¡@
2014/10/16 ¤W¤È 08:26:22
android Programming Glossary: they'rehttp://stackoverflow.com/questions/14069501/edittext-causing-memory-leak android id attribute of the EditText s fixes it... But now they're pretty useless... android memory memory management memory leaks..
What does “|=” mean? (pipe equal operator) http://stackoverflow.com/questions/14295469/what-does-mean-pipe-equal-operator flags. If you look at those constants you'll see that they're in powers of two public static final int DEFAULT_SOUND 1 public..
HttpURLConnection.getResponseCode() returns -1 on second invocation http://stackoverflow.com/questions/1440957/httpurlconnection-getresponsecode-returns-1-on-second-invocation be a similar problem elsewhere but so far no solutions. If they're truly the same problem then the problem probably isn't with..
Getting started with Android [closed] http://stackoverflow.com/questions/144254/getting-started-with-android groups and the irc channel at #android on irc.freenode.net they're probably the best place to go or ask questions. http davanum.wordpress.com..
Overriding the Home button - how do I get rid of the choice? http://stackoverflow.com/questions/2079691/overriding-the-home-button-how-do-i-get-rid-of-the-choice center panel of the Home Screen so whatever application they're running it's easy for a user to get back to somewhere they know...
How to Programmatically Scroll Android WebView http://stackoverflow.com/questions/2238938/how-to-programmatically-scroll-android-webview expect. They're a bit hidden in the documentation because they're inherited from View via AbsoluteLayout ViewGroup View . This..
How to have Android Service communicate with Activity http://stackoverflow.com/questions/2463175/how-to-have-android-service-communicate-with-activity don't start the Activity you will not see these messages they're not that interesting . It seems like I should be able to determine..
How to center progress indicator in ProgressDialog easily (when no title/text passed along) http://stackoverflow.com/questions/3225889/how-to-center-progress-indicator-in-progressdialog-easily-when-no-title-text-pa other than regular drawables though ProgressDialog.java they're not using AnimatedDrawable there. android share improve this..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery you're loading from the web isn't directly relevant. Since they're converted into bitmaps you need to calculate width height 4..
http://stackoverflow.com/questions/3553163/android-long-touch-event increment and decrement a value by one with each press and they're working just fine with the onClickListener. I see that an onLongClickListener..
Android - Creating a new activity in Eclipse [duplicate] http://stackoverflow.com/questions/3690851/android-creating-a-new-activity-in-eclipse Easy one. I've gone through a few guides and tutorials and they're quite clear on how to start an activity with intent . However..
Using client/server certificates for two way authentication SSL socket on Android http://stackoverflow.com/questions/4064810/using-client-server-certificates-for-two-way-authentication-ssl-socket-on-androi 1 and 1 for the keystore and truststore size which means they're loading. I'm still crashing on an exception but getting closer..
Grid of images inside ScrollView http://stackoverflow.com/questions/4523609/grid-of-images-inside-scrollview and all those ImageViews will be in memory even if they're not visible. Same goes with my next solution. The other possibility..
Android: how to convert whole ImageView to Bitmap? http://stackoverflow.com/questions/4715044/android-how-to-convert-whole-imageview-to-bitmap logos or buttons that I don't want to include to bitmap they're like on top layer. All I need is bitmap with image and black..
Custom notification layouts and text colors http://stackoverflow.com/questions/4867338/custom-notification-layouts-and-text-colors ROM's might still get the problem depending on the skin they're using. android notifications android notifications share..
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 to some public static final int always be inlined Even if they're in another class Even if they're in another package Branch prediction... always be inlined Even if they're in another class Even if they're in another package Branch prediction. How big an issue is this..
How to make an Android view that flips between views on swipe/fling http://stackoverflow.com/questions/5071743/how-to-make-an-android-view-that-flips-between-views-on-swipe-fling blog post here but there's no indicator to the user as they're swiping. This makes discoverability difficult which is presumably..
SQLiteOpenHelper problem with fully qualified DB path name http://stackoverflow.com/questions/5332328/sqliteopenhelper-problem-with-fully-qualified-db-path-name is in beta testing with maybe 5 or 6 people and like me they're running Android v2.2 and everything works fine. I have one tester..
http://stackoverflow.com/questions/5734721/android-shared-preferences to another activity Static variables can be used but they're not working for me. code for setting shared preferences SharedPreferences..
Making a ListAdapter-recycleable Resizable View http://stackoverflow.com/questions/14128018/making-a-listadapter-recycleable-resizable-view Activity and Adapter that I used for testing further down. They're quite generic but they illustrate the use effectively. import..
