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2014/10/16 ¤W¤È 08:22:50
android Programming Glossary: returningHow ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works in list view and can cause some unexpected behaviour like returning convertview even the list is not scrolled.always use match_parent.. again and again some random rows and other problems like returning convert view even before scrolling won't happen i have test..
Android: ProgressDialog.show() crashes with getApplicationContext http://stackoverflow.com/questions/1561803/android-progressdialog-show-crashes-with-getapplicationcontext like the object reference that getApplicationContext is returning just points to null. I think you're having a problem similar..
Out of Memory error with Bitmap http://stackoverflow.com/questions/16765899/out-of-memory-error-with-bitmap property to true while decoding avoids memory allocation returning null for the bitmap object but setting outWidth outHeight and..
Close application and launch home screen on Android http://stackoverflow.com/questions/2042222/close-application-and-launch-home-screen-on-android is automatically displayed instead of the application returning to the home screen. How can I avoid this and get the application..
How to return a result (startActivityForResult) from a TabHost Activity? http://stackoverflow.com/questions/2497205/how-to-return-a-result-startactivityforresult-from-a-tabhost-activity actually running inside of Class B and Class B is what is returning the RESULT_CANCELED back to Class A. I just don't know a work..
Lazy Load images on Listview in android(Beginner Level)? [duplicate] http://stackoverflow.com/questions/2912054/lazy-load-images-on-listview-in-androidbeginner-level DATA.length Since the data comes from an array just returning the index is sufficent to get at the data. If we were using..
Maintain/Save/Restore scroll position when returning to a ListView http://stackoverflow.com/questions/3014089/maintain-save-restore-scroll-position-when-returning-to-a-listview Save Restore scroll position when returning to a ListView I have a long ListView that the user can scroll.. a long ListView that the user can scroll around before returning to the previous screen. When the user opens this ListView again..
Get filename and path from uri from mediastore http://stackoverflow.com/questions/3401579/get-filename-and-path-from-uri-from-mediastore path from uri from mediastore I have an onActivityResult returning from an mediastore image selection which I can get a URI for..
http://stackoverflow.com/questions/3591784/android-get-width-returns-0 learn how to work with the android language. However it is returning 0. I did some research and I keep seeing that it needs to be..
http://stackoverflow.com/questions/4349075/bitmapfactory-decoderesource-returns-a-mutable-bitmap-in-android-2-2-and-an-immu documentation doesn't say anything about decodeResource returning an immutable bitmap but clearly that must be the case. Is there..
http://stackoverflow.com/questions/5109988/is-there-a-way-to-hide-the-system-bar-in-android-3-0-its-an-internal-device-an and then hijack the menu back search buttons by just returning false onKeyDown ... and registering the app as a default home..
Good way of getting the user's location in Android http://stackoverflow.com/questions/6181704/good-way-of-getting-the-users-location-in-android if networkIsOld Log.d TAG GPS is old Network is current returning network return networkLocation both are old return the newer.. networkLocation.getTime Log.d TAG Both are old returning gps newer return gpslocation else Log.d TAG Both are old returning.. gps newer return gpslocation else Log.d TAG Both are old returning network newer return networkLocation get the last known location..
http://stackoverflow.com/questions/6218143/android-post-json-using-http was set to return a string but in this case it wasnt returning anything. I changed the signature to HttpResponse and will refer..
Problem to load flv video in webview http://stackoverflow.com/questions/6596243/problem-to-load-flv-video-in-webview issues by intercepting the URL of the various files and returning the data directly from the assets folder using WebViewClient.shouldInterceptRequest..
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager a update the entire viewpager safely in one go ideally returning the user to the page he was on before it is ok that the user..
ViewPager and fragments ??what's the right way to store fragment's state? http://stackoverflow.com/questions/7951730/viewpager-and-fragments-whats-the-right-way-to-store-fragments-state to the fragment returned from the super call before returning it it has the logic to find the fragment if already present..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically object is fine where it is don't destroy or remove it. Returning POSITION_NONE fixes the problem by instead saying This object..
How to parse complex JSON file in android http://stackoverflow.com/questions/13576676/how-to-parse-complex-json-file-in-android the image in the listview hmBitmap.put position position Returning the HashMap object containing the image path and position return..
