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2014/10/16 ¤W¤È 08:14:13
android Programming Glossary: getsHow to handle screen orientation change when progress dialog and background thread active? http://stackoverflow.com/questions/1111980/how-to-handle-screen-orientation-change-when-progress-dialog-and-background-thre . At this point the app either crashes or deadlocks or gets into a weird stage where the app does not work at all until..
What Android tools and methods work best to find memory/resource leaks? http://stackoverflow.com/questions/1147172/what-android-tools-and-methods-work-best-to-find-memory-resource-leaks able to dig up info on 'hprof' and 'traceview' and neither gets a lot of favorable reviews. What tools or methods have you come..
Sending and Receiving SMS and MMS in Android (pre Kit Kat Android 4.4) http://stackoverflow.com/questions/14452808/sending-and-receiving-sms-and-mms-in-android-pre-kit-kat-android-4-4 extras not received by BroadcastReceiver However the extra gets passed to the SendBroadcastReceiver not the SMSReceiver . How.. has android.permission.WRITE_APN_SETTINGS. The error gets thrown after querying the Carriers ContentProvider in the getMMSApns..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent locks up. We can cancel out of it but the file never gets written. What exactly do we have to do to get ACTION_IMAGE_CAPTURE..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android app I can see the memory growing more and more until user gets the java.lang.OutOfMemoryError . So what is the best correct..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself through the lines of code above ... This is the Menu that gets shrunk @Override public boolean onCreateOptionsMenu Menu menu..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it and hits the ground from free fall. However the code gets used to the gravitation due to the low cut filter and would..
How to pick an image from gallery (SD Card) for my app in Android? http://stackoverflow.com/questions/2507898/how-to-pick-an-image-from-gallery-sd-card-for-my-app-in-android it's in until you use the columnIndex code. That simply gets the number of the column based on its name the same one used..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog I am trying to write a simple application that gets updated. For this I need a simple function that can download..
How to convert a Drawable to a Bitmap? http://stackoverflow.com/questions/3035692/how-to-convert-a-drawable-to-a-bitmap Edit Here a version where the image gets downloaded. String name c.getString str_url URL url_value new..
http://stackoverflow.com/questions/3197335/restful-api-service saying that it is done and it kills itself. The activity gets the finish message and hides the progress dialog. I know you..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something object . The reason is obvious what if the activity gets destroyed which triggered the task This can happen all the time.. you still have the problem that when the context gets destroyed you have no record of the tasks it fired. That means..
Running multiple AsyncTasks at the same time — not possible? http://stackoverflow.com/questions/4068984/running-multiple-asynctasks-at-the-same-time-not-possible Platform is Android 1.5 HTC Hero. However only the first gets executed. Here's a simple snippet to describe my problem public.. bar bar bar bar bar bar bar bar The second AsyncTask never gets executed. If I change the order of the execute statements only..
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 of an issue with the camera layout. The activity that gets launched for result is a map. If I click on my button to launch.. also need to make some changes to the properties of the widgets elements in each row as I am unable to select a row with touch..
http://stackoverflow.com/questions/6218143/android-post-json-using-http While there is another entry while iter.hasNext gets an entry in the params Map.Entry pairs Map.Entry iter.next creates.. object for storing Json JSONObject data new JSONObject gets the value Iterator iter2 m.entrySet .iterator while iter2.hasNext..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context an Activity if it holds onto something once the Activity gets garbage collected everything else flushes out too. The Application..
Handling registration ID changes in Google Cloud Messaging on Android http://stackoverflow.com/questions/16838654/handling-registration-id-changes-in-google-cloud-messaging-on-android gcm GoogleCloudMessaging.getInstance this Gets the current registration id for application on GCM service...
Alternatives to Java for Android development? [closed] http://stackoverflow.com/questions/2419556/alternatives-to-java-for-android-development to develop high performance Android Apps using Native code Gets you C and C which is decidedly not Java . share improve this..
How to draw a path on a map using kml file? http://stackoverflow.com/questions/3109158/how-to-draw-a-path-on-a-map-using-kml-file public void endDocument throws SAXException Nothing to do Gets be called on opening tags like tag Can provide attribute s when.. buffer new StringBuffer this.in_coordinatestag true Gets be called on closing tags like tag @Override public void endElement.. coordinates this.in_coordinatestag false Gets be called on the following structure tag characters tag @Override..
