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2014/10/16 ¤W¤È 08:25:29
android Programming Glossary: sureHow do I get the current GPS location programmatically in Android? http://stackoverflow.com/questions/1513485/how-do-i-get-the-current-gps-location-programmatically-in-android though Reto Meier has one that should be current and I'm sure this stuff is covered in his book as well . Unfortunately you..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android message no matter how I navigate away from the app. I'm sure it's probably something simple like overriding onPause or something..
http://stackoverflow.com/questions/16636039/java-lang-classnotfoundexception-after-changing-nothing-in-the-project-but-upgra properties. Java Build Path. Choose Order export tab. Make sure that Android Private Libraries is selected. If you have referenced.. build tools installed. This many not be necessary but make sure you have android build tools installed. share improve this..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android of memory killer is tuned for a particular system to make sure that background processes are killed before the cached RAM is..
Trying to start a service on boot on Android http://stackoverflow.com/questions/2784441/trying-to-start-a-service-on-boot-on-android 2 In your application element be sure to use a fully qualified or relative class name for your BroadcastReceiver..
Sending and Parsing JSON in Android http://stackoverflow.com/questions/2818697/sending-and-parsing-json-in-android allows binding to such things too perhaps GSON as well not sure JsonNode Map List if you really want these instead of 'real'..
Launch custom android application from android browser http://stackoverflow.com/questions/2958701/launch-custom-android-application-from-android-browser the app installed they'll get a nasty error. And I'm not sure there's any way to check. Edit To answer your question you can..
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 know how to do the ProgressDialog but I'm not sure how to display the current progress and how to download the.. return false Method's name explains it all. Once you are sure DownloadManager is available you can do something like this.. whether user has an internet connection available Make sure you have the right permissions INTERNET and WRITE_EXTERNAL_STORAGE..
Any good graphing packages for Android? [closed] http://stackoverflow.com/questions/424752/any-good-graphing-packages-for-android
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 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..
Auto Scale TextView Text to Fit within Bounds http://stackoverflow.com/questions/5033012/auto-scale-textview-text-to-fit-within-bounds simply looking for a way to wrap the text I want to make sure it both wraps and is small enough to fit entirely on the screen... text shrink step by step with every recursion . But I'm sure somebody out there has found a good solution that doesn't involve.. I'm doing writing several heavy routines that parse and measure the text resize the text and repeat until a suitably small size..
http://stackoverflow.com/questions/649154/save-bitmap-to-location FileOutputStream but that requires a byte array. I am not sure how to convert if this is even the right way from Bitmap to..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for A. B will not be created until A's onPause returns so be sure to not do anything lengthy here. onStop Called when you are..
How to call Android contacts list? http://stackoverflow.com/questions/866769/how-to-call-android-contacts-list contacts share improve this question I'm not 100 sure what your sample code is supposed to do but the following snippet..
Can I download an SQLite db on /sdcard and access it from my Android app? http://stackoverflow.com/questions/1055188/can-i-download-an-sqlite-db-on-sdcard-and-access-it-from-my-android-app android sqlite download share improve this question Sure you can. The docs are a little conflicting about this as they..
Best practice for nested fragments in Android 4.0, 4.1 (<4.2) without using the support library http://stackoverflow.com/questions/15608935/best-practice-for-nested-fragments-in-android-4-0-4-1-4-2-without-using-the library. Nesting without ChildManager Solution Solution Sure I have been doing this for a long time now since the ViewPager..
android - onBackPressed() not working for me http://stackoverflow.com/questions/16691773/android-onbackpressed-not-working-for-me new AlertDialog.Builder this builder.setMessage Are you Sure want to close the Application.. .setCancelable false .setTitle..
Android / layout: how to create a header-content layout http://stackoverflow.com/questions/2002920/android-layout-how-to-create-a-header-content-layout its all happening H E A D E R C O N T E N T Sure its easy enough to create a LinearLayot add a View on the top..
issue with registration app in GCM http://stackoverflow.com/questions/20677709/issue-with-registration-app-in-gcm android gcm gcm share improve this question Sure there is a Registered apps link. Here it is EDIT Tried to access..
