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2014/10/16 ¤W¤È 08:10:01
android Programming Glossary: anywayDo fragments really need an empty constructor? http://stackoverflow.com/questions/10450348/do-fragments-really-need-an-empty-constructor do. You shouldn't really be overriding the constructor anyway. You should have a newInstance static method defined and pass..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically fragment has not been recreated but needs to be updated anyway Updates to a living fragment are best handled by the fragment..
How to fetch Android Market data when there is no API? http://stackoverflow.com/questions/1308346/how-to-fetch-android-market-data-when-there-is-no-api few websites that have managed to compile this information anyway. My question is How is this being done A couple of guesses...
http://stackoverflow.com/questions/1728476/does-android-support-jdbc you would need to write your own JDBC driver for SQLite anyway wrapping the API Android already supplies since I suspect the..
Android ListView Selector Color http://stackoverflow.com/questions/2038040/android-listview-selector-color retrieve the colour directly from a ColorDrawable anyway. As for setting the colour you need a StateListDrawable as described..
Android Camera without Preview http://stackoverflow.com/questions/2386025/android-camera-without-preview kind of visual substitution not real time camera stream. anyway you can simply resize preview surface to 1x1 pixels and put..
http://stackoverflow.com/questions/3007998/on-logout-clear-activity-history-stack-preventing-back-button-from-opening-l not accomplish my goal either and seems to have no effect anyway . I believe I need to either clear the history stack or finish..
http://stackoverflow.com/questions/3591784/android-get-width-returns-0 yet. I doubt you want to be doing what you are doing anyway widgets being animated do not change their clickable areas and..
Android - Camera preview is sideways http://stackoverflow.com/questions/3841122/android-camera-preview-is-sideways mode. Its disabled by default So I was wondering is there anyway to just change the orientation of the Preview And leave the.. of my Activity correctly displayed in Portrait mode Or anyway to rotate the preview so that it is displayed correctly android..
Upgraded to SDK 2.3 - now no emulators have connectivity http://stackoverflow.com/questions/4376553/upgraded-to-sdk-2-3-now-no-emulators-have-connectivity any reference to this in the release notes but I did it anyway. I'm totally stuck now. Please can anyone suggest what the problem..
How to set text color of TextView in code? http://stackoverflow.com/questions/4602902/how-to-set-text-color-of-textview-in-code sanity check I just tried it because I had a project open anyway and yes it's nice and red D This is a surprisingly popular question..
Can the Android emulator record and play back audio using pc hardware? http://stackoverflow.com/questions/5254994/can-the-android-emulator-record-and-play-back-audio-using-pc-hardware have an android phone but i'm trying to develop for it anyway. The only way to test my application at the moment is to use..
Modifying the Android seekbar widget to operate vertically http://stackoverflow.com/questions/631238/modifying-the-android-seekbar-widget-to-operate-vertically I've created a solution which works at least for me anyway and creates a vertical SeekBar. http hackskrieg.wordpress.com..
Android/SQLite IN clause and placeholders http://stackoverflow.com/questions/7418849/android-sqlite-in-clause-and-placeholders int len if len 1 It will lead to an invalid query anyway .. throw new RuntimeException No placeholders else StringBuilder..
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 but in this Badge activity there is really only 1 adapter anyway but I wanted to mention this fact either way . I've gone through..
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 a view which could be reused. If you're using them anyway to solve your problem you probably didn't understand the process..
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 so crazy and not so unlike the normal way to use fragments anyway above . It is difficult to obtain a reference otherwise because..
NoClassDefFoundError for code in an Java library on Android http://stackoverflow.com/questions/8678630/noclassdeffounderror-for-code-in-an-java-library-on-android to something else. It wasn't the real classname anyway. My bad... android noclassdeffounderror share improve this..
how to use LocalBroadcastManager? http://stackoverflow.com/questions/8802157/how-to-use-localbroadcastmanager share improve this question I'll answer this anyway. Just in case someone needs it. ReceiverActivity.java An activity..