Android Speech Recognition as a service on Android 4.1 & 4.2 http://stackoverflow.com/questions/14940657/android-speech-recognition-as-a-service-on-android-4-1-4-2
Returning a memory mapped InputStream from a content provider? http://stackoverflow.com/questions/1542008/returning-a-memory-mapped-inputstream-from-a-content-provider a memory mapped InputStream from a content provider The the..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android Your App Name Here HttpUtils e Log.d Your App Name Here Returning value ret return ret public String sendGet String url httpGet..
Android - sendOrderedBroadcast help http://stackoverflow.com/questions/2943386/android-sendorderedbroadcast-help action Log.d BROADCAST Returning broadcast Bundle b intent.getExtras Log.d BROADCAST Returning.. broadcast Bundle b intent.getExtras Log.d BROADCAST Returning broadcast b.getInt com.testnetworks.INT_TEST @Override public..
Retrieve Contact Phone Number From URI in Android http://stackoverflow.com/questions/3370628/retrieve-contact-phone-number-from-uri-in-android finally Log.v TAG In finally cursor.close Log.v TAG Returning phone number return phoneNumber Which returns null for a phone..
Returning values from multiple selection ListView http://stackoverflow.com/questions/3464636/returning-values-from-multiple-selection-listview values from multiple selection ListView Edit Okay I found a..
What is meaning of boolean value returned from an event-handling method in Android http://stackoverflow.com/questions/3756383/what-is-meaning-of-boolean-value-returned-from-an-event-handling-method-in-andro all events until the final ACTION_UP or ACTION_CANCEL . Returning false from an ACTION_DOWN means you do not want the event and..
Android: 3G to WIFI switch while in the middle on the app = loss of network connectivity http://stackoverflow.com/questions/4347507/android-3g-to-wifi-switch-while-in-the-middle-on-the-app-loss-of-network-conn .get getUrl if readyResponse null Log.d LOG_TAG Returning CACHED server response for getUrl return readyResponse.getBytes..
Android, Autocomplettextview, force text to be from the entry list http://stackoverflow.com/questions/5033246/android-autocomplettextview-force-text-to-be-from-the-entry-list CharSequence fixText CharSequence invalidText Log.v Test Returning fixed text I'm just returning an empty string here so the field..
Good way of getting the user's location in Android http://stackoverflow.com/questions/6181704/good-way-of-getting-the-users-location-in-android available gps is better than network if gpsIsOld Log.d TAG Returning current GPS Location return gpslocation gps is old we can't..
How to disable copy/paste from/to EditText http://stackoverflow.com/questions/6275299/how-to-disable-copy-paste-from-to-edittext ActionMode mode MenuItem item return false Returning false from onCreateActionMode ActionMode Menu will prevent the..
SurfaceHolder.lockCanvas() Returning null http://stackoverflow.com/questions/6921412/surfaceholder-lockcanvas-returning-null Returning null I'm making a game and since I'm new to Android I based..
How ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works some child for measuring the height of the views to be drawn in list view and can cause some unexpected behaviour like returning convertview even the list is not scrolled.always use match_parent or fixed width height. 2 .If you want to use some Layout.. and width of views to be rendered and getView won't call again and again some random rows and other problems like returning convert view even before scrolling won't happen i have test this myself unless my listview was inside the lineaLayout it..
Android: ProgressDialog.show() crashes with getApplicationContext http://stackoverflow.com/questions/1561803/android-progressdialog-show-crashes-with-getapplicationcontext is then this was fixed in Android 1.6 API version 4 . It looks like the object reference that getApplicationContext is returning just points to null. I think you're having a problem similar to one I had in that some of the code in the onCreate is being..
Out of Memory error with Bitmap http://stackoverflow.com/questions/16765899/out-of-memory-error-with-bitmap BitmapFactory.Options class. Setting the inJustDecodeBounds property to true while decoding avoids memory allocation returning null for the bitmap object but setting outWidth outHeight and outMimeType. This technique allows you to read the dimensions..
Close application and launch home screen on Android http://stackoverflow.com/questions/2042222/close-application-and-launch-home-screen-on-android order to force the application to close but the first activity is automatically displayed instead of the application returning to the home screen. How can I avoid this and get the application to return to the home screen android android activity..
