2014/10/16 上午 08:20:34
android Programming Glossary: noteSending and Receiving SMS and MMS in Android (pre Kit Kat Android 4.4) http://stackoverflow.com/questions/14452808/sending-and-receiving-sms-and-mms-in-android-pre-kit-kat-android-4-4 off. In Jelly Bean it is Settings Data Usage mobile data Note that I have to have mobile data turned on PRIOR to sending an..
Difference between px, dp, dip and sp in Android? http://stackoverflow.com/questions/2025282/difference-between-px-dp-dip-and-sp-in-android screen density but not necessarily in direct proportion. Note The compiler accepts both dip and dp though dp is more consistent..
How to get the Android device's primary e-mail address http://stackoverflow.com/questions/2112965/how-to-get-the-android-devices-primary-e-mail-address .matches String possibleEmail account.name ... Note that this requires the GET_ACCOUNTS permission uses permission.. Show primary email addresses first. Note that there won't be a primary email address if the user hasn't..
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 list Uri uri Uri parcel handle the images one by one here Note that this is only supported by API level 18 . share improve..
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 memory memory management share improve this question Note that memory usage on modern operating systems like Linux is.. actually mean that only results in a vague conclusion. Note we now have much more extensive documentation on Managing Your.. os Debug.html#getMemoryInfo android.os.Debug.MemoryInfo Note starting with 2.0 there is also an API ActivityManager.getProcessMemoryInfo..
How can I get zoom functionality for images? http://stackoverflow.com/questions/2537238/how-can-i-get-zoom-functionality-for-images match_parent android layout_height match_parent Note I've removed my prior answer which included some very old code..
Focusable EditText inside ListView http://stackoverflow.com/questions/2679948/focusable-edittext-inside-listview and no way to focus into the EditText using the jogball. Note tapping on the EditText will focus it at that point however.. ViewGroup.FOCUS_BEFORE_DESCENDANTS Note the commented out setItemsCanFocus calls. With those calls I..
How to send image via MMS in Android? http://stackoverflow.com/questions/2972845/how-to-send-image-via-mms-in-android APNs MMSProxy proxy from MMS APNs port port from MMS APNs Note that some classes are from internal packages. Download from..
How to draw a path on a map using kml file? http://stackoverflow.com/questions/3109158/how-to-draw-a-path-on-a-map-using-kml-file Document name Paths name description Examples of paths. Note that the tessellate tag is by default set to 0. If you want..
Android - detect whether there is an Internet connection available [duplicate] http://stackoverflow.com/questions/4238921/android-detect-whether-there-is-an-internet-connection-available in your android manifest. Edit Note that having an active network interface doesn't guarantee that..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables integrates quite well into the existing Android framework. Note that this will not work across processes should your app be..
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 onDestroy or nothing depending on later user activity. Note that this method may never be called in low memory situations..
http://stackoverflow.com/questions/8657894/android-facebook-style-slide emulator mid scroll Screenshot from device full scroll . Note my icon is not as wide as the Facebook menu icon so the menu..
R cannot be resolved - Android error http://stackoverflow.com/questions/885009/r-cannot-be-resolved-android-error http source.android.com source using eclipse.html Note Eclipse sometimes likes to add an import android.R statement..
Android custom ListView unable to click on items http://stackoverflow.com/questions/1121192/android-custom-listview-unable-to-click-on-items fire etc . EDIT As an update a commenter mentioned Just a note after changing the visibility of the button I had to programmatically..
Navigation Drawer (Google+ vs. YouTube) http://stackoverflow.com/questions/11377472/navigation-drawer-google-vs-youtube slide menu looks and feels like download Prixing Evernote Spotify android android layout android actionbar navigation.. in the G app than they did in the YouTube app. On another note check out the Google Play app for another version of the pull..
Draw text in OpenGL ES (Android) http://stackoverflow.com/questions/1339136/draw-text-in-opengl-es-android if 2 isn't an option. A good way to get your feet wet but note that while it seems simple and basic features are it get's harder..
How to read contacts on Android 2.0 http://stackoverflow.com/questions/1721279/how-to-read-contacts-on-android-2-0 people.close Furthermore if you need to get things like notes from a contact then you will need to use a different URI like.. this method private String getNote long contactId String note null String columns new String ContactsContract.CommonDataKinds.Note.NOTE.. rv contacts.getString 0 contacts.close return note Notice this time I used not only the contact id but the mime..
