claim is incorrect. There are two main reasons for this... lifetime of the application although it is effectively . This may be a non issue for your average application developer but..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application existing database with an Android application duplicate This question already has an answer here How to ship an Android..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection parameter to a new subclass of ImageView that I create This is the very simple activity that I'm trying to get the fling..
How to change an application icon programmatically in Android? http://stackoverflow.com/questions/1103027/how-to-change-an-application-icon-programmatically-in-android android name android.intent.category.LAUNCHER DELETE THIS LINE intent filter activity 2 . Create activity alias for your..
MediaButtonIntentReceiver not working in Android 4.0+ http://stackoverflow.com/questions/13257982/mediabuttonintentreceiver-not-working-in-android-4-0 TEST BUTTON DOWN break catch Exception e Log.d TEST THIS IS NOT GOOD abortBroadcast To try to make this work it sounds..
http://stackoverflow.com/questions/13462952/google-drive-sdk-exception a particular Google account chosen by the user. DO NOT RUN THIS DIRECTLY. It must be run asynchronously inside an AsyncTask...
Moving MapFragment (SurfaceView) causes black background flickering http://stackoverflow.com/questions/14419521/moving-mapfragment-surfaceview-causes-black-background-flickering it look how it looks. To see how it looks please watch THIS VIDEO . sorry for the quality but the problem can be seen easily..
Android app fail to start after adding admob http://stackoverflow.com/questions/15550718/android-app-fail-to-start-after-adding-admob BE SURE THAT THE FOLDER IS NAMED libs AND NOT lib . THIS MISTAKE IS OFTEN DONE copy the jar file from admob folder into..
Android : Reconnect to Wi-Fi after entering coverage area while screen turned off http://stackoverflow.com/questions/19148765/android-reconnect-to-wi-fi-after-entering-coverage-area-while-screen-turned-of _wifiManager.reassociate _wifiManager.reconnect THIS IS WHAT I DO TO WAIT FOR A CONNECTION try mConnectionReceiver..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself this work again HERE IS THE FULL CODE IF YOU WANT TO TEST THIS import java.util.Locale import android.app.Activity import android.content.res.Configuration.. application uses sdk android minSdkVersion 3 manifest THIS IS WHAT I FOUND uses sdk android minSdkVersion 5 IT WORKS JUST..
Android View.getDrawingCache returns null, only null http://stackoverflow.com/questions/2339429/android-view-getdrawingcache-returns-null-only-null is null setImageBitmap child.getDrawingCache TODO MAKE THIS WORK ALWAYS logs that the drawing cache is null and sets the..
http://stackoverflow.com/questions/2395661/android-tabs-at-the-bottom
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android Performance VM heap size . NOTE BE AWARE THAT SETTING THIS VALUE MANUALLY CAN MESS UP YOUR SYSTEM ESPECIALLY if you select..
http://stackoverflow.com/questions/2659954/timepickerdialog-and-am-or-pm mHour hourOfDay mMinute minute mIsAM WHERE CAN I GET THIS VALUE android timepicker share improve this question The..
XML Table layout? Two EQUAL-width rows filled with equally width buttons? http://stackoverflow.com/questions/2865497/xml-table-layout-two-equal-width-rows-filled-with-equally-width-buttons the screen. But if they have different size lets say A and THIS IS THE LONG BUTTON the CENTER of the table isnt in the middle..
AlarmManager and BroadcastReceiver instead of Service - is that bad ? (Timeout) http://stackoverflow.com/questions/3117350/alarmmanager-and-broadcastreceiver-instead-of-service-is-that-bad-timeout to a file. This file is read when my app starts. THIS IS THE APPROACH I TOOK FOR THE MOMENT not using a Service use..
How to add two edit text fields in an alert dialog http://stackoverflow.com/questions/3426917/how-to-add-two-edit-text-fields-in-an-alert-dialog dialog int whichButton input1.getText .toString THIS CRASHES THE APPLICATION alert.setNegativeButton Cancel new..
Android read text raw resource file http://stackoverflow.com/questions/4087674/android-read-text-raw-resource-file WARRANTIES SO THE ABOVE EXCLUSION MAY NOT APPLY TO YOU. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE..
Screen blinking when using a webview with flash http://stackoverflow.com/questions/5095977/screen-blinking-when-using-a-webview-with-flash adobe webview flash player share improve this question THIS ANSWER ADDED LATER So the problem is that Adobe's Flash Player..