Why is Android WebView refusing user input? http://stackoverflow.com/questions/2083909/why-is-android-webview-refusing-user-input not having focus most likely the WebView not having focus. Sure enough adding the following line seemed to fix the problem webView.requestFocus..
Android: Have an arbitrary View slide under another View like the software keyboard does http://stackoverflow.com/questions/2259407/android-have-an-arbitrary-view-slide-under-another-view-like-the-software-keybo make sense at all android share improve this question Sure it makes sense I have a SlidingPanel demo that demonstrates..
How to display a Yes/No dialog box in Android? http://stackoverflow.com/questions/2478517/how-to-display-a-yes-no-dialog-box-in-android equivalent of the following if MessageBox.Show Are You Sure MessageBoxButtons.YesNo DialogResult.Yes Do something... Thanks..
Delete row in database table given one column value - which is a string http://stackoverflow.com/questions/3314176/delete-row-in-database-table-given-one-column-value-which-is-a-string in advance. android share improve this question Sure that works although I would recommend dbHelper.delete DATABASE_TABLE_2..
Android: trying to understand android:layout_weight http://stackoverflow.com/questions/3629331/android-trying-to-understand-androidlayout-weight get a percentage value 0..100 out of android layout_weight Sure. Make them add up to 100. For your percentage value you want..
Android: Possible to have multiple distinct Shared Preferences per app? http://stackoverflow.com/questions/3783848/android-possible-to-have-multiple-distinct-shared-preferences-per-app android share improve this question Sure If you use PreferenceManager.getDefaultSharedPreferences context..
How to keep an alertdialog open after button onclick is fired? http://stackoverflow.com/questions/4016313/how-to-keep-an-alertdialog-open-after-button-onclick-is-fired the dialog open. At the moment it closes automatically.. Sure this is very trivial thing to correct but can't find the answer..
Check USB Connection Status on Android http://stackoverflow.com/questions/4115041/check-usb-connection-status-on-android share improve this question Is this actually possible. Sure. Android broadcasts various Intents that you can listen to with..
Can i personalize the onTap() dialog of the items on my googlemapview?? (i wanna add a button on it) http://stackoverflow.com/questions/4448427/can-i-personalize-the-ontap-dialog-of-the-items-on-my-googlemapview-i-wanna android android mapview share improve this question Sure that's possible. This is how I do it. Do note that there's also..
Why is it impossible to use the Speech Recorder on the Android emulator? http://stackoverflow.com/questions/5472370/why-is-it-impossible-to-use-the-speech-recorder-on-the-android-emulator never worked for the emulator for anyone why put it there Surely this has worked for someone. Is there a way to make Speech.. version of DDMS with a logcat display at the bottom . Sure enough I receive the following exception upon clicking the Record..
Switching between network and GPS provider http://stackoverflow.com/questions/5505429/switching-between-network-and-gps-provider location locationlistener share improve this question Sure you just get the providers for the network and GPS and pass..
Drawing on Canvas and save image http://stackoverflow.com/questions/7401432/drawing-on-canvas-and-save-image can be written to the SD card EDIT to answer your comment Sure you can use XML to define your layout since DrawView extends..
A few questions about SQLite database cursors in Android http://stackoverflow.com/questions/7603647/a-few-questions-about-sqlite-database-cursors-in-android framework and some people seem to really dislike that. Sure it's additional learning and code but once you have a ContentProvider..
getExtractedText on inactive InputConnection warning on android http://stackoverflow.com/questions/8122625/getextractedtext-on-inactive-inputconnection-warning-on-android above provides a great indication of what is happening. Sure enough the InputConnection is overwhelmed by requests to clear..
