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2014/10/16 ¤W¤È 08:10:30
android Programming Glossary: beinghttp://stackoverflow.com/questions/1082437/android-alarmmanager a block of code after 20 minutes from the AlarmManager being set. java android alarmmanager android alarms android 1.5 ..
http://stackoverflow.com/questions/1083527/how-to-block-calls-in-android this question It is Mission Impossible for the time being. Refer to Why it is impossible to intercept incoming calls on..
This Handler class should be static or leaks might occur: IncomingHandler http://stackoverflow.com/questions/11407943/this-handler-class-should-be-static-or-leaks-might-occur-incominghandler Service or Activity cannot be garbage collected even after being destroyed. This may lead to memory leaks for some time at least..
How can I use external JARs in an Android project? http://stackoverflow.com/questions/1334802/how-can-i-use-external-jars-in-an-android-project By doing this you will not lose your libraries that are being referenced on your hard drive whenever you transfer your project..
Can we delete an SMS in Android before it reaches the inbox? http://stackoverflow.com/questions/1741628/can-we-delete-an-sms-in-android-before-it-reaches-the-inbox this point you can cancel the broadcast preventing it from being propagated to other apps. Update October 2013 When Android 4.4..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon above there is a lot of things going on in my app data being PUSHed to the device lists with tasks that always should be.. with tasks that always should be there means but the data being PUSHed to the device is a pleasant fiction and should not be.. system. For all you know the reason your application is being exited is because the OS is shutting down and then your update..
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 the Java heap limit is there in part to avoid one app from being able to stress the system to this point. Going lower level you.. DMA buffers etc . MemFree is the amount of RAM that is not being used at all. The number you see here is very high typically.. memory to keep processes running Cached is the RAM being used for filesystem caches and other such things. Typical systems..
Declaring a custom android UI element using XML http://stackoverflow.com/questions/2695646/declaring-a-custom-android-ui-element-using-xml change in the future. It is still in the documentation as being to view all these constants in the one place is useful. 3. Use..
OutOfMemoryError: bitmap size exceeds VM budget :- Android [duplicate] http://stackoverflow.com/questions/2928002/outofmemoryerror-bitmap-size-exceeds-vm-budget-android of reference will be used to recover the Bitmap data after being clear when it will be used in the future opts.inTempStorage..
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 Intent to either have the activity respond to the work being done if it is still in the foreground or raise a Notification..
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 an image widget. The image preview on the list view is being done with the cursor and ListAdapter . This makes it pretty..
How do I obtain crash-data from my Android application? http://stackoverflow.com/questions/601503/how-do-i-obtain-crash-data-from-my-android-application Android application At least when working on my own device being retrieved by cable but ideally from any instance of my application..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables I consider most criticism below related to Applications being killed at any time etc... moot as anything that ever needed..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context Activity instance context points to an Activity that is being destroyed each time the user tilts the phone or leave the app..
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 that the view is not used in an invalid state because it's being reused from another list item before. The accpeted answer was..
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 Called after your activity has been stopped prior to it being started again. Always followed by onStart onStart Called when..
How To Get File In Assets From Android NDK http://stackoverflow.com/questions/13317387/how-to-get-file-in-assets-from-android-ndk directory being that it is compressed along with the APK. Being that I can't access the absolute path what other way could I..
Show DialogFragment with animation growing from a point http://stackoverflow.com/questions/13402782/show-dialogfragment-with-animation-growing-from-a-point android animation share improve this question Being DialogFragment a wrapper for the Dialog class you should set..
Android: How to periodically send location to a server http://stackoverflow.com/questions/2775628/android-how-to-periodically-send-location-to-a-server items to the server when a user starts a trip or ends it. Being a newbie I am not sure how to set up a background service that..
Frequently updating widgets (more frequently than what updatePeriodMillis allows) http://stackoverflow.com/questions/3310264/frequently-updating-widgets-more-frequently-than-what-updateperiodmillis-allows which is every 30 seconds. I reckon about once a minute. Being new to Android programming I can think of a few ways to do this..
OnTouch in MapView only fires the first time http://stackoverflow.com/questions/3664554/ontouch-in-mapview-only-fires-the-first-time int event.getY lasttime event.getEventTime return true Being as basic as possible I cut out all of the code in the OnTouch..
Android - Creating a new activity in Eclipse [duplicate] http://stackoverflow.com/questions/3690851/android-creating-a-new-activity-in-eclipse android eclipse share improve this question Ok. Being a newbie myself I think the above two answers are thinking too..