Getting started with Android [closed] http://stackoverflow.com/questions/144254/getting-started-with-android possibly with the core developers too. Anddev.org They're probably the most active groups so far as of Sun April 20 2008..
JDBC vs Web Service for Android http://stackoverflow.com/questions/15853367/jdbc-vs-web-service-for-android buggy traffic rewriting proxies and insane firewalls. They're typically using a network transport layer that has high and..
How to set Content Type on HttpURLConnection? http://stackoverflow.com/questions/1945336/how-to-set-content-type-on-httpurlconnection I were you I'd look into using the Apache HTTP libraries . They're a little higher level and easier to use. With them you would..
Catching market search intents? http://stackoverflow.com/questions/2023811/catching-market-search-intents the Market APK on my HTC Hero and checked the manifest. They're being slightly more specific in their URI matching by adding..
How to Programmatically Scroll Android WebView http://stackoverflow.com/questions/2238938/how-to-programmatically-scroll-android-webview getScrollX and getScrollY methods as you'd expect. They're a bit hidden in the documentation because they're inherited..
I don't know when to use a Service or AsyncTask or Handler http://stackoverflow.com/questions/2285680/i-dont-know-when-to-use-a-service-or-asynctask-or-handler the difference between a shovel a hammer and a nailgun. They're all tools but they're only loosely related some looser than..
Installing & using the Android NDK in Eclipse http://stackoverflow.com/questions/3469448/installing-using-the-android-ndk-in-eclipse Android NDK your android apps are still based upon Java. They're just communicating with code written in C C by way of the Java..
Preventing functions from being stripped from a static library when linked into a shared library? http://stackoverflow.com/questions/3549432/preventing-functions-from-being-stripped-from-a-static-library-when-linked-into when linking android jni share improve this question They're not getting stripped they're getting ignored. When the shared..
How to change package name of an Android Application http://stackoverflow.com/questions/4025369/how-to-change-package-name-of-an-android-application try these instructions from Android's developer site. They're specifically for the GestureBuilder sample but should apply..
Created contacts not showing up on HTC Evo http://stackoverflow.com/questions/4431101/created-contacts-not-showing-up-on-htc-evo testing our application with aren't in the phone already They're special test cases with unique names that's how I'm able to..
what is the difference between match_parent and fill_parent property in android http://stackoverflow.com/questions/5761960/what-is-the-difference-between-match-parent-and-fill-parent-property-in-android android layout layout share improve this question They're the same thing in API Level 8 . Use match_parent . FILL_PARENT..
SQLiteOpenHelper IllegalStateException : DB Already Closed Error http://stackoverflow.com/questions/6535908/sqliteopenhelper-illegalstateexception-db-already-closed-error managed cursors. There's a reason why they're deprecated. They're completely problematic. Realistically there's very few scenarios..
Android ImageGetter images overlapping text http://stackoverflow.com/questions/7870312/android-imagegetter-images-overlapping-text where to put images and texts in relation to each other. They're not ViewGroups like LinearLayout or RelativeLayout and thus..
Multiple android.intent.action.MAIN in mainfest xml file http://stackoverflow.com/questions/8109572/multiple-android-intent-action-main-in-mainfest-xml-file s in manifest.xml android share improve this question They're different entry points into the program. For instance I just..
http://stackoverflow.com/questions/14069501/edittext-causing-memory-leak not occur I'm completely confused now... EDIT2 Removing the android id attribute of the EditText s fixes it... But now they're pretty useless... android memory memory management memory leaks heap share improve this question I have found a solution..
What does “|=” mean? (pipe equal operator) http://stackoverflow.com/questions/14295469/what-does-mean-pipe-equal-operator because as is frequent those constants enable an int to carry flags. If you look at those constants you'll see that they're in powers of two public static final int DEFAULT_SOUND 1 public static final int DEFAULT_VIBRATE 2 is the same than 1 1..
HttpURLConnection.getResponseCode() returns -1 on second invocation http://stackoverflow.com/questions/1440957/httpurlconnection-getresponsecode-returns-1-on-second-invocation .getStatusCode 200 I've found references to what seems to be a similar problem elsewhere but so far no solutions. If they're truly the same problem then the problem probably isn't with signpost since the other references make no reference to it...
Getting started with Android [closed] http://stackoverflow.com/questions/144254/getting-started-with-android community around android. Apart from the official google groups and the irc channel at #android on irc.freenode.net they're probably the best place to go or ask questions. http davanum.wordpress.com Development halted here but still some rather..
Overriding the Home button - how do I get rid of the choice? http://stackoverflow.com/questions/2079691/overriding-the-home-button-how-do-i-get-rid-of-the-choice Pressing Home twice will always take a user back to the center panel of the Home Screen so whatever application they're running it's easy for a user to get back to somewhere they know. You shouldn't really be overriding this unless you're producing..
