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2014/10/16 ¤W¤È 08:23:27
android Programming Glossary: safetyHow to cache bitmaps into native memory http://stackoverflow.com/questions/17900732/how-to-cache-bitmaps-into-native-memory the bitmap or make the class implement Closable . As a safety measure i've made it automatically free its native memory in..
Get/pick an image from Android's built-in Gallery app programmatically http://stackoverflow.com/questions/2169649/get-pick-an-image-from-androids-built-in-gallery-app-programmatically of an image URI public String getPath Uri uri just some safety built in if uri null TODO perform some logging or show user..
Is there any way to Intercept incoming calls/sms to either block/unblock it?..Android http://stackoverflow.com/questions/2406867/is-there-any-way-to-intercept-incoming-calls-sms-to-either-block-unblock-it-an a separate build of android which supported these child safety features I assume that is what you want to use it for . share..
Android threading and database locking http://stackoverflow.com/questions/2647542/android-threading-and-database-locking thread than the one reading and how can we ensure thread safety. One suggestion I've had is to use a ContentProvider as this.. about in front or behind. android sqlite locking thread safety android asynctask share improve this question I solved this..
Android - database disk image is malformed http://stackoverflow.com/questions/2960015/android-database-disk-image-is-malformed SQLite corruption so its sometimes advantageous to code safety mechanisms into our apps such as periodic DB backups to SDCard..
Communication between TabActivity and the embedded activity http://stackoverflow.com/questions/3134783/communication-between-tabactivity-and-the-embedded-activity
Delete row in database table given one column value - which is a string http://stackoverflow.com/questions/3314176/delete-row-in-database-table-given-one-column-value-which-is-a-string DATABASE_TABLE_2 KEY_NAME new String myName for safety reasons. That way you can have special characters without breaking..
SharedPreferences and Thread Safety http://stackoverflow.com/questions/4693387/sharedpreferences-and-thread-safety unique id for an application that persists android thread safety sharedpreferences share improve this question Processes.. process than say the activity. To verify the thready safety see the ContextImpl.java's SharedPreferenceImpl from AOSP. Note..
Empty cursor from the MediaStore http://stackoverflow.com/questions/4972968/empty-cursor-from-the-mediastore that and it worked without I'll effect.. I can't guarantee safety of course and wouldn't do this on a non dev device. You can..
Eclipse runs debug mode even when I click “run” http://stackoverflow.com/questions/6460370/eclipse-runs-debug-mode-even-when-i-click-run
Why does AndroidTestCase.getContext().getApplicationContext() return null? http://stackoverflow.com/questions/6516441/why-does-androidtestcase-getcontext-getapplicationcontext-return-null and are not implementing your own measures of thread safety you should probably have such code run on the main thread such..
Is Sqlite Database instance thread safe http://stackoverflow.com/questions/6675240/is-sqlite-database-instance-thread-safe set of values at same time. android sqlite locking thread safety share improve this question WRONG No it is not thread safe.. use locking related SQLiteHelper methods to provide thread safety. EDIT SQLiteDatabase class provides a locking mechanism by default.. don't have to consider changing anything to have thread safety. Search for 'thread' in this document http developer.android.com..
Inflate a view in a background thread http://stackoverflow.com/questions/6691311/inflate-a-view-in-a-background-thread devices but not in Galaxy S android multithreading thread safety inflate share improve this question The LayoutInflater does..
Android Bitmap Limit - Preventing java.lang.OutOfMemory http://stackoverflow.com/questions/6892676/android-bitmap-limit-preventing-java-lang-outofmemory to a value somewhat less than the actual limit. This safety factor is app dependent but a few MiB seems to work for most..
IllegalArgumentException: No view found for id for fragment when fast switching ActionBar Tabs http://stackoverflow.com/questions/7589032/illegalargumentexception-no-view-found-for-id-for-fragment-when-fast-switching it's onSelected method for Fragment f mFrags try extra safety measure ft.remove f catch Exception e e.printStackTrace ..
How to cache bitmaps into native memory http://stackoverflow.com/questions/17900732/how-to-cache-bitmaps-into-native-memory freeing the memory you can either free it each time you restore the bitmap or make the class implement Closable . As a safety measure i've made it automatically free its native memory in the finalize method but don't let it be responsible of the..
Get/pick an image from Android's built-in Gallery app programmatically http://stackoverflow.com/questions/2169649/get-pick-an-image-from-androids-built-in-gallery-app-programmatically getPath selectedImageUri helper to retrieve the path of an image URI public String getPath Uri uri just some safety built in if uri null TODO perform some logging or show user feedback return null try to retrieve the image from the..
