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2014/10/16 ¤W¤È 08:17:51
android Programming Glossary: letIs there any way to run Python on Android? http://stackoverflow.com/questions/101754/is-there-any-way-to-run-python-on-android Android but since Jython exists does anybody know a way to let the snake and the robot work together python android ase android..
How ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works if you had a checkbox and if you check it at position 0 let say item1 has also a checkbox and you checked it so when you..
Android Studio installation on Windows 7 fails, no JDK found http://stackoverflow.com/questions/16574189/android-studio-installation-on-windows-7-fails-no-jdk-found like that. However I found nothing. I hope some of you can let me know if you were able to install this or if you are having..
http://stackoverflow.com/questions/1667278/parsing-query-strings-in-java query strings in Java Java EE has ServletRequest.getParameterValues . On non EE platforms URL.getQuery.. the nuances is non trivial. It is far better to let some platform library coder do the hard work and do the fixing..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app like myApp and then register something that would let my app handle that protocol. If this is indeed the best way.. a bit simpler. Besides the default intent filter I simply let my target activity listen to ACTION_VIEW intents and specifically..
How to make a nice looking ListView filter on Android [closed] http://stackoverflow.com/questions/1737009/how-to-make-a-nice-looking-listview-filter-on-android inputType text android maxLines 1 Set height to 0 and let the weight param expand it Note the use of the default ID This.. weight param expand it Note the use of the default ID This lets us use a ListActivity still ListView android id @android id..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent Intent We are trying to use the native camera app to let the user take a new picture. It works just fine if we leave.. getContentResolver fi.getAbsolutePath null null if fi.delete Log.i logMarker Failed to delete fi catch FileNotFoundException.. null null if fi.delete Log.i logMarker Failed to delete fi catch FileNotFoundException e e.printStackTrace else..
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 is really not clear. Add on top of that paging out to disk let alone swap which we don't use on Android and it is even less..
Change language programatically in Android http://stackoverflow.com/questions/2900023/change-language-programatically-in-android request a resource in an specific language I would like to let the user change the language of the app from the app. android..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working changes Activity is restarted and then my AsyncTask is completed I want to dismiss the progess dialog and start a new Activity... it is still in the foreground or raise a Notification to let the user know if the work has been done. Here is a blog post..
creating a system overlay (always on top) button in android http://stackoverflow.com/questions/4481226/creating-a-system-overlay-always-on-top-button-in-android solution. But it works. If you can improve it please let me know. OnCreate of your Service I have used WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH..
Android Min SDK Version vs. Target SDK Version http://stackoverflow.com/questions/4568267/android-min-sdk-version-vs-target-sdk-version between Min and Target SDK version Eclipse won't let me create a new project unless Min and Target versions are the..
Enable GPS programatically like Tasker http://stackoverflow.com/questions/4721449/enable-gps-programatically-like-tasker you have to forward to location preferences screen and let the user enable disable it. I understand that however I recently..
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 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.. 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..
How to get IP address of the device? http://stackoverflow.com/questions/6064510/how-to-get-ip-address-of-the-device I've run this code only in few devices and Emulator but let me know here if you find weird results. AndroidManifest.xml.. String.format 02X mac idx if buf.length 0 buf.deleteCharAt buf.length 1 return buf.toString catch Exception ex..
http://stackoverflow.com/questions/6218143/android-post-json-using-http knows of a good Android book that deals with this please let me know. Thanks again for the help @terrance here is the code..
Replace Fragment inside a ViewPager http://stackoverflow.com/questions/7723964/replace-fragment-inside-a-viewpager switch fragments. I think this is a good thing though to let your fragment adapter handle all fragment switches and calls..
http://stackoverflow.com/questions/995514/https-connection-android but if you want an actual handshake to occur you have to let android know of your certificate. If you want to just accept..
http://stackoverflow.com/questions/10593987/android-ndk-linking 2nd library and link it to my main library in android ndk. Let me see if I am of any use to you. The following is how I create..
Android Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming @Override public boolean onTouchEvent MotionEvent ev Let the ScaleGestureDetector inspect all events. mScaleDetector.onTouchEvent..
How to pause / sleep thread or process in Android? http://stackoverflow.com/questions/1520887/how-to-pause-sleep-thread-or-process-in-android Android I want to make a pause between two lines of code Let me explain a bit the user clicks a button a card in fact and..
Dialogs / AlertDialogs: How to “block execution” while dialog is up (.NET-style) http://stackoverflow.com/questions/2028697/dialogs-alertdialogs-how-to-block-execution-while-dialog-is-up-net-style reason is that I cannot continue the normal execution . Let me take an example Let me take an example int nextStep 0 this.. continue the normal execution . Let me take an example Let me take an example int nextStep 0 this variable will not be..