Android intent filter for a particular file extension? http://stackoverflow.com/questions/1733195/android-intent-filter-for-a-particular-file-extension Linda File Manager my app shows up as an option. I should note that this alone does not allow you to download this filetype..
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 seen before and Uss is Priv Dirty. Interesting thing to note here Pss and Uss are slightly or more than slightly different..
How do I get the SharedPreferences from a PreferenceActivity in Android? http://stackoverflow.com/questions/2614719/how-do-i-get-the-sharedpreferences-from-a-preferenceactivity-in-android Preferences across various activities in an application note currently it cannot be shared across processes . Or it can be..
Declaring a custom android UI element using XML http://stackoverflow.com/questions/2695646/declaring-a-custom-android-ui-element-using-xml new int android.R.attr.text R.attr.textColor Please note that you should not use anything in android.R.styleable as per..
Change the background color of the options menu http://stackoverflow.com/questions/2944244/change-the-background-color-of-the-options-menu about this please add your support by starring this bug note Google discourages me too comments just a star is enough http..
How to call SOAP web service in Android http://stackoverflow.com/questions/297586/how-to-call-soap-web-service-in-android write your own or use something like kSOAP 2 . As you note others have been able to compile and use kSOAP2 in their own..
Android: Is application running in background? http://stackoverflow.com/questions/3667022/android-is-application-running-in-background the service . Example Implement custom Application class note the isActivityVisible static method public class MyApplication..
Difference between “@id/” and “@+id/” in Android http://stackoverflow.com/questions/5025910/difference-between-id-and-id-in-android id in R.java . More Info Again As you said in your chat note that android layout_below @id myTextView won't recognize an..
Android backup/restore: how to backup an internal database? http://stackoverflow.com/questions/5282936/android-backup-restore-how-to-backup-an-internal-database guide topics data backup.html#Testing . Please also note I'm not talking about some sqlite database I manage myself nor..
How do I do a lazy load of images in ListView http://stackoverflow.com/questions/541966/how-do-i-do-a-lazy-load-of-images-in-listview the images that my app is currently displaying. Please note that the Log object in use here is my custom wrapper around..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android A small part of Java 7 can certainly be used with Android note I have only tested on 4.1 . First of all you could not use Eclipse's..
MuPdf Reader integrate in project http://stackoverflow.com/questions/8500530/mupdf-reader-integrate-in-project 0.9 android jni .. .. thirdparty jbig2dec os_types.h 47 note previous declaration of 'int8_t' was here The solution is explained..
How to connect to a specific wifi network in Android programmatically? http://stackoverflow.com/questions/8818290/how-to-connect-to-a-specific-wifi-network-in-android-programmatically conf new WifiConfiguration conf.SSID networkSSID Please note the quotes. String should contain ssid in quotes Then for WEP..
R cannot be resolved - Android error http://stackoverflow.com/questions/885009/r-cannot-be-resolved-android-error After tracking down this problem as well I found this note in the Android documentation http source.android.com source..
How to force use of overflow menu on devices with menu button http://stackoverflow.com/questions/9286822/how-to-force-use-of-overflow-menu-on-devices-with-menu-button popup... is displayed at the bottom of the screen. You'll note in the screenshots phones with a physical menu button don't..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button can be used as a quick alternative on occasion. NOTE as pointed out by Dave below Android 2.0 introduced a new onBackPressed..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application in a new process if the user starts the app again. P B NOTE B The app will not be killed until all of its threads have closed.. of its threads have closed if it is killed safely. P P B NOTE B All threads running under the process will be abruptly killed.. app can be killed by the system without causing issues. NOTE If this is set to true then the virtual machine will not be..
How to have Android Service communicate with Activity http://stackoverflow.com/questions/2463175/how-to-have-android-service-communicate-with-activity service listener object to you service and you are set. NOTE when editing Views inside the Activity you should modify them.. an instance of your activity context will leak not good. NOTE This method is only useful when your application Activity task..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android under CyanogenMod settings Performance VM heap size . NOTE BE AWARE THAT SETTING THIS VALUE MANUALLY CAN MESS UP YOUR SYSTEM..
