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2014/10/16 ¤W¤È 08:16:33
android Programming Glossary: isn'tHow 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 may also be having trouble because your background thread isn't on the UI thread I'd suggest making that mHandler volatile and..
How to disable orientation change in Android? http://stackoverflow.com/questions/1512045/how-to-disable-orientation-change-in-android in 2009 when I first answered the question and it really isn't a good idea now. See this answer by hackbod for reasons http..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app simply check data for null values because when ever it isn't null I'll know it was invoked by means of such a link. From..
HTML5 <video> element on Android http://stackoverflow.com/questions/1711078/html5-video-element-on-android HTML5 video example pages out there. Since there currently isn't support for QuickTime or Flash this is the only other thing..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent saves you having to write a new camera app but this code isn't great either. the big problems are you never get full sized..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android It sounds like you have a memory leak. The problem isn't handling many images it's that your images aren't getting deallocated..
Accepting a certificate for HTTPs on Android http://stackoverflow.com/questions/2012497/accepting-a-certificate-for-https-on-android using HttpClient. Trouble is that since the certificate isn't signed I keep getting javax.net.ssl.SSLException Not trusted..
How can I check the current status of the GPS receiver? http://stackoverflow.com/questions/2021176/how-can-i-check-the-current-status-of-the-gps-receiver if any of the satellites returns true for usedInFix isn't very helpful also. The system apparently loses the fix but still..
Using ZXing to create an android barcode scanning app http://stackoverflow.com/questions/2050263/using-zxing-to-create-an-android-barcode-scanning-app into the ZXing barcode scanner screen or crash if ZXing isn't installed . Once a barcode has been recognised you'll receive..
How to make an ImageView to have rounded corners http://stackoverflow.com/questions/2459916/how-to-make-an-imageview-to-have-rounded-corners the corners of your images. http www.ruibm.com p 184 This isn't my code but I've used it and it's works wonderfully. I used..
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 image in the ContentResolver database but that on its own isn't enough. Each image has about 18 columns of information ranging..
http://stackoverflow.com/questions/2634991/android-1-6-android-view-windowmanagerbadtokenexception-unable-to-add-window a dialog from onCreate which happens because the activity isn't created yet but this is coming from a call from a menu object..
Launching Google Maps Directions via an intent on Android http://stackoverflow.com/questions/2662531/launching-google-maps-directions-via-an-intent-on-android you are in the US you could use an unofficial way Since it isn't official I don't recommend using it . This will fire up Google.. mode. Haven't played with it since where I live it isn't available. Intent intent new Intent android.content.Intent.ACTION_VIEW..
Linear Layout and weight in Android http://stackoverflow.com/questions/2698817/linear-layout-and-weight-in-android Now I want to try it for the first time but it isn't working at all. As I understand it from the documentations this..
What is the simplest and most robust way to get the user's current location in Android? http://stackoverflow.com/questions/3145089/what-is-the-simplest-and-most-robust-way-to-get-the-users-current-location-in-a of the user's location. The app I'm working on isn't really a location app per se but it does need to get the user's..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery The kb file size of the image you're loading from the web isn't directly relevant. Since they're converted into bitmaps you..
Android: Resize a large bitmap file to scaled output file http://stackoverflow.com/questions/3331527/android-resize-a-large-bitmap-file-to-scaled-output-file inSampleSize 4 or to 778x518 if I use inSampleSize 5 which isn't even a power of 2 . I would also like to avoid reading the image..
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events pointerIndex Only move if the ScaleGestureDetector isn't processing a gesture. if mScaleDetector.isInProgress final..
Save ArrayList to SharedPreferences http://stackoverflow.com/questions/7057845/save-arraylist-to-sharedpreferences array this way. Is this possible Maybe SharedPreferences isn't the way to go about this Is there a simpler method android..
http://stackoverflow.com/questions/10051962/fragment-design-adapting-to-multiple-screen-layouts-by-showing-hiding-fragments How many layouts would I need to create I counted around 8 Isn't it too many permuations I do realize that the single activity..