Problems with Android Fragment back stack http://stackoverflow.com/questions/12529499/problems-with-android-fragment-back-stack counter intuitive perhaps coming from the iOS world . Anyway if i do it this way when I go from 1 2 and press back I arrive..
How to set ringtone in Android from my activity? http://stackoverflow.com/questions/1271777/how-to-set-ringtone-in-android-from-my-activity myActivity RingtoneManager.TYPE_RINGTONE newUri Anyway I do not totally understand what this code is doing. The Ringtone.. you need to add the sdcard file into the database first. Anyway how does mediastore maintain its ids This number can get really..
Google maps api v2 custom infowindow like in original android google maps http://stackoverflow.com/questions/14123243/google-maps-api-v2-custom-infowindow-like-in-original-android-google-maps how it works even in the original Google Maps app. Anyway I wrote myself a custom class which handles the buttons state..
Pop up window over Android native incoming call screen like true caller Android app http://stackoverflow.com/questions/15683952/pop-up-window-over-android-native-incoming-call-screen-like-true-caller-android for but I will get back to all I am working upon it. Anyway this code works for most Android phones. If anybody is going..
Observing changes in android content observer for Audio.Media.EXTERNAL_CONTENT_URI http://stackoverflow.com/questions/15899110/observing-changes-in-android-content-observer-for-audio-media-external-content-u it could be that FileObserver is based exactly on it. Anyway both these approaches are low level and will require more time..
http://stackoverflow.com/questions/18068627/logcat-message-the-google-play-services-resources-were-not-found-check-your-pr provider via cell tower. So I checked Location Services. Anyway the problem turned out to be that on my S3 under Location Services..
http://stackoverflow.com/questions/2720164/android-process-killer friends don't let friends use task killers in Android. Anyway to answer your question the ActivityManager is what most of..
Get the co-ordinates of a touch event on Android http://stackoverflow.com/questions/2939332/get-the-co-ordinates-of-a-touch-event-on-android Edit I tried my code and indeed there were a few errors. Anyway with the layout I give you here it works on my emulator. Can..
http://stackoverflow.com/questions/3197335/restful-api-service and would appreciate being told where I'm going wrong. Anyway code in mostly full really didn't want to put this much code..
android: using ActivityGroup to embed activities http://stackoverflow.com/questions/3265265/android-using-activitygroup-to-embed-activities just a bit more complicated than I think it should be. Anyway I got most of this information by looking at the TabHost code..
Intercept back button from soft keyboard http://stackoverflow.com/questions/3940127/intercept-back-button-from-soft-keyboard imm.hideSoftInputFromWindow mInputField.getWindowToken 0 Anyway here is my override of the RelativeLayout. package com.michaelhradek.superapp.utilities..
How to duplicate an SDK-sample project into workspace? http://stackoverflow.com/questions/4928784/how-to-duplicate-an-sdk-sample-project-into-workspace about this Why is it looking in C android sdk windows Anyway after creating a launch configuration the copied verbatim sample..
Using Android to submit to a Google Spreadsheet Form http://stackoverflow.com/questions/6174962/using-android-to-submit-to-a-google-spreadsheet-form it works without the last ifq too so I left that off. Anyway here's completed code private void submitVote String outcome..
How can I manipulate the camera preview? http://stackoverflow.com/questions/6478375/how-can-i-manipulate-the-camera-preview based on the camera preview on top of the real preview. Anyway here's a working piece of code Should give you something to..
adb not finding my device / phone (MacOS X) http://stackoverflow.com/questions/7135999/adb-not-finding-my-device-phone-macos-x to do anything special to make the Samsung tablet work. Anyway click your device and the full details will display in the pane..
Programatically Hide/Show Android Soft Keyboard [duplicate] http://stackoverflow.com/questions/7200281/programatically-hide-show-android-soft-keyboard descendantFocusability beforeDescendants LinearLayout Anyway I end up using Dyarish's answer in both cases. So I am awarding..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show integrate the output by hand. I hope this helps Mathias Anyway in various place on the web i found no best word about hpone..