Getting a Photo from a Contact http://stackoverflow.com/questions/3509178/getting-a-photo-from-a-contact contacts_list ListView findViewById R.id.contacts_list Gets the URI of the db Uri uri ContactsContract.Contacts.CONTENT_URI..
http://stackoverflow.com/questions/4075180/application-idle-time static final String TAG ControlActivity.class.getName Gets reference to global Application @return must always be type..
How can one detect airplane mode on Android? http://stackoverflow.com/questions/4319212/how-can-one-detect-airplane-mode-on-android java android airplane share improve this question Gets the state of Airplane Mode. @param context @return true if enabled...
Android httpclient file upload data corruption and timeout issues http://stackoverflow.com/questions/4896949/android-httpclient-file-upload-data-corruption-and-timeout-issues String qName Attributes atts throws SAXException Gets be called on closing tags like tag @Override public void endElement.. String localName String qName throws SAXException Gets be called on the following structure tag characters tag @Override..
http://stackoverflow.com/questions/4948152/need-sample-android-rest-client-project-which-implements-virgil-dobjanschi-rest with the match start service with parameters The service Gets executed I use IntentService most of the time and it goes to..
Android: parse XML from string problems http://stackoverflow.com/questions/5752268/android-parse-xml-from-string-problems void endDocument throws SAXException Nothing to do Gets be called on opening tags like tag Can provide attribute s when.. attrValue myParsedExampleDataSet.setExtractedInt i Gets be called on closing tags like tag @Override public void endElement.. if localName.equals tagwithnumber Nothing to do here Gets be called on the following structure tag characters tag @Override..
Android: How to get values in under specific xml tags http://stackoverflow.com/questions/6026916/android-how-to-get-values-in-under-specific-xml-tags return this.mParsedDataSetList Methods Gets be called on opening tags like tag Can provide attribute s when.. this.mParsedExampleDataSet new ParsedExampleDataSet Gets be called on closing tags like tag @Override public void endElement.. mStringBuilder.toString .trim mStringBuilder.setLength 0 Gets be called on the following structure tag characters tag @Override..
android compass seems unreliable http://stackoverflow.com/questions/6256256/android-compass-seems-unreliable Sensor Status Unreliable Toast.LENGTH_SHORT .show Gets the value of the sensor that has been changed switch event.sensor.getType..
http://stackoverflow.com/questions/6341329/built-in-camera-using-the-extra-mediastore-extra-output-stores-pictures-twice can delete the duplicated image. It can be done like that Gets the last image id from the media store @return private int getLastImageId..
Using google-account to log in on Android Application http://stackoverflow.com/questions/9966831/using-google-account-to-log-in-on-android-application your mobile Generates access token from selected accounts Gets the Account name from access token by contacting google services..
How to handle screen orientation change when progress dialog and background thread active? http://stackoverflow.com/questions/1111980/how-to-handle-screen-orientation-change-when-progress-dialog-and-background-thre while the dialog is up and the background thread is going . At this point the app either crashes or deadlocks or gets into a weird stage where the app does not work at all until all the threads have been killed. How can I handle the screen..
What Android tools and methods work best to find memory/resource leaks? http://stackoverflow.com/questions/1147172/what-android-tools-and-methods-work-best-to-find-memory-resource-leaks app. I've been looking around and so far have only been able to dig up info on 'hprof' and 'traceview' and neither gets a lot of favorable reviews. What tools or methods have you come across or developed and care to share maybe in an OS project..
Sending and Receiving SMS and MMS in Android (pre Kit Kat Android 4.4) http://stackoverflow.com/questions/14452808/sending-and-receiving-sms-and-mms-in-android-pre-kit-kat-android-4-4 to be received by a BroadcastReceiver Android PendingIntent extras not received by BroadcastReceiver However the extra gets passed to the SendBroadcastReceiver not the SMSReceiver . How can I pass an extra to the SMSReceiver Update #3 Receiving.. to write APN settings Neither user 10099 nor current process has android.permission.WRITE_APN_SETTINGS. The error gets thrown after querying the Carriers ContentProvider in the getMMSApns method of the APNHelper class. final Cursor apnCursor..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent button just does nothing. The camera app stays open and nothing locks up. We can cancel out of it but the file never gets written. What exactly do we have to do to get ACTION_IMAGE_CAPTURE to write the picture taken to a file Edit This is done..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android the user enters again. Each time the user enters to the app I can see the memory growing more and more until user gets the java.lang.OutOfMemoryError . So what is the best correct way to handle many images Should I put them in static methods..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself the MENU shrinks more and more everytime the user is going through the lines of code above ... This is the Menu that gets shrunk @Override public boolean onCreateOptionsMenu Menu menu menu.add 0 100 1 REFRESH .setIcon android.R.drawable.ic_menu_compass..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it you would get a strong shake when the application starts and hits the ground from free fall. However the code gets used to the gravitation due to the low cut filter and would work also on other planets or in free space once it is initialized...