Calling a java method from c++ in Android http://stackoverflow.com/questions/5198105/calling-a-java-method-from-c-in-android a java method from c in Android THE SOLUTION TO THIS PROBLEM IS IN THE BOTTOM OF THE QUESTION Hi. I'm trying to get..
Return data from AsyncTask class http://stackoverflow.com/questions/7618614/return-data-from-asynctask-class response protected void onPostExecute String result THIS IS WHERE I NEED TO RETURN MY DATA TO THE MAIN ACTIVITY. I am..
Download and Extract Zip File in Android http://stackoverflow.com/questions/9324103/download-and-extract-zip-file-in-android localContext VARIABLE HAS BEEN INITIALIZED BEFORE INVOKING THIS METHOD. ALSO MAKE SURE YOU HAVE SET INTERNET AND NETWORK ACCESS..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android I've been playing around with the Android SDK and I am a little unclear on saving an application's state. So given this minor re tooling of the 'Hello Android' example package com.android.hello import android.app.Activity import android.os.Bundle.. @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState mTextView new TextView this if savedInstanceState null mTextView.setText Welcome to HelloAndroid else mTextView.setText Welcome back. setContentView.. so would appreciate any help. Cue me looking a fool in three two one... android application state share improve this question You need to override onSaveInstanceState Bundle savedInstanceState and write the application state values you..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a a mail sending application in Android. If I use Intent emailIntent new Intent android.content.Intent.ACTION_SEND this will launch the built in Android application I'm trying to send the mail on button click directly without using this application... this will launch the built in Android application I'm trying to send the mail on button click directly without using this application. android email share improve this question Send e mail in Android using the JavaMail API using Gmail authentication.. I'm trying to send the mail on button click directly without using this application. android email share improve this question Send e mail in Android using the JavaMail API using Gmail authentication Steps to create a sample Project MailSenderActivity.java..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object R.id.address R.id.city R.id.gpslong R.id.gpslat R.id.imagefilename notes new SimpleCursorAdapter this R.layout.notes_row c from to setListAdapter notes Where R.id.imagefilename is a ButtonImage . Here is my LogCat 01 25 05.. . Here is my LogCat 01 25 05 05 49.877 ERROR dalvikvm heap 3896 6291456 byte external allocation too large for this process. 01 25 05 05 49.877 ERROR 3896 VM wont let us allocate 6291456 bytes 01 25 05 05 49.877 ERROR AndroidRuntime 3896.. failed on bad bitmap uri 01 25 22 13 18.694 ERROR dalvikvm heap 4204 6291456 byte external allocation too large for this process. 01 25 22 13 18.694 ERROR 4204 VM won't let us allocate 6291456 bytes 01 25 22 13 18.694 DEBUG skia 4204 xxxxxxxxxxxxxxxxxxxx..
How do I do a lazy load of images in ListView http://stackoverflow.com/questions/541966/how-do-i-do-a-lazy-load-of-images-in-listview as they are downloaded The number of images is not fixed. android image url android listview share improve this question Here's what I created to hold the images that my app is currently displaying. Please note that the Log object.. Apache Software Foundation ASF under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License.. the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License Version 2.0 the License you may not use this file except in compliance with the License...