Android Camera will not work. startPreview fails http://stackoverflow.com/questions/7942378/android-camera-will-not-work-startpreview-fails them around as I think the orientation also plays a part. Anyway I've substituted your CameraSurfaceView with my own see below..
Do fragments really need an empty constructor? http://stackoverflow.com/questions/10450348/do-fragments-really-need-an-empty-constructor android fragments share improve this question Yes they do. You shouldn't really be overriding the constructor anyway. You should have a newInstance static method defined and pass any parameters via arguments bundle For example public static..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically no longer in the list at all will be destroyed. What if the fragment has not been recreated but needs to be updated anyway Updates to a living fragment are best handled by the fragment itself. That's the advantage of having a fragment after all..
How to fetch Android Market data when there is no API? http://stackoverflow.com/questions/1308346/how-to-fetch-android-market-data-when-there-is-no-api Description Downloads Comments etc.. However there are a few websites that have managed to compile this information anyway. My question is How is this being done A couple of guesses. Manually not likely due to volume Implemented the protocol used..
http://stackoverflow.com/questions/1728476/does-android-support-jdbc probably relies upon classes in JavaSE that Android lacks. And you would need to write your own JDBC driver for SQLite anyway wrapping the API Android already supplies since I suspect the existing JDBC driver uses JNI. And when all of that is done..
Android ListView Selector Color http://stackoverflow.com/questions/2038040/android-listview-selector-color a StateListDrawable nor does it seem possible to programmatically retrieve the colour directly from a ColorDrawable anyway. As for setting the colour you need a StateListDrawable as described above. You can set this on your list using the android..
Android Camera without Preview http://stackoverflow.com/questions/2386025/android-camera-without-preview augmented reality case the picture can be presented as some kind of visual substitution not real time camera stream. anyway you can simply resize preview surface to 1x1 pixels and put it somewhere in the corner of the widget visual element . please..
http://stackoverflow.com/questions/3007998/on-logout-clear-activity-history-stack-preventing-back-button-from-opening-l for the Login activity in the manifest but this does not accomplish my goal either and seems to have no effect anyway . I believe I need to either clear the history stack or finish all previously opened activities. One option is to have each..
http://stackoverflow.com/questions/3591784/android-get-width-returns-0 too early. The UI has not been sized and laid out on the screen yet. I doubt you want to be doing what you are doing anyway widgets being animated do not change their clickable areas and so the button will still respond to clicks in the original..
Android - Camera preview is sideways http://stackoverflow.com/questions/3841122/android-camera-preview-is-sideways not make sense for my Activity to be displayed in landscape mode. Its disabled by default So I was wondering is there anyway to just change the orientation of the Preview And leave the rest of my Activity correctly displayed in Portrait mode Or.. just change the orientation of the Preview And leave the rest of my Activity correctly displayed in Portrait mode Or anyway to rotate the preview so that it is displayed correctly android camera orientation preview portrait share improve this..
Upgraded to SDK 2.3 - now no emulators have connectivity http://stackoverflow.com/questions/4376553/upgraded-to-sdk-2-3-now-no-emulators-have-connectivity to add ...platform tools to the PATH. I couldn't find any reference to this in the release notes but I did it anyway. I'm totally stuck now. Please can anyone suggest what the problem might be UPDATE 1540 GMT Turned off Norton Internet Security..
How to set text color of TextView in code? http://stackoverflow.com/questions/4602902/how-to-set-text-color-of-textview-in-code You should use holder.text.setTextColor Color.RED for a sanity check I just tried it because I had a project open anyway and yes it's nice and red D This is a surprisingly popular question so lets make this answer as complete as possible You..