How to get current memory usage in android? http://stackoverflow.com/questions/3170691/how-to-get-current-memory-usage-in-android improve this question Thank you. Its done and it works Let me tell you what I did So others who visit this thread can come..
Horizontal ListView in Android? http://stackoverflow.com/questions/3240331/horizontal-listview-in-android
Getting View's coordinates relative to the root layout http://stackoverflow.com/questions/3619693/getting-views-coordinates-relative-to-the-root-layout return myView.getTop getRelativeTop View myView.getParent Let me know if that works. It should recursively just add the top..
Is it possible to add an array or object to SharedPreferences on Android http://stackoverflow.com/questions/3876680/is-it-possible-to-add-an-array-or-object-to-sharedpreferences-on-android do something similar to read the key value pairs again. Let me know if this works. Update If you're using API level 11 or..
How can I make a horizontal ListView in Android? [duplicate] http://stackoverflow.com/questions/3877040/how-can-i-make-a-horizontal-listview-in-android
Intercept back button from soft keyboard http://stackoverflow.com/questions/3940127/intercept-back-button-from-soft-keyboard performSearch return true return false Let the layout know we are going to be overriding the back button..
How to programatically create and read WEP/EAP WiFi configurations in Android? http://stackoverflow.com/questions/4374862/how-to-programatically-create-and-read-wep-eap-wifi-configurations-in-android members inside a class Well this is what we need don't we Let's check the code example now which shows how to read a EAP WiFi.. These are the fields we are really interested in try Let the magic start Class wcClasses WifiConfiguration.class.getClasses..
Change ListView background - strange behaviour http://stackoverflow.com/questions/4583349/change-listview-background-strange-behaviour onclick background image share improve this question Let me show you the code that I use for every ListView and properly..
Cannot Make Static Reference to Non-Static Method http://stackoverflow.com/questions/4969171/cannot-make-static-reference-to-non-static-method on different data spaces instance data and class data Let me try and explain. Consider this class psuedocode class Test..
Facebook Android Generate Key Hash http://stackoverflow.com/questions/5306009/facebook-android-generate-key-hash
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events @Override public boolean onTouchEvent MotionEvent ev Let the ScaleGestureDetector inspect all events. mScaleDetector.onTouchEvent..
http://stackoverflow.com/questions/6828703/difference-about-sax-and-dom understand the meaning about event based and tree model. Let me exaplain what I have understood event based means some kind..
http://stackoverflow.com/questions/7156752/multiple-screen-resolution happening here float widthInPercentage float 280 320 100 Let me explain 280 is the width of my LinearLayout and 320 is the..
Android app out of memory issues - tried everything and still at a loss http://stackoverflow.com/questions/7536988/android-app-out-of-memory-issues-tried-everything-and-still-at-a-loss Back to them via onCreate and onRestoreInstanceState . Let alone this even if I do P1 B1 Back B1 Back B1 I still get a..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection to Code Shogun whose code I adapted to my situation. Let your activity implement OnClickListener as usual public class..
Is there any way to run Python on Android? http://stackoverflow.com/questions/101754/is-there-any-way-to-run-python-on-android API. Of course there is nothing official about Python on Android but since Jython exists does anybody know a way to let the snake and the robot work together python android ase android scripting share improve this question How about Kivy..
How ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works in place of item 8 and you can observe that as in mine code if you had a checkbox and if you check it at position 0 let say item1 has also a checkbox and you checked it so when you scroll down you will see item 8 checkbox is already checked..
Android Studio installation on Windows 7 fails, no JDK found http://stackoverflow.com/questions/16574189/android-studio-installation-on-windows-7-fails-no-jdk-found I could configure for this ANDROID_STUDIO_JDK or something like that. However I found nothing. I hope some of you can let me know if you were able to install this or if you are having problems as well. java android installation jdk android studio..
http://stackoverflow.com/questions/1667278/parsing-query-strings-in-java query strings in Java Java EE has ServletRequest.getParameterValues . On non EE platforms URL.getQuery simply returns a string. What's the normal way to properly.. is a well defined problem but reading the spec and understanding the nuances is non trivial. It is far better to let some platform library coder do the hard work and do the fixing for you rant java android parsing url share improve this..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app would be possible to set the protocol of the href value to something like myApp and then register something that would let my app handle that protocol. If this is indeed the best way I'd like to know how that is done but I'm hoping there's an.. link to be handled by my own app there is a solution that is a bit simpler. Besides the default intent filter I simply let my target activity listen to ACTION_VIEW intents and specifically those with the scheme com.package.name intent filter category..
