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2014/10/16 ¤W¤È 08:28:06
android Programming Glossary: yourSaving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android usually use this technique to store instance values for your application selections unsaved text etc. . share improve this..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a return null ADD 3 jars found in the following link to your Android Project mail.jar activation.jar additionnal.jar Click.. here How to add External Jars Run the project and check your recipient mail account for the mail. Cheers Hope this helps..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon in Android but Android can very well totally destroy your app whenever it feels like it . What's up with that I am starting.. share improve this question This will eventually get to your question but I first want to address a number of issues you.. I first want to address a number of issues you raise in your various comments to the various answers already given at the..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables Singletons rather than subclassing Application. Read it at your own risk. ORIGINAL ANSWER The more general problem you are encountering.. to save state across several Activities and all parts of your application. A static variable for instance a singleton is a.. however that a more elegant way in Android is to associate your state with the Application context. As you know each Activity..
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 YourDbName Database name DB_NAME here is the name of your database. It is assumed that you have a copy of the database.. of the database in the assets folder so for example if your database name is ordersDB then the value of DB_NAME will be.. Check that the database exists here data data your package databases Da Name private boolean checkDataBase File..
How to call a .NET Webservice from Android using KSOAP2? http://stackoverflow.com/questions/1052300/how-to-call-a-net-webservice-from-android-using-ksoap2 the result into an Object which is a primitive one. Your code Object result Object envelope.getResponse Correct code..
App is misconfigured for Facebook login : Android Facebook integration issue http://stackoverflow.com/questions/12382558/app-is-misconfigured-for-facebook-login-android-facebook-integration-issue 24739 Login failed invalid_key Android key mismatch. Your key uk3udeH7vrOGNFH2FJjdJbdWJWI does not match the allowed keys..
How to fire onListItemClick in Listactivity with buttons in list? http://stackoverflow.com/questions/1821871/how-to-fire-onlistitemclick-in-listactivity-with-buttons-in-list public void onClick View v Log.v TAG Row button clicked Your OnItemClickListener class could be declared like here private..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android httpPost.abort catch Exception e System.out.println Your App Name Here e public String sendPost String url String data.. HttpPost url response null StringEntity tmp null Log.d Your App Name Here Setting httpPost headers httpPost.setHeader User.. data UTF 8 catch UnsupportedEncodingException e Log.e Your App Name Here HttpUtils UnsupportedEncodingException e httpPost.setEntity..
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 we now have much more extensive documentation on Managing Your App's Memory that covers much of the material here and is more..
How can I connect to Android with ADB over TCP? http://stackoverflow.com/questions/2604727/how-can-i-connect-to-android-with-adb-over-tcp adb share improve this question Manual Process From Your Device if it is Rooted According to a post on xda developers..
Linear Layout and weight in Android http://stackoverflow.com/questions/2698817/linear-layout-and-weight-in-android problem. You are not setting the layout_weight property. Your code reads weight 1 and it should read android layout_weight..
http://stackoverflow.com/questions/3197335/restful-api-service the operation and sends some data back to your activity. Your activity processes the data and puts in in a list view The service..
Horizontal ListView in Android? http://stackoverflow.com/questions/3240331/horizontal-listview-in-android Idea is to set the ListView with Horizontal Scroll. Share Your Idea android listview gallery horizontal scrolling share..
http://stackoverflow.com/questions/3669325/notifydatasetchanged-example does not know you changed the List in the Activity. Your choices are Use the functions of the ArrayAdapter to modify..
Example: Communication between Activity and Service using Messaging http://stackoverflow.com/questions/4300291/example-communication-between-activity-and-service-using-messaging improve this question Look at the LocalService example . Your Service returns an instance of itself to consumers who call..
http://stackoverflow.com/questions/4725773/ffmpeg-on-android help me with these questions and get me started on this Your help is greatly appreciated. android ffmpeg share improve..
How to ship an Android application with a database? http://stackoverflow.com/questions/513084/how-to-ship-an-android-application-with-a-database time to create and populate the database on the device. Your thoughts Pointers to documentation regarding any issues would..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables about its execution environment in the broadest sense. Your application also has a context and Android guarantees that it..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list is but can't think of an elegant solution right now... Your problem is that you set the click listener once with viewHolder.checkbox.setOnCheckedChangeListener..
Android Open and Save files to/from Google Drive SDK http://stackoverflow.com/questions/12164024/android-open-and-save-files-to-from-google-drive-sdk where you'd like to store the local copies of your files. YOUR BUILD TARGET Right click your project go into it's properties..
http post method passing null values to the server http://stackoverflow.com/questions/13134019/http-post-method-passing-null-values-to-the-server should try below code its running very well for me. ADD YOUR REQUEST DATA HERE you can pass number of variable . ArrayList..
http://stackoverflow.com/questions/1830391/rotate-mapview-in-android android layout_height match_parent android apiKey ##### YOUR MAP KEY HERE ###### android clickable true LinearLayout ToggleButton..