How to return a result (startActivityForResult) from a TabHost Activity? http://stackoverflow.com/questions/2497205/how-to-return-a-result-startactivityforresult-from-a-tabhost-activity a TabHost I realize that the problem is that my Class C is actually running inside of Class B and Class B is what is returning the RESULT_CANCELED back to Class A. I just don't know a work around yet. android share improve this question Oh god..
Lazy Load images on Listview in android(Beginner Level)? [duplicate] http://stackoverflow.com/questions/2912054/lazy-load-images-on-listview-in-androidbeginner-level android.widget.ListAdapter#getCount public int getCount return DATA.length Since the data comes from an array just returning the index is sufficent to get at the data. If we were using a more complex data structure we would return whatever object..
Maintain/Save/Restore scroll position when returning to a ListView http://stackoverflow.com/questions/3014089/maintain-save-restore-scroll-position-when-returning-to-a-listview Save Restore scroll position when returning to a ListView I have a long ListView that the user can scroll around before returning to the previous screen. When the.. Restore scroll position when returning to a ListView I have a long ListView that the user can scroll around before returning to the previous screen. When the user opens this ListView again I want the list to be scrolled to the same point that it..
Get filename and path from uri from mediastore http://stackoverflow.com/questions/3401579/get-filename-and-path-from-uri-from-mediastore filename and path from uri from mediastore I have an onActivityResult returning from an mediastore image selection which I can get a URI for an image using the following Uri selectedImage data.getData..
http://stackoverflow.com/questions/3591784/android-get-width-returns-0 so that I can rotate the button around. Just trying to learn how to work with the android language. However it is returning 0. I did some research and I keep seeing that it needs to be done somewhere other than in the oncreate method. If someone..
http://stackoverflow.com/questions/4349075/bitmapfactory-decoderesource-returns-a-mutable-bitmap-in-android-2-2-and-an-immu is thrown from this method when the bitmap is immutable. The documentation doesn't say anything about decodeResource returning an immutable bitmap but clearly that must be the case. Is there a different call I can make to get a mutable bitmap reliably..
http://stackoverflow.com/questions/5109988/is-there-a-way-to-hide-the-system-bar-in-android-3-0-its-an-internal-device-an Android 2.3 and below you could make an application full screen and then hijack the menu back search buttons by just returning false onKeyDown ... and registering the app as a default home launcher application that way there's no way to exit the application...
Good way of getting the user's location in Android http://stackoverflow.com/questions/6181704/good-way-of-getting-the-users-location-in-android gps is old we can't trust it. use network location if networkIsOld Log.d TAG GPS is old Network is current returning network return networkLocation both are old return the newer of those two if gpslocation.getTime networkLocation.getTime.. both are old return the newer of those two if gpslocation.getTime networkLocation.getTime Log.d TAG Both are old returning gps newer return gpslocation else Log.d TAG Both are old returning network newer return networkLocation get the last known.. networkLocation.getTime Log.d TAG Both are old returning gps newer return gpslocation else Log.d TAG Both are old returning network newer return networkLocation get the last known location from a specific provider network gps private Location..
http://stackoverflow.com/questions/6218143/android-post-json-using-http that there was a mistake in the return type. The method signature was set to return a string but in this case it wasnt returning anything. I changed the signature to HttpResponse and will refer you to this link on Getting Response Body of HttpResponse..
Problem to load flv video in webview http://stackoverflow.com/questions/6596243/problem-to-load-flv-video-in-webview ADENDUM I believe there may be a way to bypass the security issues by intercepting the URL of the various files and returning the data directly from the assets folder using WebViewClient.shouldInterceptRequest but that requires API 11 so not suitable..
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager layout but I don't think these are useful. So how can I either a update the entire viewpager safely in one go ideally returning the user to the page he was on before it is ok that the user see the view change. Or preferably b call a function in each..
ViewPager and fragments ??what's the right way to store fragment's state? http://stackoverflow.com/questions/7951730/viewpager-and-fragments-whats-the-right-way-to-store-fragments-state FragmentPageAdapter.instantiateItem View int and save a reference to the fragment returned from the super call before returning it it has the logic to find the fragment if already present . For a fuller picture have a look at some of the source of..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically getItemPosition returns POSITION_UNCHANGED which means This object is fine where it is don't destroy or remove it. Returning POSITION_NONE fixes the problem by instead saying This object is no longer an item I'm displaying remove it. So it has the..