How to create a Custom Dialog box in android? http://stackoverflow.com/questions/13341560/how-to-create-a-custom-dialog-box-in-android the activity manifest element. What is the meaning of that Isn't it too much to use Activity just for showing an error message..
Auto Version numbering your Android App using Git and Eclipse http://stackoverflow.com/questions/14895123/auto-version-numbering-your-android-app-using-git-and-eclipse
http://stackoverflow.com/questions/2636098/android-spinner-selection painful. I'd even say pain starts from its name Spinner . Isn't it a bit misleading As far as we're talking about it you should..
Convert a Bitmap to GrayScale in Android http://stackoverflow.com/questions/3373860/convert-a-bitmap-to-grayscale-in-android bitmap grayscale share improve this question Isn't that exactly what the code you're linking to does It takes a..
Programmatically update widget from activity? http://stackoverflow.com/questions/3455123/programmatically-update-widget-from-activity to trigger an update of my widget from the main activity. Isn't there some general intent I can broadcast android activity..
How to show a balloon above a marker in a MapActivity? Isn't there a widget? http://stackoverflow.com/questions/3880623/how-to-show-a-balloon-above-a-marker-in-a-mapactivity-isnt-there-a-widget to show a balloon above a marker in a MapActivity Isn't there a widget I dont get the point why I have to code so much..
Problems trying to build PocketSphinx for Android using NDK http://stackoverflow.com/questions/4505633/problems-trying-to-build-pocketsphinx-for-android-using-ndk in other locations. Surely I'm missing something simple. Isn't there somewhere I can set a Look in these locations for header..
Android - Calling a method in one activity from another, without starting new activity http://stackoverflow.com/questions/5086446/android-calling-a-method-in-one-activity-from-another-without-starting-new-ac and a button press in one calling a method in the other. Isn't it Or have I got that wrong SenderActivity and Listener1Activity...
http://stackoverflow.com/questions/6636050/logic-code-reuse-between-apps-for-android-and-other-platforms-to-contentprovide directly for example to use the Android Search Framework. Isn't that like duplicating the same functionality in multiple layers..
ACTION_BATTERY_CHANGED firing like crazy http://stackoverflow.com/questions/7624882/action-battery-changed-firing-like-crazy a second saying it's receiving ACTION_BATTERY_CHANGED. Isn't this only supposed to be broadcast for each percent decrease.. to register that receiver from an activity or a service. Isn't this only supposed to be broadcast for each percent decrease..
How to change the hosts file on android [closed] http://stackoverflow.com/questions/7794659/how-to-change-the-hosts-file-on-android I can do su in the console but cannot change the file. Isn't it strange that as super user I am not allowed to change some..
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 thread is trying to change the state on the old one. It may also be having trouble because your background thread isn't on the UI thread I'd suggest making that mHandler volatile and updating it when the orientation changes. share improve..
How to disable orientation change in Android? http://stackoverflow.com/questions/1512045/how-to-disable-orientation-change-in-android Update April 2013 Don't do this. It wasn't a good idea in 2009 when I first answered the question and it really isn't a good idea now. See this answer by hackbod for reasons http stackoverflow.com a 5336057 84021 Add android configChanges..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app this address Uri data getIntent .getData In my example I could simply check data for null values because when ever it isn't null I'll know it was invoked by means of such a link. From there I extract the instructions I need from the url to be able..
HTML5 <video> element on Android http://stackoverflow.com/questions/1711078/html5-video-element-on-android been able to successfully view a video on any of the HTML5 video example pages out there. Since there currently isn't support for QuickTime or Flash this is the only other thing I can think of for embedding mp4 video in a web page. Has anyone..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent e e.printStackTrace else u intent.getData this saves you having to write a new camera app but this code isn't great either. the big problems are you never get full sized images from the devices with the bug. you get pictures that..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android android memory memory leaks leak share improve this question It sounds like you have a memory leak. The problem isn't handling many images it's that your images aren't getting deallocated when your activity is destroyed. It's difficult to..