How do I get the current GPS location programmatically in Android? http://stackoverflow.com/questions/1513485/how-do-i-get-the-current-gps-location-programmatically-in-android . Most of the other online tutorials are out of date though Reto Meier has one that should be current and I'm sure this stuff is covered in his book as well . Unfortunately you cannot just ask Android for your current position since GPS..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android to do for the simplest case but it always gives me the first message no matter how I navigate away from the app. I'm sure it's probably something simple like overriding onPause or something like that but I've been poking away in the docs for..
http://stackoverflow.com/questions/16636039/java-lang-classnotfoundexception-after-changing-nothing-in-the-project-but-upgra improve this question Right click on your project goto properties. Java Build Path. Choose Order export tab. Make sure that Android Private Libraries is selected. If you have referenced library project. do the same for the library project..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android this to avoid getting into bad paging states the Android out of memory killer is tuned for a particular system to make sure that background processes are killed before the cached RAM is consumed too much by them to result in such paging. share..
Trying to start a service on boot on Android http://stackoverflow.com/questions/2784441/trying-to-start-a-service-on-boot-on-android element uses permission android name android.permission.RECEIVE_BOOT_COMPLETED 2 In your application element be sure to use a fully qualified or relative class name for your BroadcastReceiver receiver android name com.example.MyBroadcastReceiver..
Sending and Parsing JSON in Android http://stackoverflow.com/questions/2818697/sending-and-parsing-json-in-android
Launch custom android application from android browser http://stackoverflow.com/questions/2958701/launch-custom-android-application-from-android-browser . The only downside to this is that if the user doesn't have the app installed they'll get a nasty error. And I'm not sure there's any way to check. Edit To answer your question you can use getIntent .getData which returns a Uri object. You can..
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 can download a file and show the current progress in a ProgressDialog. I know how to do the ProgressDialog but I'm not sure how to display the current progress and how to download the file in the first place. java android download android asynctask.. return list.size 0 catch Exception e return false Method's name explains it all. Once you are sure DownloadManager is available you can do something like this String url url you want to download DownloadManager.Request.. want your app to be robust. Here is a brief list You must check whether user has an internet connection available Make sure you have the right permissions INTERNET and WRITE_EXTERNAL_STORAGE also ACCESS_NETWORK_STATE if you want to check internet..
Any good graphing packages for Android? [closed] http://stackoverflow.com/questions/424752/any-good-graphing-packages-for-android
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 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 image button on the fly. So I just resized..
Auto Scale TextView Text to Fit within Bounds http://stackoverflow.com/questions/5033012/auto-scale-textview-text-to-fit-within-bounds it will fit within its getHeight and getWidth bounds. I'm not simply looking for a way to wrap the text I want to make sure it both wraps and is small enough to fit entirely on the screen. I've seen a few cases on StackOverflow where auto resizing.. which is memory intense and forces the user to watch the text shrink step by step with every recursion . But I'm sure somebody out there has found a good solution that doesn't involve what I'm doing writing several heavy routines that parse.. there has found a good solution that doesn't involve what I'm doing writing several heavy routines that parse and measure the text resize the text and repeat until a suitably small size has been found. What routines does TextView use to wrap..
http://stackoverflow.com/questions/649154/save-bitmap-to-location to find to save an image to a particular folder is to use FileOutputStream but that requires a byte array. I am not sure how to convert if this is even the right way from Bitmap to byte array so I can use a FileOutputStream to write the data...
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for in front of activity A this callback will be invoked on A. B will not be created until A's onPause returns so be sure to not do anything lengthy here. onStop Called when you are no longer visible to the user. You will next receive either..
How to call Android contacts list? http://stackoverflow.com/questions/866769/how-to-call-android-contacts-list NoteEdit.class startActivityForResult i ACTIVITY_CREATE android contacts share improve this question I'm not 100 sure what your sample code is supposed to do but the following snippet should help you 'call the contacts list function pick..
Can I download an SQLite db on /sdcard and access it from my Android app? http://stackoverflow.com/questions/1055188/can-i-download-an-sqlite-db-on-sdcard-and-access-it-from-my-android-app the need to reinstall upgrade the entire app. database android sqlite download share improve this question Sure you can. The docs are a little conflicting about this as they also say that no limitations are imposed. I think they should..