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android savedInstanceState super.onSaveInstanceState savedInstanceState Save UI state changes to the savedInstanceState. This bundle will be passed to onCreate if the process is killed and restarted. savedInstanceState.putBoolean MyBoolean true savedInstanceState.putDouble.. savedInstanceState super.onRestoreInstanceState savedInstanceState Restore UI state from the savedInstanceState. This bundle has also been passed to onCreate. boolean myBoolean savedInstanceState.getBoolean MyBoolean double myDouble savedInstanceState.getDouble..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a TODO Auto generated method stub try GMailSender sender new GMailSender username@gmail.com password sender.sendMail This is Subject This is Body user@gmail.com user@yahoo.com catch Exception e Log.e SendMail e.getMessage e GmailSender.java.. method stub try GMailSender sender new GMailSender username@gmail.com password sender.sendMail This is Subject This is Body user@gmail.com user@yahoo.com catch Exception e Log.e SendMail e.getMessage e GmailSender.java YOUR PACKAGE..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon No matter what you do do not put a quit or exit application button. It is useless with Android's application model. This is also contrary to how core applications work. Hehe for every step I take in the Android world I run into some sort of.. look very good right now Is there a way for me to really quit the application android share improve this question This will eventually get to your question but I first want to address a number of issues you raise in your various comments to.. any more than they need a quit option for using Web apps. No two application environments are the same by definition. This means that you can see trends in environments as new ones arise and others get buried. For example there is a growing movement..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object nothing more than an image widget. The image preview on the list view is being done with the cursor and ListAdapter . This makes it pretty simple but I am not sure how I can put a resized image I.e. Smaller bit size not pixel as the src for the.. the 2nd activity. Is there a way I can build the list adapter easily row by row where I can resize on the fly bit wise This would be preferable as I also need to make some changes to the properties of the widgets elements in each row as I am unable.. some sample code for that would be nice. As soon as I disabled the image on the list view it worked fine again. FYI This is how I was doing it String from new String DBHelper.KEY_BUSINESSNAME DBHelper.KEY_ADDRESS DBHelper.KEY_CITY DBHelper.KEY_GPSLONG..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables public void onCreate Bundle b ... MyApp appState MyApp getApplicationContext String state appState.getState ... This has essentially the same effect as using a static variable or singleton but integrates quite well into the existing Android.. states the following There is no reason to subclass from Application. It is no different than making a singleton... This first claim is incorrect. There are two main reasons for this. 1 The Application class provides a better lifetime guarantee.. of the application. A singleton is not EXPLICITLY tied to the lifetime of the application although it is effectively . This may be a non issue for your average application developer but I would argue this is exactly the type of contract the Android..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application to use an existing database with an Android application duplicate This question already has an answer here How to ship an Android application with a database 8 answers I have already..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection views from XML can I pass the GestureDetector as a constructor parameter to a new subclass of ImageView that I create This is the very simple activity that I'm trying to get the fling detection to work for SelectFilterActivity Adapted from photostream..
How to change an application icon programmatically in Android? http://stackoverflow.com/questions/1103027/how-to-change-an-application-icon-programmatically-in-android filter action android name android.intent.action.MAIN category android name android.intent.category.LAUNCHER DELETE THIS LINE intent filter activity 2 . Create activity alias for your app for each of your icons. Like this activity alias android..
MediaButtonIntentReceiver not working in Android 4.0+ http://stackoverflow.com/questions/13257982/mediabuttonintentreceiver-not-working-in-android-4-0 case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE Log.d TEST BUTTON DOWN break catch Exception e Log.d TEST THIS IS NOT GOOD abortBroadcast To try to make this work it sounds like 4.0 requires something like this which didnt work AudioManager..
http://stackoverflow.com/questions/13462952/google-drive-sdk-exception task.execute account Fetches the token from a particular Google account chosen by the user. DO NOT RUN THIS DIRECTLY. It must be run asynchronously inside an AsyncTask. @param activity @param account @return private String getAccessToken..
Moving MapFragment (SurfaceView) causes black background flickering http://stackoverflow.com/questions/14419521/moving-mapfragment-surfaceview-causes-black-background-flickering are unacceptable or if I have a different problem which makes it look how it looks. To see how it looks please watch THIS VIDEO . sorry for the quality but the problem can be seen easily anyway When a normal listview the orange screen is pulled..
Android app fail to start after adding admob http://stackoverflow.com/questions/15550718/android-app-fail-to-start-after-adding-admob matter where create a libs folder inside your project in Eclispe. BE SURE THAT THE FOLDER IS NAMED libs AND NOT lib . THIS MISTAKE IS OFTEN DONE copy the jar file from admob folder into Your project into the libs folder click right mouse button..
Android : Reconnect to Wi-Fi after entering coverage area while screen turned off http://stackoverflow.com/questions/19148765/android-reconnect-to-wi-fi-after-entering-coverage-area-while-screen-turned-of detail id 22036 _wifiManager.disconnect _wifiManager.startScan _wifiManager.reassociate _wifiManager.reconnect THIS IS WHAT I DO TO WAIT FOR A CONNECTION try mConnectionReceiver new WifiConnectionMonitor startMonitoringConnection latch..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself menu What should I do in API Level 5 to make this work again HERE IS THE FULL CODE IF YOU WANT TO TEST THIS import java.util.Locale import android.app.Activity import android.content.res.Configuration import android.os.Bundle import.. name android.intent.category.LAUNCHER intent filter activity application uses sdk android minSdkVersion 3 manifest THIS IS WHAT I FOUND uses sdk android minSdkVersion 5 IT WORKS JUST FINE ... uses sdk android minSdkVersion 3 Menu shrinks every..