How to parse complex JSON file in android http://stackoverflow.com/questions/13576676/how-to-parse-complex-json-file-in-android hmBitmap.put flag tmpFile.getPath Storing the position of the image in the listview hmBitmap.put position position Returning the HashMap object containing the image path and position return hmBitmap catch Exception e e.printStackTrace return..
Android Speech Recognition as a service on Android 4.1 & 4.2 http://stackoverflow.com/questions/14940657/android-speech-recognition-as-a-service-on-android-4-1-4-2
Returning a memory mapped InputStream from a content provider? http://stackoverflow.com/questions/1542008/returning-a-memory-mapped-inputstream-from-a-content-provider a memory mapped InputStream from a content provider The the client side of a content provider consumer I can do something..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android response.getEntity catch Exception e Log.e Your App Name Here HttpUtils e Log.d Your App Name Here Returning value ret return ret public String sendGet String url httpGet new HttpGet url try response httpClient.execute httpGet catch..
Android - sendOrderedBroadcast help http://stackoverflow.com/questions/2943386/android-sendorderedbroadcast-help intent String action intent.getAction if GlobalData.PROPOSE_IN_DOMAIN_ROAM_INTENT.equals action Log.d BROADCAST Returning broadcast Bundle b intent.getExtras Log.d BROADCAST Returning broadcast b.getInt com.testnetworks.INT_TEST @Override.. action Log.d BROADCAST Returning broadcast Bundle b intent.getExtras Log.d BROADCAST Returning broadcast b.getInt com.testnetworks.INT_TEST @Override public void onReceive Context context Intent intent String action..
Retrieve Contact Phone Number From URI in Android http://stackoverflow.com/questions/3370628/retrieve-contact-phone-number-from-uri-in-android and checking phoneNumber cursor.getString phoneNumberIndex finally Log.v TAG In finally cursor.close Log.v TAG Returning phone number return phoneNumber Which returns null for a phone number which means it cannot find the row that I am trying..
Returning values from multiple selection ListView http://stackoverflow.com/questions/3464636/returning-values-from-multiple-selection-listview values from multiple selection ListView Edit Okay I found a solution. Don't know that it's the proper solution but it does..
What is meaning of boolean value returned from an event-handling method in Android http://stackoverflow.com/questions/3756383/what-is-meaning-of-boolean-value-returned-from-an-event-handling-method-in-andro of the events in that gesture. A gesture in this case means all events until the final ACTION_UP or ACTION_CANCEL . Returning false from an ACTION_DOWN means you do not want the event and other views will have the opportunity to handle it. If you..
Android: 3G to WIFI switch while in the middle on the app = loss of network connectivity http://stackoverflow.com/questions/4347507/android-3g-to-wifi-switch-while-in-the-middle-on-the-app-loss-of-network-conn 1 check the cache first String readyResponse ResponseCache.getInstance .get getUrl if readyResponse null Log.d LOG_TAG Returning CACHED server response for getUrl return readyResponse.getBytes try URL url new URL getUrl Log.i LOG_TAG Sending Request..
Android, Autocomplettextview, force text to be from the entry list http://stackoverflow.com/questions/5033246/android-autocomplettextview-force-text-to-be-from-the-entry-list text.toString 0 return true return false @Override public CharSequence fixText CharSequence invalidText Log.v Test Returning fixed text I'm just returning an empty string here so the field will be blanked but you could put any kind of action here..
Good way of getting the user's location in Android http://stackoverflow.com/questions/6181704/good-way-of-getting-the-users-location-in-android networkIsOld networkLocation.getTime old gps is current and available gps is better than network if gpsIsOld Log.d TAG Returning current GPS Location return gpslocation gps is old we can't trust it. use network location if networkIsOld Log.d TAG GPS..
How to disable copy/paste from/to EditText http://stackoverflow.com/questions/6275299/how-to-disable-copy-paste-from-to-edittext mode Menu menu return false public boolean onActionItemClicked ActionMode mode MenuItem item return false Returning false from onCreateActionMode ActionMode Menu will prevent the action mode from being started Select All Cut Copy and Paste..
SurfaceHolder.lockCanvas() Returning null http://stackoverflow.com/questions/6921412/surfaceholder-lockcanvas-returning-null Returning null I'm making a game and since I'm new to Android I based the design off of the example LunarLander code . In its design..
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