Accepting a certificate for HTTPs on Android http://stackoverflow.com/questions/2012497/accepting-a-certificate-for-https-on-android I'm trying to make Https connections on the Android phones using HttpClient. Trouble is that since the certificate isn't signed I keep getting javax.net.ssl.SSLException Not trusted server certificate . Now I've seen a bunch of solutions where..
How can I check the current status of the GPS receiver? http://stackoverflow.com/questions/2021176/how-can-i-check-the-current-status-of-the-gps-receiver counting all available satellites is of course useless. Checking if any of the satellites returns true for usedInFix isn't very helpful also. The system apparently loses the fix but still continue to report that there are several sats that are..
Using ZXing to create an android barcode scanning app http://stackoverflow.com/questions/2050263/using-zxing-to-create-an-android-barcode-scanning-app Pressing the button linked to mScan would launch directly into the ZXing barcode scanner screen or crash if ZXing isn't installed . Once a barcode has been recognised you'll receive the result in your Activity here in the contents variable...
How to make an ImageView to have rounded corners http://stackoverflow.com/questions/2459916/how-to-make-an-imageview-to-have-rounded-corners for this you can do the following code to manually round the corners of your images. http www.ruibm.com p 184 This isn't my code but I've used it and it's works wonderfully. I used it as a helper within an ImageHelper class and extended it just..
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 want with. This code works by getting the location of the image in the ContentResolver database but that on its own isn't enough. Each image has about 18 columns of information ranging from its filepath to 'date last modified' to the GPS coordinates..
http://stackoverflow.com/questions/2634991/android-1-6-android-view-windowmanagerbadtokenexception-unable-to-add-window have talked about having this problem when creating a dialog from onCreate which happens because the activity isn't created yet but this is coming from a call from a menu object and the appContext variable seems like it is correctly populated..
Launching Google Maps Directions via an intent on Android http://stackoverflow.com/questions/2662531/launching-google-maps-directions-via-an-intent-on-android to choose between opening it via browser or Google Maps. If you are in the US you could use an unofficial way Since it isn't official I don't recommend using it . This will fire up Google Maps in navigation mode. Haven't played with it since where.. recommend using it . This will fire up Google Maps in navigation mode. Haven't played with it since where I live it isn't available. Intent intent new Intent android.content.Intent.ACTION_VIEW Uri.parse google.navigation q an address city share..
Linear Layout and weight in Android http://stackoverflow.com/questions/2698817/linear-layout-and-weight-in-android read about this funny weight value in the Android documentations. Now I want to try it for the first time but it isn't working at all. As I understand it from the documentations this layout LinearLayout android layout_width fill_parent android..
What is the simplest and most robust way to get the user's current location in Android? http://stackoverflow.com/questions/3145089/what-is-the-simplest-and-most-robust-way-to-get-the-users-current-location-in-a an application that only needs an occasional and rough approximation of the user's location. The app I'm working on isn't really a location app per se but it does need to get the user's location in order to display a list of nearby businesses...
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery to 500K in size and stored in an arrayList of Drawables. The kb file size of the image you're loading from the web isn't directly relevant. Since they're converted into bitmaps you need to calculate width height 4 bytes per image for regular..
Android: Resize a large bitmap file to scaled output file http://stackoverflow.com/questions/3331527/android-resize-a-large-bitmap-file-to-scaled-output-file inSampleSize would resize the bitmap to 972x648 if I use inSampleSize 4 or to 778x518 if I use inSampleSize 5 which isn't even a power of 2 . I would also like to avoid reading the image using inSampleSize with for example 972x648 in a first..
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events final float x ev.getX pointerIndex final float y ev.getY pointerIndex Only move if the ScaleGestureDetector isn't processing a gesture. if mScaleDetector.isInProgress final float dx x mLastTouchX final float dy y mLastTouchY mPosX..