How to put Google Maps V2 on a Fragment Using ViewPager http://stackoverflow.com/questions/19353255/how-to-put-google-maps-v2-on-a-fragment-using-viewpager android value REPLACE WITH YOUR API KEY. GET IT FROM GOOGLE CLOUD CONSOLE activity android name..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a Steps to create a sample Project MailSenderActivity.java YOUR PACKAGE import android.app.Activity import android.os.Bundle.. e Log.e SendMail e.getMessage e GmailSender.java YOUR PACKAGE import javax.activation.DataHandler import javax.activation.DataSource..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android Setting httpPost headers httpPost.setHeader User Agent SET YOUR USER AGENT STRING HERE httpPost.setHeader Accept text html application..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android NOTE BE AWARE THAT SETTING THIS VALUE MANUALLY CAN MESS UP YOUR SYSTEM ESPECIALLY if you select a smaller value than is normal..
Google Analytics in Android app - dealing with multiple activities http://stackoverflow.com/questions/3216692/google-analytics-in-android-app-dealing-with-multiple-activities the tracker in manual dispatch mode... tracker.start UA YOUR ACCOUNT HERE getApplication instead of Start the tracker in.. the tracker in manual dispatch mode... tracker.start UA YOUR ACCOUNT HERE this BAD Regarding when to call start stop you..
How do I put an admob adview in the settings screen for a live wallpaper? http://stackoverflow.com/questions/4003701/how-do-i-put-an-admob-adview-in-the-settings-screen-for-a-live-wallpaper res android xmlns myapp http schemas.android.com apk res YOUR PACKAGE android layout_width fill_parent android layout_height.. apk res android android orderingFromXml true YOUR PACKAGE NAME.AdmobPreference android key ad ... other preferences..
http://stackoverflow.com/questions/4459058/alarm-manager-example PowerManager.PARTIAL_WAKE_LOCK wl.acquire Put here YOUR code. Toast.makeText context Alarm Toast.LENGTH_LONG .show For..
creating a system overlay (always on top) button in android http://stackoverflow.com/questions/4481226/creating-a-system-overlay-always-on-top-button-in-android Y OF EVENT FROM THE PARAMETER THEN CHECK IF THAT IS INSIDE YOUR DESIRED AREA Toast.makeText getContext onTouchEvent Toast.LENGTH_LONG..
http://stackoverflow.com/questions/4533440/android-listview-text-color textView TextView view.findViewById android.R.id.text1 YOUR CHOICE OF COLOR textView.setTextColor Color.BLUE return view..
Android - Sqlite database method undefined fot type http://stackoverflow.com/questions/4591765/android-sqlite-database-method-undefined-fot-type try to build the string before. Like this String query YOUR SQL STATEMENT db.execSQL query db.close Is a possibility share..
Enabling ProGuard in Eclipse for Android http://stackoverflow.com/questions/4732656/enabling-proguard-in-eclipse-for-android generated by Android Tools. # Do not modify this file YOUR CHANGES WILL BE ERASED Am I missing something Also is there..
integrate facebook with like button in android and iphone http://stackoverflow.com/questions/5935034/integrate-facebook-with-like-button-in-android-and-iphone shareIntent.putExtra android.content.Intent.EXTRA_SUBJECT YOUR SUBJECT HERE shareIntent.putExtra android.content.Intent.EXTRA_TEXT.. shareIntent.putExtra android.content.Intent.EXTRA_TEXT YOUR TEXT HERE startActivity Intent.createChooser shareIntent YOUR..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a org.apache.harmony.xnet.provider.jsse.TrustManagerFactoryImpl return null ADD 3 jars found in the following link to your Android Project mail.jar activation.jar additionnal.jar Click here How to add External Jars Run the project and check your.. Android Project mail.jar activation.jar additionnal.jar Click here How to add External Jars Run the project and check your recipient mail account for the mail. Cheers Hope this helps And don't forget that you cannot do network operation from the..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon some sort of problem Apparently you cannot quit an application in Android but Android can very well totally destroy your app whenever it feels like it . What's up with that I am starting to think that it's impossible to write an app that functions.. there a way for me to really quit the application android share improve this question This will eventually get to your question but I first want to address a number of issues you raise in your various comments to the various answers already.. this question This will eventually get to your question but I first want to address a number of issues you raise in your various comments to the various answers already given at the time of this writing. I have no intention of changing your..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables disagreement I have with those who encourage the use of Singletons rather than subclassing Application. Read it at your own risk. ORIGINAL ANSWER The more general problem you are encountering is how to save state across several Activities and.. ANSWER The more general problem you are encountering is how to save state across several Activities and all parts of your application. A static variable for instance a singleton is a common Java way of achieving this. I have found however that.. is a common Java way of achieving this. I have found however that a more elegant way in Android is to associate your state with the Application context. As you know each Activity is also a Context which is information about its execution..