How to create your own library for Android development to be used in every program you write? http://stackoverflow.com/questions/4085313/how-to-create-your-own-library-for-android-development-to-be-used-in-every-progr one of the units in the uses section of a Delphi unit. Being completely new to Java and Android development I am wondering..
http://stackoverflow.com/questions/4264981/android-system-app-101 is useful for any app store market pre loaded on a device. Being signed with the platform certificate is an orthogonal concept..
Targeting/Developing for multiple mobile platforms with one programming language (C#)? Cost-Benefit? http://stackoverflow.com/questions/5335764/targeting-developing-for-multiple-mobile-platforms-with-one-programming-language for better performance. Learning curve of each language Being Jack of All trades vs .NET Ninja Or knowing that binaries of..
Jquery ajax post not working on iPhone and Android http://stackoverflow.com/questions/5577298/jquery-ajax-post-not-working-on-iphone-and-android Console on the iPhone but it doesn't show any errors. Being new to developing for mobile devices I'm not sure how I should..
Android and Symbian NFC mobile development questions and answers (FAQ) http://stackoverflow.com/questions/6992869/android-and-symbian-nfc-mobile-development-questions-and-answers-faq for android from G D path or the OpenNFC from Insecure. Being french I would bet all in for the last one. share improve this..
Android List view with separators http://stackoverflow.com/questions/7376871/android-list-view-with-separators like the alphabetical sorting in contacts application . Being able to scroll using the separator titles would be an added..
http://stackoverflow.com/questions/1082437/android-alarmmanager code for a few days and it just won't work. I need to trigger a block of code after 20 minutes from the AlarmManager being set. java android alarmmanager android alarms android 1.5 share improve this question Some sample code is not that easy..
http://stackoverflow.com/questions/1083527/how-to-block-calls-in-android
This Handler class should be static or leaks might occur: IncomingHandler http://stackoverflow.com/questions/11407943/this-handler-class-should-be-static-or-leaks-might-occur-incominghandler cannot be garbage collected. If handler is not static your Service or Activity cannot be garbage collected even after being destroyed. This may lead to memory leaks for some time at least as long as the messages stay int the queue. This is not..
How can I use external JARs in an Android project? http://stackoverflow.com/questions/1334802/how-can-i-use-external-jars-in-an-android-project
Can we delete an SMS in Android before it reaches the inbox? http://stackoverflow.com/questions/1741628/can-we-delete-an-sms-in-android-before-it-reaches-the-inbox the notification before the native SMS application. At this point you can cancel the broadcast preventing it from being propagated to other apps. Update October 2013 When Android 4.4 arrives it will make changes to the SMS APIs which may affect..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon allows one third party app at a time at present . As I said above there is a lot of things going on in my app data being PUSHed to the device lists with tasks that always should be there etc . I don't know what lists with tasks that always should.. that always should be there etc . I don't know what lists with tasks that always should be there means but the data being PUSHed to the device is a pleasant fiction and should not be done by an activity in any case. Use a scheduled task via AlarmManager.. exiting the application That is a mistake on any operating system. For all you know the reason your application is being exited is because the OS is shutting down and then your update process will fail mid stream. Generally that's not a good..
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 pure Java applications this should be of little use since the Java heap limit is there in part to avoid one app from being able to stress the system to this point. Going lower level you can use the Debug API to get raw kernel level information.. the device since some of that RAM is needed for the radio DMA buffers etc . MemFree is the amount of RAM that is not being used at all. The number you see here is very high typically on an Android system this would be only a few MB since we try.. system this would be only a few MB since we try to use available memory to keep processes running Cached is the RAM being used for filesystem caches and other such things. Typical systems will need to have 20MB or so for this to avoid getting..
Declaring a custom android UI element using XML http://stackoverflow.com/questions/2695646/declaring-a-custom-android-ui-element-using-xml anything in android.R.styleable as per this thread it may change in the future. It is still in the documentation as being to view all these constants in the one place is useful. 3. Use it in a layout files such as layout main.xml Include the..
OutOfMemoryError: bitmap size exceeds VM budget :- Android [duplicate] http://stackoverflow.com/questions/2928002/outofmemoryerror-bitmap-size-exceeds-vm-budget-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 downloading a large file . You can use an ordered broadcast Intent to either have the activity respond to the work being done if it is still in the foreground or raise a Notification to let the user know if the work has been done. Here is a..
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 handler to relaunch my new activity which is nothing more than an image widget. The image 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...
