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2014/10/16 ¤W¤Č 08:13:51
android Programming Glossary: frequentlyhttp://stackoverflow.com/questions/10031180/getactionbar-returns-null null Calling getActionBar returns null. This has been frequently reported so I've made sure to include the solutions others have..
What's the best way to iterate an Android Cursor? http://stackoverflow.com/questions/10723770/whats-the-best-way-to-iterate-an-android-cursor the best way to iterate an Android Cursor I frequently see code samples where people are iterating over the result..
When should I recycle a bitmap using LRUCache? http://stackoverflow.com/questions/10743381/when-should-i-recycle-a-bitmap-using-lrucache The problem is that I'm seeing OutOfMemory crashes frequently while using the app. I believe that when the LRUCache evicts..
Lint: How to ignore “<key> is not translated in <language>” errors? http://stackoverflow.com/questions/11443996/lint-how-to-ignore-key-is-not-translated-in-language-errors priority as the screens themselves are being modified very frequently. android eclipse localization android resources android lint..
Android: How to monitor WiFi signal strength http://stackoverflow.com/questions/1206891/android-how-to-monitor-wifi-signal-strength but I do know I got plenty of results Wi Fi signals change frequently and quickly. I suppose for monitoring a single connection you..
Send SMS until it is successful http://stackoverflow.com/questions/19083158/send-sms-until-it-is-successful to all pending messages in a database which I would frequently scan for postponed messages. A message would get postponed if..
Difference between Service, Async Task & Thread? http://stackoverflow.com/questions/3264383/difference-between-service-async-task-thread to update UI components. I am using Services AsyncTasks frequently. Thread less or not at all as I can do almost everything with..
Android Calendar View for Date Picker http://stackoverflow.com/questions/3712710/android-calendar-view-for-date-picker already exist seeing how much this type of UI is used so frequently in non mobile apps and web pages. Thanks android calendar android..
How can I update a single row in a ListView? http://stackoverflow.com/questions/3724874/how-can-i-update-a-single-row-in-a-listview the image. This works but getView is getting called too frequently since notifyDataSetChanged calls getView for all visible items...
Eclipse Android SDK slow Content Assist performance http://stackoverflow.com/questions/3953012/eclipse-android-sdk-slow-content-assist-performance a java process. So its doing something whatever it is. But frequently everytime I finish an object with a period and the context box..
Android: use SQLite database on SD Card (not using internal Android Data Store at all) http://stackoverflow.com/questions/4433208/android-use-sqlite-database-on-sd-card-not-using-internal-android-data-store-a file not use Android internal data store because I want to frequently update the database file to provide more up to date information..
Android AudioRecord class - process live mic audio quickly, set up callback function http://stackoverflow.com/questions/4525206/android-audiorecord-class-process-live-mic-audio-quickly-set-up-callback-func that a larger buffer should be used when polling less frequently. They never actually show an example in code. One example I've.. elsewhere It seems this code could either read too frequently or too infrequently depending on how long the reading and writing.. seems this code could either read too frequently or too infrequently depending on how long the reading and writing takes. The site..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget http://stackoverflow.com/questions/4611822/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget from portrait to landscape and vice versa. But if i do it frequently or more than once then at times my application crashes.. Below.. Bitmap Size Exceeds VM Budget error. I found this error frequently on Activities using lots of bitmaps after changing orientation..
http://stackoverflow.com/questions/4842112/when-to-close-db-connection-on-android-every-time-after-your-operation-finished I have an android application that access local sqlite3 db frequently for performance consideration so i always keep the connection..
What optimizations can I expect from Dalvik and the Android toolchain? http://stackoverflow.com/questions/4912695/what-optimizations-can-i-expect-from-dalvik-and-the-android-toolchain eliminating the repeated interpreter parsing overhead on frequently executed code paths. That said we do have quite a few local..
Android - disable landscape mode? http://stackoverflow.com/questions/582185/android-disable-landscape-mode portrait is rarely the right solution to the problems it's frequently applied to. The major caveats with forced portrait This does..
Get list of installed android applications http://stackoverflow.com/questions/6165023/get-list-of-installed-android-applications
Android: Under what circumstances would a Dialog appearing cause onPause() to be called? http://stackoverflow.com/questions/7240916/android-under-what-circumstances-would-a-dialog-appearing-cause-onpause-to-be down to the foreground lifetime line says An activity can frequently transition in and out of the foreground ”for example onPause..
http://stackoverflow.com/questions/10031180/getactionbar-returns-null returns null Calling getActionBar returns null. This has been frequently reported so I've made sure to include the solutions others have used My minSdkVersion is 11 I DO have a titlebar and I'm..
What's the best way to iterate an Android Cursor? http://stackoverflow.com/questions/10723770/whats-the-best-way-to-iterate-an-android-cursor the best way to iterate an Android Cursor I frequently see code samples where people are iterating over the result of a database query doing something with each row and then moving..
When should I recycle a bitmap using LRUCache? http://stackoverflow.com/questions/10743381/when-should-i-recycle-a-bitmap-using-lrucache developer.android.com training displaying bitmaps cache bitmap.html The problem is that I'm seeing OutOfMemory crashes frequently while using the app. I believe that when the LRUCache evicts an image to make room for another one the memory is not being..