How to pick an image from gallery (SD Card) for my app in Android? http://stackoverflow.com/questions/2507898/how-to-pick-an-image-from-gallery-sd-card-for-my-app-in-android query returns with the path but you don't know which column it's in until you use the columnIndex code. That simply gets the number of the column based on its name the same one used in the filtering process. Once you've got that you're finally..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog a file with Android and showing the progress in a ProgressDialog I am trying to write a simple application that gets updated. For this I need a simple function that can download a file and show the current progress in a ProgressDialog. I..
How to convert a Drawable to a Bitmap? http://stackoverflow.com/questions/3035692/how-to-convert-a-drawable-to-a-bitmap icon BitmapFactory.decodeResource context.getResources R.drawable.icon_resource Edit Here a version where the image gets downloaded. String name c.getString str_url URL url_value new URL name ImageView profile ImageView v.findViewById R.id.vdo_icon..
http://stackoverflow.com/questions/3197335/restful-api-service and puts in in a list view The service sends you a message saying that it is done and it kills itself. The activity gets the finish message and hides the progress dialog. I know you mentioned you didn't want a code base but the open source Google..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something and an AsyncTask must never hold a strong reference to a context object . The reason is obvious what if the activity gets destroyed which triggered the task This can happen all the time e.g. because you flipped the screen. If the task would hold.. on the UI thread . To top it all off even with that workaround you still have the problem that when the context gets destroyed you have no record of the tasks it fired. That means that you have to re start any tasks when re creating the..
Running multiple AsyncTasks at the same time — not possible? http://stackoverflow.com/questions/4068984/running-multiple-asynctasks-at-the-same-time-not-possible possible I'm trying to run two AsyncTasks at the same time. Platform is Android 1.5 HTC Hero. However only the first gets executed. Here's a simple snippet to describe my problem public class AndroidJunk extends Activity class PrinterTask extends.. foo And so on. However what I get is onCreate is done. bar bar bar bar bar bar bar bar bar The second AsyncTask never gets executed. If I change the order of the execute statements only the foo task will produce output. Am I missing something..
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 launches a new activity. I have had to build my own tabs because of an issue with the camera layout. The activity that gets launched for result is a map. If I click on my button to launch the image preview load an image off the SD card the application.. 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 to select a row with touch screen because of focus issue. I can use roller ball. I know..
http://stackoverflow.com/questions/6218143/android-post-json-using-http get the value which would be 'foo@bar.com' fan email 'foo@bar.com' While there is another entry while iter.hasNext gets an entry in the params Map.Entry pairs Map.Entry iter.next creates a key for Map String key String pairs.getKey Create a.. String pairs.getKey Create a new map Map m Map pairs.getValue object for storing Json JSONObject data new JSONObject gets the value Iterator iter2 m.entrySet .iterator while iter2.hasNext Map.Entry pairs2 Map.Entry iter2.next data.put String..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context created by your calls on it that you don't clean up. With an Activity if it holds onto something once the Activity gets garbage collected everything else flushes out too. The Application object remains for the lifetime of your process. share..
Handling registration ID changes in Google Cloud Messaging on Android http://stackoverflow.com/questions/16838654/handling-registration-id-changes-in-google-cloud-messaging-on-android regid getRegistrationId context if regid.length 0 registerBackground gcm GoogleCloudMessaging.getInstance this Gets the current registration id for application on GCM service. p If result is empty the registration has failed. @return registration..
Alternatives to Java for Android development? [closed] http://stackoverflow.com/questions/2419556/alternatives-to-java-for-android-development
How to draw a path on a map using kml file? http://stackoverflow.com/questions/3109158/how-to-draw-a-path-on-a-map-using-kml-file this.navigationDataSet new NavigationDataSet @Override public void endDocument throws SAXException Nothing to do Gets be called on opening tags like tag Can provide attribute s when xml was like tag attribute attributeValue @Override public.. this.in_pointtag true else if localName.equals coordinates buffer new StringBuffer this.in_coordinatestag true Gets be called on closing tags like tag @Override public void endElement String namespaceURI String localName String qName throws.. if localName.equals point this.in_pointtag false else if localName.equals coordinates this.in_coordinatestag false Gets be called on the following structure tag characters tag @Override public void characters char ch int start int length if..