How do I obtain crash-data from my Android application? http://stackoverflow.com/questions/601503/how-do-i-obtain-crash-data-from-my-android-application How can I get crash data stack traces at least from my Android application At least when working on my own device being retrieved by cable but ideally from any instance of my application running on the wild so that I can improve it and make..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables is meant to be persisted across application lifetimes. Thus I consider most criticism below related to Applications being killed at any time etc... moot as anything that ever needed to be persisted to disk should not be stored through an Application..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context out any memory. This is because the other this getting the Activity instance context points to an Activity that is being destroyed each time the user tilts the phone or leave the app etc.. Which apparently the Garbage Collector GC doesn't catch..
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 have been changed by another item. This way you make sure that the view is not used in an invalid state because it's being reused from another list item before. The accpeted answer was deleted edited but was suggesting to implement getItemViewType..
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 state if there was one. Always followed by onStart . onRestart Called after your activity has been stopped prior to it being started again. Always followed by onStart onStart Called when the activity is becoming visible to the user. Followed by..
How To Get File In Assets From Android NDK http://stackoverflow.com/questions/13317387/how-to-get-file-in-assets-from-android-ndk found out that I cannot get the absolute path for the assets directory being that it is compressed along with the APK. Being that I can't access the absolute path what other way could I use to get the image Also to note I do want to keep the files..
Show DialogFragment with animation growing from a point http://stackoverflow.com/questions/13402782/show-dialogfragment-with-animation-growing-from-a-point and ScaleAnimation . Is there another way android android fragments android animation share improve this question Being DialogFragment a wrapper for the Dialog class you should set a theme to your base Dialog to get the animation you want public..
Android: How to periodically send location to a server http://stackoverflow.com/questions/2775628/android-how-to-periodically-send-location-to-a-server is that it is easy to pass data including coords and other items to the server when a user starts a trip or ends it. Being a newbie I am not sure how to set up a background service that sends the location updates once every pre determined period..
Frequently updating widgets (more frequently than what updatePeriodMillis allows) http://stackoverflow.com/questions/3310264/frequently-updating-widgets-more-frequently-than-what-updateperiodmillis-allows updated more frequently than what updatePeriodMillis allows which is every 30 seconds. I reckon about once a minute. Being new to Android programming I can think of a few ways to do this but I would probably end up doing it in a way that consumes..
OnTouch in MapView only fires the first time http://stackoverflow.com/questions/3664554/ontouch-in-mapview-only-fires-the-first-time 2000 MapView v .getController .zoomInFixing int event.getX int event.getY lasttime event.getEventTime return true Being as basic as possible I cut out all of the code in the OnTouch method and programmed it to simply display a small toast message...
Android - Creating a new activity in Eclipse [duplicate] http://stackoverflow.com/questions/3690851/android-creating-a-new-activity-in-eclipse the R file which is auto generated and add a new xml layout. android eclipse share improve this question Ok. Being a newbie myself I think the above two answers are thinking too much. He's asking very simply how to create a new activity..
How to create your own library for Android development to be used in every program you write? http://stackoverflow.com/questions/4085313/how-to-create-your-own-library-for-android-development-to-be-used-in-every-progr program by putting this folder in my library path and using one of the units in the uses section of a Delphi unit. Being completely new to Java and Android development I am wondering how to do this in similar way. So my question how can I write..
http://stackoverflow.com/questions/4264981/android-system-app-101 going through the system UI that such an app can have this is useful for any app store market pre loaded on a device. Being signed with the platform certificate is an orthogonal concept such an app can be either on the system image or installed..
Targeting/Developing for multiple mobile platforms with one programming language (C#)? Cost-Benefit? http://stackoverflow.com/questions/5335764/targeting-developing-for-multiple-mobile-platforms-with-one-programming-language less impediment then having to code each library separately for better performance. Learning curve of each language Being Jack of All trades vs .NET Ninja Or knowing that binaries of app programmed in native environment are less in size maybe..
Jquery ajax post not working on iPhone and Android http://stackoverflow.com/questions/5577298/jquery-ajax-post-not-working-on-iphone-and-android ' ' this.Text ' option ' I've turned on JavaScript Console on the iPhone but it doesn't show any errors. Being new to developing for mobile devices I'm not sure how I should debug this. On the desktop I would just use Fiddler to see..
Android and Symbian NFC mobile development questions and answers (FAQ) http://stackoverflow.com/questions/6992869/android-and-symbian-nfc-mobile-development-questions-and-answers-faq
Android List view with separators http://stackoverflow.com/questions/7376871/android-list-view-with-separators the list be sorted and the items be separated by separators like the alphabetical sorting in contacts application . Being able to scroll using the separator titles would be an added advantage. Any pointers would be helpful. Thanks android ..
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