Can the Android emulator record and play back audio using pc hardware? http://stackoverflow.com/questions/5254994/can-the-android-emulator-record-and-play-back-audio-using-pc-hardware emulator record and play back audio using pc hardware I don't have an android phone but i'm trying to develop for it anyway. The only way to test my application at the moment is to use the emulator which I've read does not support audio recording...
Modifying the Android seekbar widget to operate vertically http://stackoverflow.com/questions/631238/modifying-the-android-seekbar-widget-to-operate-vertically android layout widget seekbar share improve this question I've created a solution which works at least for me anyway and creates a vertical SeekBar. http hackskrieg.wordpress.com 2012 04 20 working vertical seekbar for android This code..
Android/SQLite IN clause and placeholders http://stackoverflow.com/questions/7418849/android-sqlite-in-clause-and-placeholders Happy coding. Here is one implementation String makePlaceholders int len if len 1 It will lead to an invalid query anyway .. throw new RuntimeException No placeholders else StringBuilder sb new StringBuilder len 2 1 sb.append for int i 1 i len..
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 I'm actually using CommonsWare's excellent MergeAdapter but in this Badge activity there is really only 1 adapter anyway but I wanted to mention this fact either way . I've gone through the code and was not able to find anything that would leak...
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 separator which contains a title only and not to avoid recycling of a view which could be reused. If you're using them anyway to solve your problem you probably didn't understand the process I explained before. So e.g. you have 1000 items and you..
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 putFragment to be able to get a reference afterwards is not so crazy and not so unlike the normal way to use fragments anyway above . It is difficult to obtain a reference otherwise because the fragment is added by the adapter and not you personally...
NoClassDefFoundError for code in an Java library on Android http://stackoverflow.com/questions/8678630/noclassdeffounderror-for-code-in-an-java-library-on-android for the comment below Richard. Now I have changed com.android.Splash to something else. It wasn't the real classname anyway. My bad... android noclassdeffounderror share improve this question I had the same issue I did the following to fix..
how to use LocalBroadcastManager? http://stackoverflow.com/questions/8802157/how-to-use-localbroadcastmanager available in my project. android broadcastreceiver share improve this question I'll answer this anyway. Just in case someone needs it. ReceiverActivity.java An activity that watches for notifications for the event named custom..
Problems with Android Fragment back stack http://stackoverflow.com/questions/12529499/problems-with-android-fragment-back-stack in the transaction that shows fragment 3 . This seems completely counter intuitive perhaps coming from the iOS world . Anyway if i do it this way when I go from 1 2 and press back I arrive back at 1 as expected. If I go 1 2 3 and then press back..
How to set ringtone in Android from my activity? http://stackoverflow.com/questions/1271777/how-to-set-ringtone-in-android-from-my-activity .insert uri values RingtoneManager.setActualDefaultRingtoneUri myActivity RingtoneManager.TYPE_RINGTONE newUri Anyway I do not totally understand what this code is doing. The Ringtone manager needs a uri to the file that is to be set as new.. the id of the column in the MediaStore database so thats why you need to add the sdcard file into the database first. Anyway how does mediastore maintain its ids This number can get really high as you do this operation many times. Do i need to delete..
Google maps api v2 custom infowindow like in original android google maps http://stackoverflow.com/questions/14123243/google-maps-api-v2-custom-infowindow-like-in-original-android-google-maps normal buttons do again at least on my phone . And this is actually how it works even in the original Google Maps app. Anyway I wrote myself a custom class which handles the buttons state changes and all the other things I mentioned so here is the..
Pop up window over Android native incoming call screen like true caller Android app http://stackoverflow.com/questions/15683952/pop-up-window-over-android-native-incoming-call-screen-like-true-caller-android After bounty also I am not getting the exact thing I am looking for but I will get back to all I am working upon it. Anyway this code works for most Android phones. If anybody is going to use and catch the solution for it please write here so that..