Custom filtering in Android using ArrayAdapter http://stackoverflow.com/questions/2718202/custom-filtering-in-android-using-arrayadapter FilterResults performFiltering CharSequence constraint NOTE this function is always called from a background thread and.. CharSequence constraint FilterResults results NOTE this function is always called from the UI thread. filtered.. FilterResults performFiltering CharSequence constraint NOTE this function is always called from a background thread and..
how to see if wifi is connected in android http://stackoverflow.com/questions/3841317/how-to-see-if-wifi-is-connected-in-android if mWifi.isConnected Do whatever NOTE It should be noted for us n00bies here that you need to add..
Android - SMS Broadcast receiver http://stackoverflow.com/questions/4117701/android-sms-broadcast-receiver object registry had 1 entries I AndroidRuntime 478 NOTE attach of thread 'Binder Thread #3' failed D Mms app 220 getSmsNewMessageNotificationInfo..
Activity restart on rotation Android http://stackoverflow.com/questions/456211/activity-restart-on-rotation-android variables you're initializing using getters and setters. NOTE You'll need to specify the name of your new Application class..
Benefit of using Parcelable instead of serializing object http://stackoverflow.com/questions/5550670/benefit-of-using-parcelable-instead-of-serializing-object share improve this question From Pro Android 2 NOTE Seeing Parcelable might have triggered the question why is Android..
http://stackoverflow.com/questions/6847460/fragments-within-fragments about versions android 4.2.html#NestedFragments NOTE as per this docs Note You cannot inflate a layout into a fragment..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables app be one of the rare ones that has multiple processes . NOTE 1 Also as anticafe commented in order to correctly tie your.. android icon ... android label ... application NOTE 2 user608578 asks below how this works with managing native..
Passing a Bundle on startActivity()? http://stackoverflow.com/questions/768969/passing-a-bundle-on-startactivity them via String value getIntent .getExtras .getString key NOTE Bundles have get and put methods for all the primitive types..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application EDIT You can find source code sample project here . NOTE Before trying this code please find this line in below code..
Sending and Receiving SMS and MMS in Android (pre Kit Kat Android 4.4) http://stackoverflow.com/questions/14452808/sending-and-receiving-sms-and-mms-in-android-pre-kit-kat-android-4-4 Nexus on t mobile USA it is because mobile data is turned off. In Jelly Bean it is Settings Data Usage mobile data Note that I have to have mobile data turned on PRIOR to sending an MMS OR receiving one. If I receive an MMS with mobile data..
Difference between px, dp, dip and sp in Android? http://stackoverflow.com/questions/2025282/difference-between-px-dp-dip-and-sp-in-android 160 dpi screen. The ratio of dp to pixel will change with the screen density but not necessarily in direct proportion. Note The compiler accepts both dip and dp though dp is more consistent with sp . sp Scale independent Pixels this is like the..
How to get the Android device's primary e-mail address http://stackoverflow.com/questions/2112965/how-to-get-the-android-devices-primary-e-mail-address for Account account accounts if emailPattern.matcher account.name .matches String possibleEmail account.name ... Note that this requires the GET_ACCOUNTS permission uses permission android name android.permission.GET_ACCOUNTS More on using.. new String ContactsContract.CommonDataKinds.Email.CONTENT_ITEM_TYPE Show primary email addresses first. Note that there won't be a primary email address if the user hasn't specified one. ContactsContract.Contacts.Data.IS_PRIMARY..
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
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 how to get the free memory of the phone too. java android memory memory management share improve this question Note that memory usage on modern operating systems like Linux is an extremely complicated and difficult to understand area. In.. engineers there is always a long discussion about what they actually mean that only results in a vague conclusion. Note we now have much more extensive documentation on Managing Your App's Memory that covers much of the material here and is.. usage http developer.android.com intl de reference android os Debug.html#getMemoryInfo android.os.Debug.MemoryInfo Note starting with 2.0 there is also an API ActivityManager.getProcessMemoryInfo to get this information about another process..
How can I get zoom functionality for images? http://stackoverflow.com/questions/2537238/how-can-i-get-zoom-functionality-for-images android id @ id img android layout_width match_parent android layout_height match_parent Note I've removed my prior answer which included some very old code and now link straight to the most updated code on github...
Focusable EditText inside ListView http://stackoverflow.com/questions/2679948/focusable-edittext-inside-listview to the header row it is also displayed with the selector and no way to focus into the EditText using the jogball. Note tapping on the EditText will focus it at that point however that relies on a touchscreen which should not be a requirement... mode if the EditText was focused listView.setDescendantFocusability ViewGroup.FOCUS_BEFORE_DESCENDANTS Note the commented out setItemsCanFocus calls. With those calls I got the correct behavior but setItemsCanFocus false caused..