Best practice for nested fragments in Android 4.0, 4.1 (<4.2) without using the support library http://stackoverflow.com/questions/15608935/best-practice-for-nested-fragments-in-android-4-0-4-1-4-2-without-using-the course it was only naturally supported in 4.2 or the support library. Nesting without ChildManager Solution Solution Sure I have been doing this for a long time now since the ViewPager was announced . See below This is a Fragment that defers..
android - onBackPressed() not working for me http://stackoverflow.com/questions/16691773/android-onbackpressed-not-working-for-me method stub super.onBackPressed AlertDialog.Builder builder new AlertDialog.Builder this builder.setMessage Are you Sure want to close the Application.. .setCancelable false .setTitle EXIT .setNegativeButton No new DialogInterface.OnClickListener..
Android / layout: how to create a header-content layout http://stackoverflow.com/questions/2002920/android-layout-how-to-create-a-header-content-layout Think of it as a webpage where the content area is where its all happening H E A D E R C O N T E N T Sure its easy enough to create a LinearLayot add a View on the top and then another view below that tada But what Im after is..
issue with registration app in GCM http://stackoverflow.com/questions/20677709/issue-with-registration-app-in-gcm explain me how to do that Thanks android google api push notification android gcm gcm share improve this question Sure there is a Registered apps link. Here it is EDIT Tried to access the cloud console again this time the UI was different..
Why is Android WebView refusing user input? http://stackoverflow.com/questions/2083909/why-is-android-webview-refusing-user-input theorised that there was an issue somewhere with something not having focus most likely the WebView not having focus. Sure enough adding the following line seemed to fix the problem webView.requestFocus View.FOCUS_DOWN I'm still at a loss to explain..
Android: Have an arbitrary View slide under another View like the software keyboard does http://stackoverflow.com/questions/2259407/android-have-an-arbitrary-view-slide-under-another-view-like-the-software-keybo this exact thing with my own custom View. Does the question make sense at all android share improve this question Sure it makes sense I have a SlidingPanel demo that demonstrates the general technique. It's a bit more complicated than it needs..
How to display a Yes/No dialog box in Android? http://stackoverflow.com/questions/2478517/how-to-display-a-yes-no-dialog-box-in-android to be a .Net developer and I'm wondering is there any Android equivalent of the following if MessageBox.Show Are You Sure MessageBoxButtons.YesNo DialogResult.Yes Do something... Thanks for your input. android share improve this question..
Delete row in database table given one column value - which is a string http://stackoverflow.com/questions/3314176/delete-row-in-database-table-given-one-column-value-which-is-a-string this problem. Is my WHERE clause correct KEY_NAME myName Thanks in advance. android share improve this question Sure that works although I would recommend dbHelper.delete DATABASE_TABLE_2 KEY_NAME new String myName for safety reasons. That..
Android: trying to understand android:layout_weight http://stackoverflow.com/questions/3629331/android-trying-to-understand-androidlayout-weight weight share improve this question Is there a way to get a percentage value 0..100 out of android layout_weight Sure. Make them add up to 100. For your percentage value you want the android layout_height of the individual items within the..
Android: Possible to have multiple distinct Shared Preferences per app? http://stackoverflow.com/questions/3783848/android-possible-to-have-multiple-distinct-shared-preferences-per-app have multiple such files and which one to use for a given PreferenceActivity android share improve this question Sure If you use PreferenceManager.getDefaultSharedPreferences context it will create the file you mention. If you use context.getSharedPreferences..
How to keep an alertdialog open after button onclick is fired? http://stackoverflow.com/questions/4016313/how-to-keep-an-alertdialog-open-after-button-onclick-is-fired and the PIN is incorrect I want to display a Toast but keep the dialog open. At the moment it closes automatically.. Sure this is very trivial thing to correct but can't find the answer yet. Thanks.. android share improve this question Build..