How to make a nice looking ListView filter on Android [closed] http://stackoverflow.com/questions/1737009/how-to-make-a-nice-looking-listview-filter-on-android layout_height wrap_content android hint type to filter android inputType text android maxLines 1 Set height to 0 and let the weight param expand it Note the use of the default ID This lets us use a ListActivity still ListView android id @android.. text android maxLines 1 Set height to 0 and let the weight param expand it Note the use of the default ID This lets us use a ListActivity still ListView android id @android id list android layout_width fill_parent android layout_height..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent ACTION_IMAGE_CAPTURE Intent We are trying to use the native camera app to let the user take a new picture. It works just fine if we leave out the EXTRA_OUTPUT extra and returns the small Bitmap image... android.provider.MediaStore.Images.Media.insertImage getContentResolver fi.getAbsolutePath null null if fi.delete Log.i logMarker Failed to delete fi catch FileNotFoundException e e.printStackTrace else u intent.getData this.. getContentResolver fi.getAbsolutePath null null if fi.delete Log.i logMarker Failed to delete fi catch FileNotFoundException e e.printStackTrace else u intent.getData this saves you having to write a new camera..
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 multiple processes. So how much memory a processes uses is really not clear. Add on top of that paging out to disk let alone swap which we don't use on Android and it is even less clear. Thus if you were to take all of the physical RAM actually..
Change language programatically in Android http://stackoverflow.com/questions/2900023/change-language-programatically-in-android still using Android resources If not is it possible to request a resource in an specific language I would like to let the user change the language of the app from the app. android localization resources share improve this question It's..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working display a progress dialog while downlaoding. Orientation changes Activity is restarted and then my AsyncTask is completed I want to dismiss the progess dialog and start a new Activity. But calling dismissDialog sometimes throws an exception..
creating a system overlay (always on top) button in android http://stackoverflow.com/questions/4481226/creating-a-system-overlay-always-on-top-button-in-android android ui share improve this question This might be a stupid solution. But it works. If you can improve it please let me know. OnCreate of your Service I have used WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH flag. This is the only..
Android Min SDK Version vs. Target SDK Version http://stackoverflow.com/questions/4568267/android-min-sdk-version-vs-target-sdk-version comes to developing applications for Android what is the difference between Min and Target SDK version Eclipse won't let me create a new project unless Min and Target versions are the same android eclipse share improve this question android..
Enable GPS programatically like Tasker http://stackoverflow.com/questions/4721449/enable-gps-programatically-like-tasker is always the same You can't for security privacy reasons you have to forward to location preferences screen and let the user enable disable it. I understand that however I recently bought Tasker from the market and among many other things..
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 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 Uncaught handler thread main exiting due to uncaught.. 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 allocPixelRef failed android image memory..
How to get IP address of the device? http://stackoverflow.com/questions/6064510/how-to-get-ip-address-of-the-device how could read value from the special linux android file. I've run this code only in few devices and Emulator but let me know here if you find weird results. AndroidManifest.xml permissions uses permission android name android.permission.INTERNET.. buf new StringBuilder for int idx 0 idx mac.length idx buf.append String.format 02X mac idx if buf.length 0 buf.deleteCharAt buf.length 1 return buf.toString catch Exception ex for now eat exceptions return try this is so Linux hack return..
http://stackoverflow.com/questions/6218143/android-post-json-using-http exactly is happening and why it is done that way. If anyone knows of a good Android book that deals with this please let me know. Thanks again for the help @terrance here is the code I described below public void shNameVerParams throws Exception..
Replace Fragment inside a ViewPager http://stackoverflow.com/questions/7723964/replace-fragment-inside-a-viewpager FirstPageFragment which will be called when it is time to switch fragments. I think this is a good thing though to let your fragment adapter handle all fragment switches and calls to ViewPager and FragmentManager . Third FragmentPagerAdapter..
http://stackoverflow.com/questions/995514/https-connection-android android ssl share improve this question I'm making a guess but if you want an actual handshake to occur you have to let android know of your certificate. If you want to just accept no matter what then use this pseudo code to get what you need..
http://stackoverflow.com/questions/10593987/android-ndk-linking improve this question I just learnt how to compile a 2nd library and link it to my main library in android ndk. Let me see if I am of any use to you. The following is how I create my 2nd library In my case I build bullet physics library..
Android Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming 32 255 255 255 backgroundPaint.setStyle Paint.Style.FILL @Override public boolean onTouchEvent MotionEvent ev Let the ScaleGestureDetector inspect all events. mScaleDetector.onTouchEvent ev final int action ev.getAction switch action..
How to pause / sleep thread or process in Android? http://stackoverflow.com/questions/1520887/how-to-pause-sleep-thread-or-process-in-android to pause sleep thread or process in Android I want to make a pause between two lines of code Let me explain a bit the user clicks a button a card in fact and I show it by changing the background of this button thisbutton.setBackgroundResource..