How to send image via MMS in Android? http://stackoverflow.com/questions/2972845/how-to-send-image-via-mms-in-android .isEmpty MMSProxy MMSProxy port MMSCenterUrl url from MMS APNs MMSProxy proxy from MMS APNs port port from MMS APNs Note that some classes are from internal packages. Download from android git is required. The request should be done with url..
How to draw a path on a map using kml file? http://stackoverflow.com/questions/3109158/how-to-draw-a-path-on-a-map-using-kml-file 1.0 encoding UTF 8 kml xmlns http www.opengis.net kml 2.2 Document name Paths name description Examples of paths. Note that the tessellate tag is by default set to 0. If you want to create tessellated lines they must be authored or edited..
Android - detect whether there is an Internet connection available [duplicate] http://stackoverflow.com/questions/4238921/android-detect-whether-there-is-an-internet-connection-available You will also need uses permission android name android.permission.ACCESS_NETWORK_STATE in your android manifest. Edit Note that having an active network interface doesn't guarantee that a particular networked service is available. Networks issues..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables the same effect as using a static variable or singleton but integrates quite well into the existing Android framework. Note that this will not work across processes should your app be one of the rare ones that has multiple processes . NOTE 1 Also..
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 visible to the user. You will next receive either onRestart onDestroy or nothing depending on later user activity. Note that this method may never be called in low memory situations where the system does not have enough memory to keep your..
http://stackoverflow.com/questions/8657894/android-facebook-style-slide could come up with Android sliding menu demo Screenshot from emulator mid scroll Screenshot from device full scroll . Note my icon is not as wide as the Facebook menu icon so the menu view and 'app' view are not aligned. share improve this answer..
R cannot be resolved - Android error http://stackoverflow.com/questions/885009/r-cannot-be-resolved-android-error this problem as well I found this note in the Android documentation http source.android.com source using eclipse.html Note Eclipse sometimes likes to add an import android.R statement at the top of your files that use resources especially when..
Android custom ListView unable to click on items http://stackoverflow.com/questions/1121192/android-custom-listview-unable-to-click-on-items in the list item and the onListItemClick handler will fire etc . EDIT As an update a commenter mentioned Just a note after changing the visibility of the button I had to programmatically disable the focus again. share improve this answer..
Navigation Drawer (Google+ vs. YouTube) http://stackoverflow.com/questions/11377472/navigation-drawer-google-vs-youtube like G . Apps If you would like to experience what a beautiful slide menu looks and feels like download Prixing Evernote Spotify android android layout android actionbar navigation drawer share improve this question Edit #3 The Navigation.. This might be why they decided to do it differently in the G app than they did in the YouTube app. On another note check out the Google Play app for another version of the pull out menu when you are at the left most page swipe left and..
Draw text in OpenGL ES (Android) http://stackoverflow.com/questions/1339136/draw-text-in-opengl-es-android code based on a sprite. Probably second best choice if 2 isn't an option. A good way to get your feet wet but note that while it seems simple and basic features are it get's harder and more challenging as you add more features texture..
How to read contacts on Android 2.0 http://stackoverflow.com/questions/1721279/how-to-read-contacts-on-android-2-0 String number people.getString numberFieldColumnIndex people.close Furthermore if you need to get things like notes from a contact then you will need to use a different URI like the following feel free to use this method private String.. to use a different URI like the following feel free to use this method private String getNote long contactId String note null String columns new String ContactsContract.CommonDataKinds.Note.NOTE String where ContactsContract.Data.RAW_CONTACT_ID..
Android intent filter for a particular file extension? http://stackoverflow.com/questions/1733195/android-intent-filter-for-a-particular-file-extension match anything. Now if you select a .kdb flie in an app like Linda File Manager my app shows up as an option. I should note that this alone does not allow you to download this filetype in a browser since this only registers with the file scheme...
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 you get an ridiculously large number . Pss is as we've seen before and Uss is Priv Dirty. Interesting thing to note here Pss and Uss are slightly or more than slightly different than what we saw in meminfo. Why is that Well procrank uses..