Check USB Connection Status on Android http://stackoverflow.com/questions/4115041/check-usb-connection-status-on-android with this would be greatly appreciated. Thank you android share improve this question Is this actually possible. Sure. Android broadcasts various Intents that you can listen to with a BroadcastReceiver . Among these are ACTION_BATTERY_CHANGED..
Can i personalize the onTap() dialog of the items on my googlemapview?? (i wanna add a button on it) http://stackoverflow.com/questions/4448427/can-i-personalize-the-ontap-dialog-of-the-items-on-my-googlemapview-i-wanna text lines. how can i do it i can't find nothing on google android android mapview share improve this question Sure that's possible. This is how I do it. Do note that there's also a setNeutralButton possible. That's 3 buttons you can use..
Why is it impossible to use the Speech Recorder on the Android emulator? http://stackoverflow.com/questions/5472370/why-is-it-impossible-to-use-the-speech-recorder-on-the-android-emulator sections of the host's audio device. Also if Speech Recorder never worked for the emulator for anyone why put it there Surely this has worked for someone. Is there a way to make Speech Recorder work for me too I am using Windows XP 32 bit and my.. typing ddms.bat at the command line to launch a stand alone version of DDMS with a logcat display at the bottom . Sure enough I receive the following exception upon clicking the Record button 03 29 14 16 58.195 ERROR AudioRecord 303 Could..
Switching between network and GPS provider http://stackoverflow.com/questions/5505429/switching-between-network-and-gps-provider network in providing a location fix android geolocation gps location locationlistener share improve this question Sure you just get the providers for the network and GPS and pass whichever you want to locationManager.requestLocationUpdates..
Drawing on Canvas and save image http://stackoverflow.com/questions/7401432/drawing-on-canvas-and-save-image compress method of Bitmap to create an OutputStream which can be written to the SD card EDIT to answer your comment Sure you can use XML to define your layout since DrawView extends View you can use it in your layout xml file. An example for..
A few questions about SQLite database cursors in Android http://stackoverflow.com/questions/7603647/a-few-questions-about-sqlite-database-cursors-in-android that LoaderManager relies heavily on the ContentProvider framework and some people seem to really dislike that. Sure it's additional learning and code but once you have a ContentProvider for your own data even if only used privately in your..
getExtractedText on inactive InputConnection warning on android http://stackoverflow.com/questions/8122625/getextractedtext-on-inactive-inputconnection-warning-on-android button. Ex editText.setText null The last line in my logcat above provides a great indication of what is happening. Sure enough the InputConnection is overwhelmed by requests to clear the text. I tried modifying the code to check for text length..
Android app fail to start after adding admob http://stackoverflow.com/questions/15550718/android-app-fail-to-start-after-adding-admob download hl de unzip the file into a directory no 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..
Using AudioTrack in Android to play a WAV file http://stackoverflow.com/questions/3925030/using-audiotrack-in-android-to-play-a-wav-file SD card and reading the contents doesn't seem to be a problem but when I play the file with parameters I'm only PRETTY SURE are right I get a few seconds of white noise before the sound seems to resolve itself into something that just may be right...
Android: How do I force the update of all widgets of a particular kind http://stackoverflow.com/questions/8304387/android-how-do-i-force-the-update-of-all-widgets-of-a-particular-kind data context.sendBroadcast updateIntent If using this method with multiple providers MAKE SURE they use different keys. Otherwise you may find widget a's code updating widget b and that can have some bizarre consequences...
Download and Extract Zip File in Android http://stackoverflow.com/questions/9324103/download-and-extract-zip-file-in-android static ZipEntry zipEntry public static void startUnzipping Context 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.. 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 DEBUG In startUnzipping.. INPUT STREAM OF A ZIPPED FILE FROM ASSETS FOLDER AS WELL.. IN THAT CASE JUST PASS THAT INPUTSTEAM OVER HERE...MAKE SURE YOU HAVE SET STREAM CONTENT LENGTH OF THE SAME.. ZipInputStream zipInputStream new ZipInputStream urlConnection.getInputStream..
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