Dialogs / AlertDialogs: How to “block execution” while dialog is up (.NET-style) http://stackoverflow.com/questions/2028697/dialogs-alertdialogs-how-to-block-execution-while-dialog-is-up-net-style the onClick methods as suggested below is not gonna work. The reason is that I cannot continue the normal execution . Let me take an example Let me take an example int nextStep 0 this variable will not be reached from within the onClick methods.. suggested below is not gonna work. The reason is that I cannot continue the normal execution . Let me take an example Let me take an example int nextStep 0 this variable will not be reached from within the onClick methods AlertDialog.Builder..
How to get current memory usage in android? http://stackoverflow.com/questions/3170691/how-to-get-current-memory-usage-in-android memory usage in android android memory management share improve this question Thank you. Its done and it works Let me tell you what I did So others who visit this thread can come to know the steps parse proc meminfo command. You can find..
Horizontal ListView in Android? http://stackoverflow.com/questions/3240331/horizontal-listview-in-android
Getting View's coordinates relative to the root layout http://stackoverflow.com/questions/3619693/getting-views-coordinates-relative-to-the-root-layout myView.getRootView return myView.getTop else return myView.getTop getRelativeTop View myView.getParent Let me know if that works. It should recursively just add the top and left positions from each parent container. You could also..
Is it possible to add an array or object to SharedPreferences on Android http://stackoverflow.com/questions/3876680/is-it-possible-to-add-an-array-or-object-to-sharedpreferences-on-android s nameIcons.get s keyValuesEditor.commit You would do something similar to read the key value pairs again. Let me know if this works. Update If you're using API level 11 or later there is a method to write out a String Set share..
How can I make a horizontal ListView in Android? [duplicate] http://stackoverflow.com/questions/3877040/how-can-i-make-a-horizontal-listview-in-android
Intercept back button from soft keyboard http://stackoverflow.com/questions/3940127/intercept-back-button-from-soft-keyboard v int actionId KeyEvent event if actionId EditorInfo.IME_ACTION_SEARCH performSearch return true return false Let the layout know we are going to be overriding the back button SearchLayout.setSearchActivity this Obviously the initInputField..
How to programatically create and read WEP/EAP WiFi configurations in Android? http://stackoverflow.com/questions/4374862/how-to-programatically-create-and-read-wep-eap-wifi-configurations-in-android Importantly Reflection can help you access private data members inside a class Well this is what we need don't we Let's check the code example now which shows how to read a EAP WiFi configuration using Reflection Api. As a bonus the snippet.. write to ReadConfigLog.txt e.getMessage reflection magic These are the fields we are really interested in try Let the magic start Class wcClasses WifiConfiguration.class.getClasses null for overzealous java compiler Class wcEnterpriseField..
Change ListView background - strange behaviour http://stackoverflow.com/questions/4583349/change-listview-background-strange-behaviour please tell me. Thanks in advance java android listview onclick background image share improve this question Let me show you the code that I use for every ListView and properly controlling the click event for changing the background..
Cannot Make Static Reference to Non-Static Method http://stackoverflow.com/questions/4969171/cannot-make-static-reference-to-non-static-method SomeClass.final And the two cannot work together as they operate on different data spaces instance data and class data Let me try and explain. Consider this class psuedocode class Test string somedata 99 string getText return somedata static string..
Facebook Android Generate Key Hash http://stackoverflow.com/questions/5306009/facebook-android-generate-key-hash
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events new ScaleGestureDetector context new ScaleListener @Override public boolean onTouchEvent MotionEvent ev Let the ScaleGestureDetector inspect all events. mScaleDetector.onTouchEvent ev final int action ev.getAction switch action..
http://stackoverflow.com/questions/6828703/difference-about-sax-and-dom and DOM . SAX is event based and DOM is tree model. I did not understand the meaning about event based and tree model. Let me exaplain what I have understood event based means some kind of events happens to the node.Like when we click particular..
http://stackoverflow.com/questions/7156752/multiple-screen-resolution layoutParams Now might be some people are wondering what is happening here float widthInPercentage float 280 320 100 Let me explain 280 is the width of my LinearLayout and 320 is the width of my device screen on which i'm developing i know currently..
Android app out of memory issues - tried everything and still at a loss http://stackoverflow.com/questions/7536988/android-app-out-of-memory-issues-tried-everything-and-still-at-a-loss these earlier activities to die and be resurrected if I ever Back to them via onCreate and onRestoreInstanceState . Let alone this even if I do P1 B1 Back B1 Back B1 I still get a crash. This indicates some sort of a memory leak yet even after..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection gesture recognition share improve this question Thanks to Code Shogun whose code I adapted to my situation. Let your activity implement OnClickListener as usual public class SelectFilterActivity extends Activity implements OnClickListener..
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