Is there any way to Intercept incoming calls/sms to either block/unblock it?..Android http://stackoverflow.com/questions/2406867/is-there-any-way-to-intercept-incoming-calls-sms-to-either-block-unblock-it-an
Android threading and database locking http://stackoverflow.com/questions/2647542/android-threading-and-database-locking example for code which writes to a database from a different thread than the one reading and how can we ensure thread safety. One suggestion I've had is to use a ContentProvider as this would handle the access of the database from multiple threads... problem It seems rather heavyweight considering we're talking about in front or behind. android sqlite locking thread safety android asynctask share improve this question I solved this same exception just by making sure all my database opens..
Android - database disk image is malformed http://stackoverflow.com/questions/2960015/android-database-disk-image-is-malformed
Communication between TabActivity and the embedded activity http://stackoverflow.com/questions/3134783/communication-between-tabactivity-and-the-embedded-activity
Delete row in database table given one column value - which is a string http://stackoverflow.com/questions/3314176/delete-row-in-database-table-given-one-column-value-which-is-a-string question Sure that works although I would recommend dbHelper.delete DATABASE_TABLE_2 KEY_NAME new String myName for safety reasons. That way you can have special characters without breaking your query. Did this not work share improve this answer..
SharedPreferences and Thread Safety http://stackoverflow.com/questions/4693387/sharedpreferences-and-thread-safety this case If not is there a better way to keep track of a unique id for an application that persists android thread safety sharedpreferences share improve this question Processes and Threads are different. The SharedPreferences implementation.. in the AndroidManifest.xml so say the service runs in a separate process than say the activity. To verify the thready safety see the ContextImpl.java's SharedPreferenceImpl from AOSP. Note there's a synchronized wherever you'd expect there to be..
Empty cursor from the MediaStore http://stackoverflow.com/questions/4972968/empty-cursor-from-the-mediastore and re populate the mediastore from the storage. I tried that and it worked without I'll effect.. I can't guarantee safety of course and wouldn't do this on a non dev device. You can also manually mContext.sendBroadcast new Intent Intent.ACTION_MEDIA_MOUNTED..
Eclipse runs debug mode even when I click “run” http://stackoverflow.com/questions/6460370/eclipse-runs-debug-mode-even-when-i-click-run
Why does AndroidTestCase.getContext().getApplicationContext() return null? http://stackoverflow.com/questions/6516441/why-does-androidtestcase-getcontext-getapplicationcontext-return-null are initializing. This if you are touching any of those objects and are not implementing your own measures of thread safety you should probably have such code run on the main thread such as via Instrumentation.runOnMainSync java.lang.Runnable ..
Is Sqlite Database instance thread safe http://stackoverflow.com/questions/6675240/is-sqlite-database-instance-thread-safe Can two different threads update same table for different set of values at same time. android sqlite locking thread safety share improve this question WRONG No it is not thread safe by default. You shoud use locking related SQLiteHelper methods.. WRONG No it is not thread safe by default. You shoud use locking related SQLiteHelper methods to provide thread safety. EDIT SQLiteDatabase class provides a locking mechanism by default see comments and if you are running on multithread you.. default see comments and if you are running on multithread you don't have to consider changing anything to have thread safety. Search for 'thread' in this document http developer.android.com reference android database sqlite SQLiteDatabase.html And..
Inflate a view in a background thread http://stackoverflow.com/questions/6691311/inflate-a-view-in-a-background-thread the specific reasons and why does my aproach work in most devices but not in Galaxy S android multithreading thread safety inflate share improve this question The LayoutInflater does not make any assumptions about what thread it runs on. And..
Android Bitmap Limit - Preventing java.lang.OutOfMemory http://stackoverflow.com/questions/6892676/android-bitmap-limit-preventing-java-lang-outofmemory well before the actual limit. Thus you have to limit yourself to a value somewhat less than the actual limit. This safety factor is app dependent but a few MiB seems to work for most people. can I just say that I'm blown away by how broken this..
IllegalArgumentException: No view found for id for fragment when fast switching ActionBar Tabs http://stackoverflow.com/questions/7589032/illegalargumentexception-no-view-found-for-id-for-fragment-when-fast-switching ft this gets called when another tab is selected before it's onSelected method for Fragment f mFrags try extra safety measure ft.remove f catch Exception e e.printStackTrace System.out.println unselect couldnt remove And finally the..
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