How to Programmatically Scroll Android WebView http://stackoverflow.com/questions/2238938/how-to-programmatically-scroll-android-webview have scrollTo getScrollX and getScrollY methods as you'd expect. They're a bit hidden in the documentation because they're inherited from View via AbsoluteLayout ViewGroup View . This is obviously a better way to manipulate the WebView's scroll..
How to have Android Service communicate with Activity http://stackoverflow.com/questions/2463175/how-to-have-android-service-communicate-with-activity in the Activity UI when something interesting happens. If you don't start the Activity you will not see these messages they're not that interesting . It seems like I should be able to determine if the Service is running and if so add the Activity..
How to center progress indicator in ProgressDialog easily (when no title/text passed along) http://stackoverflow.com/questions/3225889/how-to-center-progress-indicator-in-progressdialog-easily-when-no-title-text-pa at the ProgressDialog class though I don't find anything other than regular drawables though ProgressDialog.java they're not using AnimatedDrawable there. android share improve this question I did some testing and I feel that the best way..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery in an arrayList of Drawables. The kb file size of the image you're loading from the web isn't directly relevant. Since they're converted into bitmaps you need to calculate width height 4 bytes per image for regular ARGB images. width and height in..
http://stackoverflow.com/questions/3553163/android-long-touch-event long touch event I have two buttons that increment and decrement a value by one with each press and they're working just fine with the onClickListener. I see that an onLongClickListener exists which I assume is for touch and hold..
Android - Creating a new activity in Eclipse [duplicate] http://stackoverflow.com/questions/3690851/android-creating-a-new-activity-in-eclipse Activity to an Android project in Eclipse 8 answers Easy one. I've gone through a few guides and tutorials and they're quite clear on how to start an activity with intent . However how do I create a new activity in Eclipse I can probably do..
Using client/server certificates for two way authentication SSL socket on Android http://stackoverflow.com/questions/4064810/using-client-server-certificates-for-two-way-authentication-ssl-socket-on-androi and loaded using getResources . I'm now getting a count of 1 and 1 for the keystore and truststore size which means they're loading. I'm still crashing on an exception but getting closer I'll update when I get this working. Update3 Looks like everything..
Grid of images inside ScrollView http://stackoverflow.com/questions/4523609/grid-of-images-inside-scrollview disable the view recycling that makes GridView so efficient and all those ImageViews will be in memory even if they're not visible. Same goes with my next solution. The other possibility is to ditch the GridView and create your own layout...
Android: how to convert whole ImageView to Bitmap? http://stackoverflow.com/questions/4715044/android-how-to-convert-whole-imageview-to-bitmap 320x480 bitmap from it On top of this imageview I have some logos or buttons that I don't want to include to bitmap they're like on top layer. All I need is bitmap with image and black border from some sides. android image bitmap screen imageview..
Custom notification layouts and text colors http://stackoverflow.com/questions/4867338/custom-notification-layouts-and-text-colors since that requires a lot of updating and people with custom ROM's might still get the problem depending on the skin they're using. android notifications android notifications share improve this question Solution by Malcolm works fine with..
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 like the archetypical for loop Value inlining. Will accesses to some public static final int always be inlined Even if they're in another class Even if they're in another package Branch prediction. How big an issue is this even Is branching a large.. inlining. Will accesses to some public static final int always be inlined Even if they're in another class Even if they're in another package Branch prediction. How big an issue is this even Is branching a large performance hit on a typical Android..
How to make an Android view that flips between views on swipe/fling http://stackoverflow.com/questions/5071743/how-to-make-an-android-view-that-flips-between-views-on-swipe-fling a ViewFlipper with a GestureOverlayView as per Romain Guy's blog post here but there's no indicator to the user as they're swiping. This makes discoverability difficult which is presumably why Launcher does it the way they do. I tried using a..
SQLiteOpenHelper problem with fully qualified DB path name http://stackoverflow.com/questions/5332328/sqliteopenhelper-problem-with-fully-qualified-db-path-name card and onCreate populates it. So here's the problem the app is in beta testing with maybe 5 or 6 people and like me they're running Android v2.2 and everything works fine. I have one tester however running v2.1 and when myDbHelper tries to create..
http://stackoverflow.com/questions/5734721/android-shared-preferences activities. How shall I pass these preferences from one activity to another activity Static variables can be used but they're not working for me. code for setting shared preferences SharedPreferences settings getSharedPreferences PREFS_NAME 0 SharedPreferences.Editor..
