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2014/10/16 ¤W¤È 08:10:37
android Programming Glossary: blocksREAD_LOGS permission on Jelly Bean (api 16) http://stackoverflow.com/questions/11461650/read-logs-permission-on-jelly-bean-api-16 no more root powers are required. P.S The p.waitFor blocks on the Superuser app delaying your app start and potentially..
What can you not do on the Dalvik VM (Android's VM) that you can in Sun VM? http://stackoverflow.com/questions/230193/what-can-you-not-do-on-the-dalvik-vm-androids-vm-that-you-can-in-sun-vm not very clear. Has anyone run into any major stumbling blocks Any major libraries having trouble Any languages that compile..
Remove all debug logging calls before publishing: are there tools to do this? http://stackoverflow.com/questions/2446248/remove-all-debug-logging-calls-before-publishing-are-there-tools-to-do-this the bytecode to remove other undesired statements empty blocks and can automatically inline short methods where appropriate...
Disconnect a bluetooth socket in Android http://stackoverflow.com/questions/3031796/disconnect-a-bluetooth-socket-in-android with the peer. This method runs synchronously and blocks for one or more seconds while it does its thing SO CALL IT FROM..
Android: OutofMemoryError: bitmap size exceeds VM budget with no reason I can see http://stackoverflow.com/questions/3037027/android-outofmemoryerror-bitmap-size-exceeds-vm-budget-with-no-reason-i-can-se it is plausible to assume that most of the available blocks are very small. However there is a block large enough for the..
How to Check available space on android device ? on mini sd card? http://stackoverflow.com/questions/3394765/how-to-check-available-space-on-android-device-on-mini-sd-card size of SD card getAvailableBlocks return the number of blocks that are still accessible to normal programs thanks Joe share..
http://stackoverflow.com/questions/3623143/multicast-on-android-2-2 presumably that handset as well . The filter by default blocks any non unicast or network broadcast traffic including multicast...
HTTPS GET (SSL) with Android and self-signed server certificate http://stackoverflow.com/questions/3761737/https-get-ssl-with-android-and-self-signed-server-certificate know if somebody really solved this or if Android simply blocks certificates that are not trusted. java android ssl share..
How to create a Looper thread, then send it a message immediately? http://stackoverflow.com/questions/4838207/how-to-create-a-looper-thread-then-send-it-a-message-immediately thanks to the semantics of HandlerThread.getLooper which blocks until the looper has been initialized. Incidentally this is..
http://stackoverflow.com/questions/5147203/wifi-sleeps-even-with-lock WireShark press the Start button android onClick doStart blocks the phone and let it on the table. I go for lunch or whatever..
How to implement expandable panels in Android? http://stackoverflow.com/questions/5165682/how-to-implement-expandable-panels-in-android Is there an easy way to create expandable collapsible blocks like seen in official market app Screenshot of Market app when..
Handlers, MessageQueue, Looper, do they all run on the UI thread? http://stackoverflow.com/questions/5193913/handlers-messagequeue-looper-do-they-all-run-on-the-ui-thread . When there are no messages left in the queue the thread blocks until there are new messages. To stop a Looper you have to call..
How can I keep my Android service running when the screen is turned off? http://stackoverflow.com/questions/6091270/how-can-i-keep-my-android-service-running-when-the-screen-is-turned-off your application will properly acquire release...finally blocks come in handy here. Also be sure to hold WakeLocks infrequently..
Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one? http://stackoverflow.com/questions/7959263/android-log-v-log-d-log-i-log-w-log-e-when-to-use-each-one absolutely horribly holy crap wrong. You know those catch blocks where you're catching errors that you never should get...yea..
http://stackoverflow.com/questions/8147440/android-database-transaction You can call your saveCustomer function in try and catch blocks db.beginTransaction try saveCustomer db.setTransactionSuccessful..
What are best practices for using AES encryption in Android? http://stackoverflow.com/questions/8622367/what-are-best-practices-for-using-aes-encryption-in-android the default AES mode is not recommended since identical blocks will be encrypted in the same way with the same key. This is..
Runtime.exec() bug: hangs without providing a Process object http://stackoverflow.com/questions/8688382/runtime-exec-bug-hangs-without-providing-a-process-object code is not running but the parent believes it is 2 child blocks on closeNonStandardFds statusOut androidSystemPropertiesFd In..
How to create standard Borderless buttons (like in the design guidline mentioned)? http://stackoverflow.com/questions/8855791/how-to-create-standard-borderless-buttons-like-in-the-design-guidline-mentioned guidelines http developer.android.com design building blocks buttons.html http developer.android.com guide topics ui controls..
http://stackoverflow.com/questions/9731602/animated-icon-for-actionitem to cover the entire area of the ActionBar and actually blocks everything except the app icon which in my case is not what..
Android: Simple GridView that displays text in the grids http://stackoverflow.com/questions/982386/android-simple-gridview-that-displays-text-in-the-grids message. there are some selectable clickable invisible blocks if i click them but the text is obvious not shown. i wonder..
READ_LOGS permission on Jelly Bean (api 16) http://stackoverflow.com/questions/11461650/read-logs-permission-on-jelly-bean-api-16
What can you not do on the Dalvik VM (Android's VM) that you can in Sun VM? http://stackoverflow.com/questions/230193/what-can-you-not-do-on-the-dalvik-vm-androids-vm-that-you-can-in-sun-vm Dalvik's VM that you can in Java's VM but the limitations are not very clear. Has anyone run into any major stumbling blocks Any major libraries having trouble Any languages that compile to Java bytecode Scala Jython etc... not work as expected..