Observing changes in android content observer for Audio.Media.EXTERNAL_CONTENT_URI http://stackoverflow.com/questions/15899110/observing-changes-in-android-content-observer-for-audio-media-external-content-u
http://stackoverflow.com/questions/18068627/logcat-message-the-google-play-services-resources-were-not-found-check-your-pr enough time to normally get a location from even the service provider via cell tower. So I checked Location Services. Anyway the problem turned out to be that on my S3 under Location Services Google Location Services it was not checked. The other..
http://stackoverflow.com/questions/2720164/android-process-killer file on the SD card or they use unofficial API calls. In short friends don't let friends use task killers in Android. Anyway to answer your question the ActivityManager is what most of these apps use to list activities that are in running suspended..
Get the co-ordinates of a touch event on Android http://stackoverflow.com/questions/2939332/get-the-co-ordinates-of-a-touch-event-on-android android text Hello World TestActivity LinearLayout Edit I tried my code and indeed there were a few errors. Anyway with the layout I give you here it works on my emulator. Can you provide maybe more code context so I can see what's wrong..
http://stackoverflow.com/questions/3197335/restful-api-service think I'm a rubbish developer I'm just wet behind the ears and would appreciate being told where I'm going wrong. Anyway code in mostly full really didn't want to put this much code here but I don't know where I'm going wrong apologies in advance..
android: using ActivityGroup to embed activities http://stackoverflow.com/questions/3265265/android-using-activitygroup-to-embed-activities
Intercept back button from soft keyboard http://stackoverflow.com/questions/3940127/intercept-back-button-from-soft-keyboard getSystemService Context.INPUT_METHOD_SERVICE imm.hideSoftInputFromWindow mInputField.getWindowToken 0 Anyway here is my override of the RelativeLayout. package com.michaelhradek.superapp.utilities import android.app.Activity import..
How to duplicate an SDK-sample project into workspace? http://stackoverflow.com/questions/4928784/how-to-duplicate-an-sdk-sample-project-into-workspace there is one in the NoteList directory. Why is it complaining about this Why is it looking in C android sdk windows Anyway after creating a launch configuration the copied verbatim sample project proceeded to run on the emulator without any problems..
Using Android to submit to a Google Spreadsheet Form http://stackoverflow.com/questions/6174962/using-android-to-submit-to-a-google-spreadsheet-form The extra amp was what was messing it up. For whatever reason it works without the last ifq too so I left that off. Anyway here's completed code private void submitVote String outcome HttpClient client new DefaultHttpClient HttpPost post new HttpPost..
How can I manipulate the camera preview? http://stackoverflow.com/questions/6478375/how-can-i-manipulate-the-camera-preview for preview to work Should allow you to overlay frames based on the camera preview on top of the real preview. Anyway here's a working piece of code Should give you something to start with. Just put a line of code in one of your views like..
adb not finding my device / phone (MacOS X) http://stackoverflow.com/questions/7135999/adb-not-finding-my-device-phone-macos-x tablet which shows up as SAMSUNG_Android btw I didn't have to do anything special to make the Samsung tablet work. Anyway click your device and the full details will display in the pane below. This is where it lists the Vendor ID. In my example..
Programatically Hide/Show Android Soft Keyboard [duplicate] http://stackoverflow.com/questions/7200281/programatically-hide-show-android-soft-keyboard android layout_width fill_parent android focusable true android descendantFocusability beforeDescendants LinearLayout Anyway I end up using Dyarish's answer in both cases. So I am awarding the boundy to him..Thanks all other friends who tried to..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show way to take advantage of the gyro is to use TYPE_GYROSCOPE and integrate the output by hand. I hope this helps Mathias Anyway in various place on the web i found no best word about hpone sensor and their potential due to the fact that aren't accurate.....
Android Camera will not work. startPreview fails http://stackoverflow.com/questions/7942378/android-camera-will-not-work-startpreview-fails round the wrong way but its not just a case of switching them around as I think the orientation also plays a part. Anyway I've substituted your CameraSurfaceView with my own see below and I think it works now. There is no exception but the screen..
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