Making a ListAdapter-recycleable Resizable View http://stackoverflow.com/questions/14128018/making-a-listadapter-recycleable-resizable-view This is the bulk of the code. I'll also include my Activity and Adapter that I used for testing further down. They're quite generic but they illustrate the use effectively. import android.content.Context import android.util.AttributeSet import..
Getting started with Android [closed] http://stackoverflow.com/questions/144254/getting-started-with-android discussion anyways. Here you can discuss about your difficulties possibly with the core developers too. Anddev.org They're probably the most active groups so far as of Sun April 20 2008 online regarding the development and the interactive community..
JDBC vs Web Service for Android http://stackoverflow.com/questions/15853367/jdbc-vs-web-service-for-android portable devices. They often have flakey connectivity through buggy traffic rewriting proxies and insane firewalls. They're typically using a network transport layer that has high and variable packet loss rates and latencies that vary over many..
How to set Content Type on HttpURLConnection? http://stackoverflow.com/questions/1945336/how-to-set-content-type-on-httpurlconnection Expect 100 continue However if I were you I'd look into using the Apache HTTP libraries . They're a little higher level and easier to use. With them you would do it with something like HttpGet get new HttpGet http 192.168.1.36..
Catching market search intents? http://stackoverflow.com/questions/2023811/catching-market-search-intents of such a thing for intent resolution. Anyway I just dumped the Market APK on my HTC Hero and checked the manifest. They're being slightly more specific in their URI matching by adding the path intent filter android priority 100 action android..
How to Programmatically Scroll Android WebView http://stackoverflow.com/questions/2238938/how-to-programmatically-scroll-android-webview answer to this issue. It turns out that WebView does have scrollTo getScrollX and getScrollY methods as you'd expect. They're a bit hidden in the documentation because they're inherited from View via AbsoluteLayout ViewGroup View . This is obviously..
I don't know when to use a Service or AsyncTask or Handler http://stackoverflow.com/questions/2285680/i-dont-know-when-to-use-a-service-or-asynctask-or-handler asynctask share improve this question That's like asking the difference between a shovel a hammer and a nailgun. They're all tools but they're only loosely related some looser than others. At the risk of sounding self serving you really need..
Installing & using the Android NDK in Eclipse http://stackoverflow.com/questions/3469448/installing-using-the-android-ndk-in-eclipse within Eclipse again. I would like to note that by using the Android NDK your android apps are still based upon Java. They're just communicating with code written in C C by way of the Java Native Interface . Finally I am not aware of any Eclipse..
Preventing functions from being stripped from a static library when linked into a shared library? http://stackoverflow.com/questions/3549432/preventing-functions-from-being-stripped-from-a-static-library-when-linked-into tell the compiler to not strip the JNI or any functions out when linking android jni share improve this question They're not getting stripped they're getting ignored. When the shared library is linked the linker is only pulling in the object..
How to change package name of an Android Application http://stackoverflow.com/questions/4025369/how-to-change-package-name-of-an-android-application share improve this question If you're using Eclipse you could try these instructions from Android's developer site. They're specifically for the GestureBuilder sample but should apply to any application as far as I can tell H ere's how you could..
Created contacts not showing up on HTC Evo http://stackoverflow.com/questions/4431101/created-contacts-not-showing-up-on-htc-evo the phone their contact info shows up fine. The contacts I'm testing our application with aren't in the phone already They're special test cases with unique names that's how I'm able to determine they are actually coming from our app. I sort of get..
what is the difference between match_parent and fill_parent property in android http://stackoverflow.com/questions/5761960/what-is-the-difference-between-match-parent-and-fill-parent-property-in-android I want to know how this properties are different TIA android android layout layout share improve this question They're the same thing in API Level 8 . Use match_parent . FILL_PARENT renamed MATCH_PARENT in API Level 8 and higher which means..
SQLiteOpenHelper IllegalStateException : DB Already Closed Error http://stackoverflow.com/questions/6535908/sqliteopenhelper-illegalstateexception-db-already-closed-error problem in my large database driven application Do NOT use managed cursors. There's a reason why they're deprecated. They're completely problematic. Realistically there's very few scenarios where you actually need to use a managed cursor anyway...
Android ImageGetter images overlapping text http://stackoverflow.com/questions/7870312/android-imagegetter-images-overlapping-text any of the layout engine capabilities you need to figure out where to put images and texts in relation to each other. They're not ViewGroups like LinearLayout or RelativeLayout and thus have no internal layout specifying capabilities. If you really..
Multiple android.intent.action.MAIN in mainfest xml file http://stackoverflow.com/questions/8109572/multiple-android-intent-action-main-in-mainfest-xml-file in which scenarios we are supposed to have multiple MAIN s in manifest.xml android share improve this question They're different entry points into the program. For instance I just created two activities both of which had the typical intent..
|