Remove all debug logging calls before publishing: are there tools to do this? http://stackoverflow.com/questions/2446248/remove-all-debug-logging-calls-before-publishing-are-there-tools-to-do-this for release builds. ProGuard can also do multiple passes over the bytecode to remove other undesired statements empty blocks and can automatically inline short methods where appropriate. For example here's a very basic ProGuard config for Android..
Disconnect a bluetooth socket in Android http://stackoverflow.com/questions/3031796/disconnect-a-bluetooth-socket-in-android 00001101 0000 1000 8000 00805F9B34FB Try to establish a connection with the peer. This method runs synchronously and blocks for one or more seconds while it does its thing SO CALL IT FROM A NON UI THREAD @return returns true if the connection has..
Android: OutofMemoryError: bitmap size exceeds VM budget with no reason I can see http://stackoverflow.com/questions/3037027/android-outofmemoryerror-bitmap-size-exceeds-vm-budget-with-no-reason-i-can-se process. If you mind the relation of the median and the average it is plausible to assume that most of the available blocks are very small. However there is a block large enough for the bitmap it's 7.7M. How come it is still not enough Note I recorded..
How to Check available space on android device ? on mini sd card? http://stackoverflow.com/questions/3394765/how-to-check-available-space-on-android-device-on-mini-sd-card
http://stackoverflow.com/questions/3623143/multicast-on-android-2-2 a similiar reprt from an HTC Desire user with the same chipset presumably that handset as well . The filter by default blocks any non unicast or network broadcast traffic including multicast. Apparently the theory was it's a battery saver. The problem..
HTTPS GET (SSL) with Android and self-signed server certificate http://stackoverflow.com/questions/3761737/https-get-ssl-with-android-and-self-signed-server-certificate solves this as far as I can see. It would be interesting to know if somebody really solved this or if Android simply blocks certificates that are not trusted. java android ssl share improve this question I made an app that uses self signed..
How to create a Looper thread, then send it a message immediately? http://stackoverflow.com/questions/4838207/how-to-create-a-looper-thread-then-send-it-a-message-immediately ADDED worker.handler.sendMessage ... This works thanks to the semantics of HandlerThread.getLooper which blocks until the looper has been initialized. Incidentally this is similar to my solution #1 above since the HandlerThread is implemented..
http://stackoverflow.com/questions/5147203/wifi-sleeps-even-with-lock it I just launch the activity start the echo server start WireShark press the Start button android onClick doStart blocks the phone and let it on the table. I go for lunch or whatever and after 600 6000s I can see the tx errors on WireShark the..
How to implement expandable panels in Android? http://stackoverflow.com/questions/5165682/how-to-implement-expandable-panels-in-android to implement expandable panels in Android Is there an easy way to create expandable collapsible blocks like seen in official market app Screenshot of Market app when you click on More button the description section expands..
Handlers, MessageQueue, Looper, do they all run on the UI thread? http://stackoverflow.com/questions/5193913/handlers-messagequeue-looper-do-they-all-run-on-the-ui-thread e.g. by calling back a Runnable contained in the message . When there are no messages left in the queue the thread blocks until there are new messages. To stop a Looper you have to call quit on it which probably does not stop the loop immediately..
How can I keep my Android service running when the screen is turned off? http://stackoverflow.com/questions/6091270/how-can-i-keep-my-android-service-running-when-the-screen-is-turned-off use reference counting make sure all control paths through your application will properly acquire release...finally blocks come in handy here. Also be sure to hold WakeLocks infrequently and for short periods of time. They add up in terms of battery..
Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one? http://stackoverflow.com/questions/7959263/android-log-v-log-d-log-i-log-w-log-e-when-to-use-each-one tag. And as a bonus... Log.wtf Use this when stuff goes absolutely horribly holy crap wrong. You know those catch blocks where you're catching errors that you never should get...yea if you wanna log them use Log.wtf share improve this answer..
http://stackoverflow.com/questions/8147440/android-database-transaction about the SQLite database transaction from here In your case You can call your saveCustomer function in try and catch blocks db.beginTransaction try saveCustomer db.setTransactionSuccessful catch Error in between database transaction finally ..
What are best practices for using AES encryption in Android? http://stackoverflow.com/questions/8622367/what-are-best-practices-for-using-aes-encryption-in-android is exactly the same length as a block in AES. The ECB mode the default AES mode is not recommended since identical blocks will be encrypted in the same way with the same key. This is equivalent to using no IV at all though it does form the basis..
Runtime.exec() bug: hangs without providing a Process object http://stackoverflow.com/questions/8688382/runtime-exec-bug-hangs-without-providing-a-process-object error The child can fail for 2 reproducible reasons 1 child code is not running but the parent believes it is 2 child blocks on closeNonStandardFds statusOut androidSystemPropertiesFd In either case the read statusIn... in the parent ends in deadlock..
How to create standard Borderless buttons (like in the design guidline mentioned)? http://stackoverflow.com/questions/8855791/how-to-create-standard-borderless-buttons-like-in-the-design-guidline-mentioned empty but then I don't have the divider Here links to the design guidelines http developer.android.com design building blocks buttons.html http developer.android.com guide topics ui controls button.html#Borderless android layout button borderless..
http://stackoverflow.com/questions/9731602/animated-icon-for-actionitem Adding an Action View however this custom view is expanded to cover the entire area of the ActionBar and actually blocks everything except the app icon which in my case is not what I was looking for. So my next attempt was to try to use AnimationDrawable..
Android: Simple GridView that displays text in the grids http://stackoverflow.com/questions/982386/android-simple-gridview-that-displays-text-in-the-grids this gives me nothing on the screen. and there's no error message. there are some selectable clickable invisible blocks if i click them but the text is obvious not shown. i wonder is my layout doesn't have the android text causing this problem..
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