Android View.getDrawingCache returns null, only null http://stackoverflow.com/questions/2339429/android-view-getdrawingcache-returns-null-only-null null TODO Make this work Log.w View View child's drawing cache is null setImageBitmap child.getDrawingCache TODO MAKE THIS WORK ALWAYS logs that the drawing cache is null and sets the bitmap to null Do I have to actually draw the view before the..
http://stackoverflow.com/questions/2395661/android-tabs-at-the-bottom
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android In CM for example this option appears under CyanogenMod settings Performance VM heap size . NOTE BE AWARE THAT SETTING THIS VALUE MANUALLY CAN MESS UP YOUR SYSTEM ESPECIALLY if you select a smaller value than is normal for your device. Here are..
http://stackoverflow.com/questions/2659954/timepickerdialog-and-am-or-pm public void onTimeSet TimePicker view int hourOfDay int minute mHour hourOfDay mMinute minute mIsAM WHERE CAN I GET THIS VALUE android timepicker share improve this question The hourOfDay will always be 24 hour. If you opened the dialog..
XML Table layout? Two EQUAL-width rows filled with equally width buttons? http://stackoverflow.com/questions/2865497/xml-table-layout-two-equal-width-rows-filled-with-equally-width-buttons lets say TEXT its ok the table half is in the middle of the screen. But if they have different size lets say A and THIS IS THE LONG BUTTON the CENTER of the table isnt in the middle of the screen anymore and so the buttons are not equally width.....
AlarmManager and BroadcastReceiver instead of Service - is that bad ? (Timeout) http://stackoverflow.com/questions/3117350/alarmmanager-and-broadcastreceiver-instead-of-service-is-that-bad-timeout about 40 seconds to 1 minute. It is then saved as a Serializable to a file. This file is read when my app starts. THIS IS THE APPROACH I TOOK FOR THE MOMENT not using a Service use the AlarmManager and BroadcastReceiver like this private void..
How to add two edit text fields in an alert dialog http://stackoverflow.com/questions/3426917/how-to-add-two-edit-text-fields-in-an-alert-dialog DialogInterface.OnClickListener public void onClick DialogInterface dialog int whichButton input1.getText .toString THIS CRASHES THE APPLICATION alert.setNegativeButton Cancel new DialogInterface.OnClickListener public void onClick DialogInterface..
Android read text raw resource file http://stackoverflow.com/questions/4087674/android-read-text-raw-resource-file d USA only SOME STATES DO NOT ALLOW THE EXCLUSION OF IMPLIED WARRANTIES SO THE ABOVE EXCLUSION MAY NOT APPLY TO YOU. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER LEGAL RIGHTS THAT VARY FROM STATE TO STATE. On my screen..
Screen blinking when using a webview with flash http://stackoverflow.com/questions/5095977/screen-blinking-when-using-a-webview-with-flash help. You have all my code and the demo apk. android flash adobe webview flash player share improve this question THIS ANSWER ADDED LATER So the problem is that Adobe's Flash Player creates a SurfaceView inside the WebView and there is a delay..
Calling a java method from c++ in Android http://stackoverflow.com/questions/5198105/calling-a-java-method-from-c-in-android a java method from c in Android THE SOLUTION TO THIS PROBLEM IS IN THE BOTTOM OF THE QUESTION Hi. I'm trying to get a simple java method call from c while java calls native..
Return data from AsyncTask class http://stackoverflow.com/questions/7618614/return-data-from-asynctask-class response s catch Exception e e.printStackTrace return response protected void onPostExecute String result THIS IS WHERE I NEED TO RETURN MY DATA TO THE MAIN ACTIVITY. I am guessing public void getJSON String myUrlString String contentType..
Download and Extract Zip File in Android http://stackoverflow.com/questions/9324103/download-and-extract-zip-file-in-android ctx int c String url context ctx count c MAKE SURE THAT localContext VARIABLE HAS BEEN INITIALIZED BEFORE INVOKING THIS METHOD. ALSO MAKE SURE YOU HAVE SET INTERNET AND NETWORK ACCESS STATE PERMISSIONS IN APPLICATION'S MANIFEST FILE. Log.d..
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