How do I get the SharedPreferences from a PreferenceActivity in Android? http://stackoverflow.com/questions/2614719/how-do-i-get-the-sharedpreferences-from-a-preferenceactivity-in-android are typically name value pairs. They can be stored as �Shared Preferences across various activities in an application note currently it cannot be shared across processes . Or it can be something that needs to be stored specific to an activity...
Declaring a custom android UI element using XML http://stackoverflow.com/questions/2695646/declaring-a-custom-android-ui-element-using-xml while attributes for this project are in R.attr . int attrsWanted new int android.R.attr.text R.attr.textColor Please note that you should not use anything in android.R.styleable as per this thread it may change in the future. It is still in the..
Change the background color of the options menu http://stackoverflow.com/questions/2944244/change-the-background-color-of-the-options-menu so I won't dwell on that. There is a Google Android bug posted about this please add your support by starring this bug note Google discourages me too comments just a star is enough http code.google.com p android issues detail id 4441 SUMMARY OF..
How to call SOAP web service in Android http://stackoverflow.com/questions/297586/how-to-call-soap-web-service-in-android does not provide any sort of SOAP library. You can either write your own or use something like kSOAP 2 . As you note others have been able to compile and use kSOAP2 in their own projects but I haven't had to. Google has shown to date little..
Android: Is application running in background? http://stackoverflow.com/questions/3667022/android-is-application-running-in-background this solution if you'd like to check activity visibility from the service . Example Implement custom Application class note the isActivityVisible static method public class MyApplication extends Application public static boolean isActivityVisible..
Difference between “@id/” and “@+id/” in Android http://stackoverflow.com/questions/5025910/difference-between-id-and-id-in-android been created so parser links this to the already created id in R.java . More Info Again As you said in your chat note that android layout_below @id myTextView won't recognize an element with id myTextView if it is written after the element..
Android backup/restore: how to backup an internal database? http://stackoverflow.com/questions/5282936/android-backup-restore-how-to-backup-an-internal-database from that my test strategy was based on http developer.android.com guide topics data backup.html#Testing . Please also note I'm not talking about some sqlite database I manage myself nor about backing up to SDcard own server or elsewhere. I did..
How do I do a lazy load of images in ListView http://stackoverflow.com/questions/541966/how-do-i-do-a-lazy-load-of-images-in-listview share improve this question Here's what I created to hold the images that my app is currently displaying. Please note that the Log object in use here is my custom wrapper around the final Log class inside Android. package com.wilson.android.library..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android java android bytecode jdk7 share improve this question A small part of Java 7 can certainly be used with Android note I have only tested on 4.1 . First of all you could not use Eclipse's ADT because it is hard coded that only Java compiler..
MuPdf Reader integrate in project http://stackoverflow.com/questions/8500530/mupdf-reader-integrate-in-project typedef 'int8_t' home yury programming android workspace mupdf 0.9 android jni .. .. thirdparty jbig2dec os_types.h 47 note previous declaration of 'int8_t' was here The solution is explained here mupdf for android ndk build problem error redefinition..
How to connect to a specific wifi network in Android programmatically? http://stackoverflow.com/questions/8818290/how-to-connect-to-a-specific-wifi-network-in-android-programmatically networkSSID test String networkPass pass WifiConfiguration conf new WifiConfiguration conf.SSID networkSSID Please note the quotes. String should contain ssid in quotes Then for WEP network you need to do this conf.wepKeys 0 networkPass conf.wepTxKeyIndex..
R cannot be resolved - Android error http://stackoverflow.com/questions/885009/r-cannot-be-resolved-android-error android eclipse android resources share improve this question After tracking down this problem as well I found this note in the Android documentation http source.android.com source using eclipse.html Note Eclipse sometimes likes to add an import..
How to force use of overflow menu on devices with menu button http://stackoverflow.com/questions/9286822/how-to-force-use-of-overflow-menu-on-devices-with-menu-button available from the menu hardware key. The resulting actions popup... is displayed at the bottom of the screen. You'll note in the screenshots phones with a physical menu button don't have an overflow menu in the ActionBar. This avoids ambiguity..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button reading the current state from a Service if needed. But moveTaskToBack can be used as a quick alternative on occasion. NOTE as pointed out by Dave below Android 2.0 introduced a new onBackPressed method and these recommendations on how to handle..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application created as a new app in a new virtual machine running in a new process if the user starts the app again. P B NOTE B The app will not be killed until all of its threads have closed if it is killed safely. P P B NOTE B All threads running.. app again. P B NOTE B The app will not be killed until all of its threads have closed if it is killed safely. P P B NOTE B All threads running under the process will be abruptly killed when the app is killed quickly. This can lead to various.. of the app on exit so that the virtual machine running the app can be killed by the system without causing issues. NOTE If this is set to true then the virtual machine will not be killed until all of its threads have closed. System.runFinalizersOnExit..