Lint: How to ignore “<key> is not translated in <language>” errors? http://stackoverflow.com/questions/11443996/lint-how-to-ignore-key-is-not-translated-in-language-errors localisation files right but for the time being it is not a priority as the screens themselves are being modified very frequently. android eclipse localization android resources android lint share improve this question In Window Preferences Android..
Android: How to monitor WiFi signal strength http://stackoverflow.com/questions/1206891/android-how-to-monitor-wifi-signal-strength code can be modified to just check the current connection but I do know I got plenty of results Wi Fi signals change frequently and quickly. I suppose for monitoring a single connection you can also just filter the scan results and look for the one..
Send SMS until it is successful http://stackoverflow.com/questions/19083158/send-sms-until-it-is-successful I was in the need for reliable sending too so kept references to all pending messages in a database which I would frequently scan for postponed messages. A message would get postponed if there is no radio or the sending simply fails for whatever..
Difference between Service, Async Task & Thread? http://stackoverflow.com/questions/3264383/difference-between-service-async-task-thread
Android Calendar View for Date Picker http://stackoverflow.com/questions/3712710/android-calendar-view-for-date-picker my own custom component to do this I figured this would already exist seeing how much this type of UI is used so frequently in non mobile apps and web pages. Thanks android calendar android datepicker share improve this question Is this type..
How can I update a single row in a ListView? http://stackoverflow.com/questions/3724874/how-can-i-update-a-single-row-in-a-listview I now call notifyDataSetChanged on the list adapter to update the image. This works but getView is getting called too frequently since notifyDataSetChanged calls getView for all visible items. I want to update just the single item in the list. How would..
Eclipse Android SDK slow Content Assist performance http://stackoverflow.com/questions/3953012/eclipse-android-sdk-slow-content-assist-performance hangs my processor is maxed out and is being worked by a java process. So its doing something whatever it is. But frequently everytime I finish an object with a period and the context box pops up its becoming too painful to work with. I changed..
Android: use SQLite database on SD Card (not using internal Android Data Store at all) http://stackoverflow.com/questions/4433208/android-use-sqlite-database-on-sd-card-not-using-internal-android-data-store-a SD CARD info.db I want to use an external SQlite database file not use Android internal data store because I want to frequently update the database file to provide more up to date information on info.db. Thank you. android sqlite share improve this..
Android AudioRecord class - process live mic audio quickly, set up callback function http://stackoverflow.com/questions/4525206/android-audiorecord-class-process-live-mic-audio-quickly-set-up-callback-func recording before over running unread data'. Later it's suggested that a larger buffer should be used when polling less frequently. They never actually show an example in code. One example I've seen in a book uses the AudioRecord class to continuously.. is unclear is the boolean isRecording sequenced on and off properly elsewhere It seems this code could either read too frequently or too infrequently depending on how long the reading and writing takes. The site doc also says the AudioRecord class has.. isRecording sequenced on and off properly elsewhere It seems this code could either read too frequently or too infrequently depending on how long the reading and writing takes. The site doc also says the AudioRecord class has a nested class named..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget http://stackoverflow.com/questions/4611822/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget budget I am trying to change the layout of my application from portrait to landscape and vice versa. But if i do it frequently or more than once then at times my application crashes.. Below is the error log. Please suggest what can be done 01 06 09.. developing Android Apps is the java.lang.OutOfMemoryError Bitmap Size Exceeds VM Budget error. I found this error frequently on Activities using lots of bitmaps after changing orientation the Activity is destroyed created again and the layouts are..
http://stackoverflow.com/questions/4842112/when-to-close-db-connection-on-android-every-time-after-your-operation-finished time after your operation finished or after your app exit I have an android application that access local sqlite3 db frequently for performance consideration so i always keep the connection open. But one of my friends recommended me to open close the..
What optimizations can I expect from Dalvik and the Android toolchain? http://stackoverflow.com/questions/4912695/what-optimizations-can-i-expect-from-dalvik-and-the-android-toolchain often. To some degree the major source of speedup comes from eliminating the repeated interpreter parsing overhead on frequently executed code paths. That said we do have quite a few local optimizations implemented with the Froyo JIT Register allocation..
Android - disable landscape mode? http://stackoverflow.com/questions/582185/android-disable-landscape-mode become a super popular answer I feel very guilty as forcing portrait is rarely the right solution to the problems it's frequently applied to. The major caveats with forced portrait This does not absolve you of having to think about activity lifecycle..
Get list of installed android applications http://stackoverflow.com/questions/6165023/get-list-of-installed-android-applications
Android: Under what circumstances would a Dialog appearing cause onPause() to be called? http://stackoverflow.com/questions/7240916/android-under-what-circumstances-would-a-dialog-appearing-cause-onpause-to-be A snippet from the Android Activities document scroll down to the foreground lifetime line says An activity can frequently transition in and out of the foreground ”for example onPause is called when the device goes to sleep or when a dialog appears..
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