Save ArrayList to SharedPreferences http://stackoverflow.com/questions/7057845/save-arraylist-to-sharedpreferences but I can't figure out how to save my entire array this way. Is this possible Maybe SharedPreferences isn't the way to go about this Is there a simpler method android arraylist sharedpreferences share improve this question After..
http://stackoverflow.com/questions/10051962/fragment-design-adapting-to-multiple-screen-layouts-by-showing-hiding-fragments ActivityA Do I just create an altogether new ActivityD How many layouts would I need to create I counted around 8 Isn't it too many permuations I do realize that the single activity approach I proposed above might also not be a good fit for..
How to create a Custom Dialog box in android? http://stackoverflow.com/questions/13341560/how-to-create-a-custom-dialog-box-in-android an activity and set its theme to Theme.Holo.Dialog in the activity manifest element. What is the meaning of that Isn't it too much to use Activity just for showing an error message android android ui android dialog android dialogfragment..
Auto Version numbering your Android App using Git and Eclipse http://stackoverflow.com/questions/14895123/auto-version-numbering-your-android-app-using-git-and-eclipse
http://stackoverflow.com/questions/2636098/android-spinner-selection to the one you're going to set. Yes Spinner in Android is painful. I'd even say pain starts from its name Spinner . Isn't it a bit misleading As far as we're talking about it you should also be aware there's a bug Spinner may not restore not..
Convert a Bitmap to GrayScale in Android http://stackoverflow.com/questions/3373860/convert-a-bitmap-to-grayscale-in-android a easy efficient way to do it Thanks a lot android image processing bitmap grayscale share improve this question Isn't that exactly what the code you're linking to does It takes a color bitmap bmp creates a duplicate bitmap bm and then draws..
Programmatically update widget from activity? http://stackoverflow.com/questions/3455123/programmatically-update-widget-from-activity activity I know it's possible but I can't figure out a way to trigger an update of my widget from the main activity. Isn't there some general intent I can broadcast android activity widget share improve this question If you are using an AppWidgetProvider..
How to show a balloon above a marker in a MapActivity? Isn't there a widget? http://stackoverflow.com/questions/3880623/how-to-show-a-balloon-above-a-marker-in-a-mapactivity-isnt-there-a-widget to show a balloon above a marker in a MapActivity Isn't there a widget I dont get the point why I have to code so much for it. Like I dont want to care about... the position of..
Problems trying to build PocketSphinx for Android using NDK http://stackoverflow.com/questions/4505633/problems-trying-to-build-pocketsphinx-for-android-using-ndk the compiler starts yelling at me for header files missing in other locations. Surely I'm missing something simple. Isn't there somewhere I can set a Look in these locations for header files before blowing up flag I'm not a C C or a Linux guy..
Android - Calling a method in one activity from another, without starting new activity http://stackoverflow.com/questions/5086446/android-calling-a-method-in-one-activity-from-another-without-starting-new-ac it's just like having 2 activities running at the same time and a button press in one calling a method in the other. Isn't it Or have I got that wrong SenderActivity and Listener1Activity. In iOS I would just send an NSNotification from SenderActivity..
http://stackoverflow.com/questions/6636050/logic-code-reuse-between-apps-for-android-and-other-platforms-to-contentprovide layer Plus I would still need to use the ContentProvider directly for example to use the Android Search Framework. Isn't that like duplicating the same functionality in multiple layers Inverse of the above approach i.e implement the SQLite in..
ACTION_BATTERY_CHANGED firing like crazy http://stackoverflow.com/questions/7624882/action-battery-changed-firing-like-crazy my homescreen it begins firing off about 100 of those Log calls a second saying it's receiving ACTION_BATTERY_CHANGED. Isn't this only supposed to be broadcast for each percent decrease It actually caused my entire launcher to lag I had to uninstall.. The only way to listen for ACTION_BATTERY_CHANGED will be to register that receiver from an activity or a service. Isn't this only supposed to be broadcast for each percent decrease Where do you see that documented AFAIK ACTION_BATTERY_CHANGED..
How to change the hosts file on android [closed] http://stackoverflow.com/questions/7794659/how-to-change-the-hosts-file-on-android in the shell on the phone. But this didn't work either. I can do su in the console but cannot change the file. Isn't it strange that as super user I am not allowed to change some files android hosts share improve this question You have..
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