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2014/10/16 ¤W¤È 08:26:38
android Programming Glossary: tooHow ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works
Making TextView Scrollable in Android http://stackoverflow.com/questions/1748977/making-textview-scrollable-in-android I am displaying text in a textview that appears to be too long to fit into one screen. I need to make my TextView scrollable...
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 like to understand how to get the free memory of the phone too. java android memory memory management share improve this.. few numbers worth discussing and the remaining ones understood by few people and my questions of those few people about them.. processes are killed before the cached RAM is consumed too much by them to result in such paging. share improve this answer..
How can I get zoom functionality for images? http://stackoverflow.com/questions/2537238/how-can-i-get-zoom-functionality-for-images two ways overwriting ImageView that seems a little bit too much for such a common problem. using a webview but with less..
Sending and Parsing JSON in Android http://stackoverflow.com/questions/2818697/sending-and-parsing-json-in-android Maps. and at least Jackson allows binding to such things too perhaps GSON as well not sure JsonNode Map List if you really..
Change language programatically in Android http://stackoverflow.com/questions/2900023/change-language-programatically-in-android as phone UI. It was working via setting locale but was too buggy. And you have to set it every time you enter activity..
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 files exist and has write permissions. If download is too big you may want to implement a way to resume the download if..
http://stackoverflow.com/questions/3660209/display-animated-gif GIFs using android.graphics.Movie class. This is not too much documented but is in SDK Reference . Moreover it is used..
Android: Is application running in background? http://stackoverflow.com/questions/3667022/android-is-application-running-in-background before I posted an answer on the SO but hopefully it's not too late to admit my error. Another wrong solution Droid Fu library..
Android and XMPP: Currently available solutions http://stackoverflow.com/questions/4769020/android-and-xmpp-currently-available-solutions patched version of aSMACK. Finally there's aSMACK but that too hasn't been updated for quite some time as the site suggests..
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 ERROR dalvikvm heap 3896 6291456 byte external allocation too large for this process. 01 25 05 05 49.877 ERROR 3896 VM wont.. ERROR dalvikvm heap 4204 6291456 byte external allocation too large for this process. 01 25 22 13 18.694 ERROR 4204 VM won't..
Android YouTube app Play Video Intent http://stackoverflow.com/questions/574195/android-youtube-app-play-video-intent play a video in the YouTube native app you can download it too. To do this I need to know the Intent that the YouTube native..
How to set HttpResponse timeout for Android in Java http://stackoverflow.com/questions/693997/how-to-set-httpresponse-timeout-for-android-in-java know how to set the timeout in order to avoid waiting too long Thanks java android timeout httpresponse share improve..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context the Garbage Collector GC doesn't catch and therefor uses too much memory.. But can anyone please come up with some really.. gets garbage collected everything else flushes out too. The Application object remains for the lifetime of your process...
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list your implementation and idea of getView and maybe others too when they will find this question and answer . See further below..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation of Errors. By the way you will need the gyroscopes too. As for indoor positioning I have found these useful RSSI Based..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection int dx int e2.getX e1.getX don't accept the fling if it's too short as it may conflict with a button push if Math.abs dx MAJOR_MOVE..
How ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works
Making TextView Scrollable in Android http://stackoverflow.com/questions/1748977/making-textview-scrollable-in-android TextView Scrollable in Android I am displaying text in a textview that appears to be too long to fit into one screen. I need to make my TextView scrollable. How can i do that Here is the code final TextView tv..
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 I hope there is a way to do it. Plus I would like to understand how to get the free memory of the phone too. java android memory memory management share improve this question Note that memory usage on modern operating systems.. of the system. There is a lot of data here only the first few numbers worth discussing and the remaining ones understood by few people and my questions of those few people about them often resulting in conflicting explanations MemTotal 395144..
How can I get zoom functionality for images? http://stackoverflow.com/questions/2537238/how-can-i-get-zoom-functionality-for-images the user to zoom in and out and pan the image Until now I found two ways overwriting ImageView that seems a little bit too much for such a common problem. using a webview but with less control over the overall layout etc. android zoom imageview..
Sending and Parsing JSON in Android http://stackoverflow.com/questions/2818697/sending-and-parsing-json-in-android to your own POJOs not some half assed tree nodes or Lists and Maps. and at least Jackson allows binding to such things too perhaps GSON as well not sure JsonNode Map List if you really want these instead of 'real' objects share improve this answer..
Change language programatically in Android http://stackoverflow.com/questions/2900023/change-language-programatically-in-android but decided to settle to the fact that UI should be same as phone UI. It was working via setting locale but was too buggy. And you have to set it every time you enter activity each activity from my experience. here is a code if you still..
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 Make sure the directory were you are going to download files exist and has write permissions. If download is too big you may want to implement a way to resume the download if previous attempts failed. Users will be grateful if you allow..
http://stackoverflow.com/questions/3660209/display-animated-gif this question Android actually can decode and display animated GIFs using android.graphics.Movie class. This is not too much documented but is in SDK Reference . Moreover it is used in Samples in ApiDemos in BitmapDecode example with some animated..
Android: Is application running in background? http://stackoverflow.com/questions/3667022/android-is-application-running-in-background to remain the same in the future. I wish I had read this before I posted an answer on the SO but hopefully it's not too late to admit my error. Another wrong solution Droid Fu library mentioned in one of the answers uses ActivityManager.getRunningTasks..
Android and XMPP: Currently available solutions http://stackoverflow.com/questions/4769020/android-and-xmpp-currently-available-solutions android and from what I understand they are using their own patched version of aSMACK. Finally there's aSMACK but that too hasn't been updated for quite some time as the site suggests . Do you have any other suggestions or can you explain why..
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 is a ButtonImage . Here is my LogCat 01 25 05 05 49.877 ERROR 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.. 4204 resolveUri failed on bad bitmap uri 01 25 22 13 18.694 ERROR 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..
Android YouTube app Play Video Intent http://stackoverflow.com/questions/574195/android-youtube-app-play-video-intent YouTube videos for android. Now I want it so that if you play a video in the YouTube native app you can download it too. To do this I need to know the Intent that the YouTube native app puts out in order to play the YouTube app. I could do..
How to set HttpResponse timeout for Android in Java http://stackoverflow.com/questions/693997/how-to-set-httpresponse-timeout-for-android-in-java line HttpResponse response httpClient.execute method Does anyone know how to set the timeout in order to avoid waiting too long Thanks java android timeout httpresponse share improve this question In my example two timeouts are set. The connection..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context user tilts the phone or leave the app etc.. Which apparently the Garbage Collector GC doesn't catch and therefor uses too much memory.. But can anyone please come up with some really good coding examples where it would be the right thing to use..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list of recycling so you might figure out what is wrong with your implementation and idea of getView and maybe others too when they will find this question and answer . See further below for a code example just ignore the type part since this..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation problem but the gyro white noise see subsection 6.2.3 Propagation of Errors. By the way you will need the gyroscopes too. As for indoor positioning I have found these useful RSSI Based Indoor Localization and Tracking Using Sigma Point Kalman..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection e1 MotionEvent e2 float velocityX float velocityY int dx int e2.getX e1.getX don't accept the fling if it's too short as it may conflict with a button push if Math.abs dx MAJOR_MOVE Math.abs velocityX Math.absvelocityY if velocityX..
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