Getting a Photo from a Contact http://stackoverflow.com/questions/3509178/getting-a-photo-from-a-contact for the contact in the ImageView in contact_entry ListView contacts_list ListView findViewById R.id.contacts_list Gets the URI of the db Uri uri ContactsContract.Contacts.CONTENT_URI What to grab from the db String projection new String ContactsContract.Contacts._ID..
http://stackoverflow.com/questions/4075180/application-idle-time public class ControlActivity extends Activity private static final String TAG ControlActivity.class.getName Gets reference to global Application @return must always be type of ControlApplication See AndroidManifest.xml public ControlApplication..
How can one detect airplane mode on Android? http://stackoverflow.com/questions/4319212/how-can-one-detect-airplane-mode-on-android can I reliably detect if an Android device is in airplane mode java android airplane share improve this question Gets the state of Airplane Mode. @param context @return true if enabled. private static boolean isAirplaneModeOn Context context..
Android httpclient file upload data corruption and timeout issues http://stackoverflow.com/questions/4896949/android-httpclient-file-upload-data-corruption-and-timeout-issues public void startElement String namespaceURI String localName String qName Attributes atts throws SAXException Gets be called on closing tags like tag @Override public void endElement String namespaceURI String localName String qName throws.. tags like tag @Override public void endElement String namespaceURI String localName String qName throws SAXException Gets be called on the following structure tag characters tag @Override public void characters char ch int start int length ..
http://stackoverflow.com/questions/4948152/need-sample-android-rest-client-project-which-implements-virgil-dobjanschi-rest parameters find the service resource path to remote service with the match start service with parameters The service Gets executed I use IntentService most of the time and it goes to the RESTMethod with the params passed from the helper what..
Android: parse XML from string problems http://stackoverflow.com/questions/5752268/android-parse-xml-from-string-problems new ParsedExampleDataSet @Override public void endDocument throws SAXException Nothing to do Gets be called on opening tags like tag Can provide attribute s when xml was like tag attribute attributeValue @Override public.. String attrValue atts.getValue thenumber int i Integer.parseInt attrValue myParsedExampleDataSet.setExtractedInt i Gets be called on closing tags like tag @Override public void endElement String namespaceURI String localName String qName .. false else if localName.equals mytag this.in_mytag false else if localName.equals tagwithnumber Nothing to do here Gets be called on the following structure tag characters tag @Override public void characters char ch int start int length if..
Android: How to get values in under specific xml tags http://stackoverflow.com/questions/6026916/android-how-to-get-values-in-under-specific-xml-tags Getter Setter public List ParsedExampleDataSet getParsedData return this.mParsedDataSetList Methods Gets be called on opening tags like tag Can provide attribute s when xml was like tag attribute attributeValue @Override public.. atts throws SAXException if localName.equals Slideshow this.mParsedExampleDataSet new ParsedExampleDataSet Gets be called on closing tags like tag @Override public void endElement String namespaceURI String localName String qName throws.. else if localName.equals url mParsedExampleDataSet.setUrl mStringBuilder.toString .trim mStringBuilder.setLength 0 Gets be called on the following structure tag characters tag @Override public void characters char ch int start int length mStringBuilder.append..
android compass seems unreliable http://stackoverflow.com/questions/6256256/android-compass-seems-unreliable SensorManager.SENSOR_STATUS_UNRELIABLE Toast.makeText main.this Sensor Status Unreliable Toast.LENGTH_SHORT .show Gets the value of the sensor that has been changed switch event.sensor.getType case Sensor.TYPE_ACCELEROMETER m_vfgravity event.values.clone..
http://stackoverflow.com/questions/6341329/built-in-camera-using-the-extra-mediastore-extra-output-stores-pictures-twice the ID or Absolute path of the gallery last image then you can delete the duplicated image. It can be done like that Gets the last image id from the media store @return private int getLastImageId final String imageColumns MediaStore.Images.Media._ID..
Using google-account to log in on Android Application http://stackoverflow.com/questions/9966831/using-google-account-to-log-in-on-android-application Services In simple steps it does Shows list of accounts in your mobile Generates access token from selected accounts Gets the Account name from access token by contacting google services seperate call to just tell that it has authenticated. This..
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