How to have Android Service communicate with Activity http://stackoverflow.com/questions/2463175/how-to-have-android-service-communicate-with-activity and get its instance. When you have the instance register your service listener object to you service and you are set. NOTE when editing Views inside the Activity you should modify them in the UI thread the service will probably run its own Thread.. to you listener object in Activity.onPause otherwise an instance of your activity context will leak not good. NOTE This method is only useful when your application Activity task is the only process that will access your service. If this..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android be allowed for each app. In CM for example this option appears under CyanogenMod settings Performance VM heap size . NOTE BE AWARE THAT SETTING THIS VALUE MANUALLY CAN MESS UP YOUR SYSTEM ESPECIALLY if you select a smaller value than is normal..
Custom filtering in Android using ArrayAdapter http://stackoverflow.com/questions/2718202/custom-filtering-in-android-using-arrayadapter class MangaNameFilter extends Filter @Override protected FilterResults performFiltering CharSequence constraint NOTE this function is always called from a background thread and not the UI thread. constraint constraint.toString .toLowerCase.. @SuppressWarnings unchecked @Override protected void publishResults CharSequence constraint FilterResults results NOTE this function is always called from the UI thread. filtered ArrayList Manga results.values notifyDataSetChanged However.. class MangaNameFilter extends Filter @Override protected FilterResults performFiltering CharSequence constraint NOTE this function is always called from a background thread and not the UI thread. constraint constraint.toString .toLowerCase..
how to see if wifi is connected in android http://stackoverflow.com/questions/3841317/how-to-see-if-wifi-is-connected-in-android NetworkInfo mWifi connManager.getNetworkInfo ConnectivityManager.TYPE_WIFI if mWifi.isConnected Do whatever NOTE It should be noted for us n00bies here that you need to add android.permission.ACCESS_NETWORK_STATE to your AndroidManifest.xml..
Android - SMS Broadcast receiver http://stackoverflow.com/questions/4117701/android-sms-broadcast-receiver 478 Shutting down VM D dalvikvm 478 Debugger has detached object registry had 1 entries I AndroidRuntime 478 NOTE attach of thread 'Binder Thread #3' failed D Mms app 220 getSmsNewMessageNotificationInfo count 14 first addr 12345 thread_id..
Activity restart on rotation Android http://stackoverflow.com/questions/456211/activity-restart-on-rotation-android of this class as a singleton and exposing the application variables you're initializing using getters and setters. NOTE You'll need to specify the name of your new Application class in the manifest for it to be registered and used. Reacting..
Benefit of using Parcelable instead of serializing object http://stackoverflow.com/questions/5550670/benefit-of-using-parcelable-instead-of-serializing-object where better to use bundles android serialization bundle parcelable share improve this question From Pro Android 2 NOTE Seeing Parcelable might have triggered the question why is Android not using the built in Java serialization mechanism It..
http://stackoverflow.com/questions/6847460/fragments-within-fragments 4.2 and Android Support Library rev 11 http developer.android.com about versions android 4.2.html#NestedFragments NOTE as per this docs Note You cannot inflate a layout into a fragment when that layout includes a fragment . Nested fragments..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables Note that this will not work across processes should your app be one of the rare ones that has multiple processes . NOTE 1 Also as anticafe commented in order to correctly tie your Application override to your application a tag is necessary.. for more info. An example application android name my.application.MyApp android icon ... android label ... application NOTE 2 user608578 asks below how this works with managing native object lifecycles. I admit I am not up to speed on using native..
Passing a Bundle on startActivity()? http://stackoverflow.com/questions/768969/passing-a-bundle-on-startactivity key value Then in the launched Activity you would read them via String value getIntent .getExtras .getString key NOTE Bundles have get and put methods for all the primitive types Parcelables and Serializables. I just used Strings for demonstrational..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application java android eclipse sqlite share improve this question EDIT You can find source code sample project here . NOTE Before trying this code please find this line in below code private static String DB_NAME YourDbName Database name DB_NAME..
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