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 please find this line in below code private static String DB_NAME YourDbName Database name DB_NAME here is the name of your database. It is assumed that you have a copy of the database in the assets folder so for example if your database name is.. the name of your database. It is assumed that you have a copy of the database in the assets folder so for example if your database name is ordersDB then the value of DB_NAME will be ordersDB private static String DB_NAME ordersDB Keep the Database.. catch IOException mIOException throw new Error ErrorCopyingDataBase Check that the database exists here data data your package databases Da Name private boolean checkDataBase File dbFile new File DB_PATH DB_NAME Log.v dbFile dbFile dbFile.exists..
How to call a .NET Webservice from Android using KSOAP2? http://stackoverflow.com/questions/1052300/how-to-call-a-net-webservice-from-android-using-ksoap2 share improve this question It's very simple. You are getting the result into an Object which is a primitive one. Your code Object result Object envelope.getResponse Correct code SoapObject result SoapObject envelope.getResponse To get the..
App is misconfigured for Facebook login : Android Facebook integration issue http://stackoverflow.com/questions/12382558/app-is-misconfigured-for-facebook-login-android-facebook-integration-issue dialog if Util.ENABLE_LOG is set to true . D Facebook authorize 24739 Login failed invalid_key Android key mismatch. Your key uk3udeH7vrOGNFH2FJjdJbdWJWI does not match the allowed keys specified in your application settings. Check your application..
How to fire onListItemClick in Listactivity with buttons in list? http://stackoverflow.com/questions/1821871/how-to-fire-onlistitemclick-in-listactivity-with-buttons-in-list new OnItemClickListener position return convertView @Override public void onClick View v Log.v TAG Row button clicked Your OnItemClickListener class could be declared like here private class OnItemClickListener implements OnClickListener private..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android void abort try if httpClient null System.out.println Abort. httpPost.abort catch Exception e System.out.println Your App Name Here e public String sendPost String url String data return sendPost url data null public String sendJSONPost.. ClientPNames.COOKIE_POLICY CookiePolicy.RFC_2109 httpPost new HttpPost url response null StringEntity tmp null Log.d Your App Name Here Setting httpPost headers httpPost.setHeader User Agent SET YOUR USER AGENT STRING HERE httpPost.setHeader.. application x www form urlencoded try tmp new StringEntity data UTF 8 catch UnsupportedEncodingException e Log.e Your App Name Here HttpUtils UnsupportedEncodingException e httpPost.setEntity tmp Log.d Your App Name Here url data try response..
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 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 more up to date with the state of Android. First thing is to probably..
How can I connect to Android with ADB over TCP? http://stackoverflow.com/questions/2604727/how-can-i-connect-to-android-with-adb-over-tcp possibly other viable options android networking tcp debugging adb share improve this question Manual Process From Your Device if it is Rooted According to a post on xda developers you can enable ADB over WiFi from the device with the commands..
Linear Layout and weight in Android http://stackoverflow.com/questions/2698817/linear-layout-and-weight-in-android
http://stackoverflow.com/questions/3197335/restful-api-service the message and shows a progress. The service finishes the operation and sends some data back to your activity. Your activity processes the data and puts in in a list view The service sends you a message saying that it is done and it kills..
Horizontal ListView in Android? http://stackoverflow.com/questions/3240331/horizontal-listview-in-android the same spot i have clicked. How to Rectify this Problem My Idea is to set the ListView with Horizontal Scroll. Share Your Idea android listview gallery horizontal scrolling share improve this question After reading this post I have implemented..
http://stackoverflow.com/questions/3669325/notifydatasetchanged-example is still holding a reference to the original List . The Adapter does not know you changed the List in the Activity. Your choices are Use the functions of the ArrayAdapter to modify the underlying List add insert remove clear etc. Re create the..
Example: Communication between Activity and Service using Messaging http://stackoverflow.com/questions/4300291/example-communication-between-activity-and-service-using-messaging false android android activity android service share improve this question Look at the LocalService example . Your Service returns an instance of itself to consumers who call onBind . Then you can directly interact with the service e.g...
http://stackoverflow.com/questions/4725773/ffmpeg-on-android FFMPEG apis which need to be used for playback. Can you please help me with these questions and get me started on this Your help is greatly appreciated. android ffmpeg share improve this question Here are the steps I went through in getting..
How to ship an Android application with a database? http://stackoverflow.com/questions/513084/how-to-ship-an-android-application-with-a-database should go and how to access it. 2 It may take a really long time to create and populate the database on the device. Your thoughts Pointers to documentation regarding any issues would be great. android share improve this question I just found..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables you know each Activity is also a Context which is information about its execution environment in the broadest sense. Your application also has a context and Android guarantees that it will exist as a single instance across your application. The..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list Actual answer to question... I know what the problem is but can't think of an elegant solution right now... Your problem is that you set the click listener once with viewHolder.checkbox.setOnCheckedChangeListener when the view is created...
Android Open and Save files to/from Google Drive SDK http://stackoverflow.com/questions/12164024/android-open-and-save-files-to-from-google-drive-sdk you'll need WRITE_EXTERNAL_STORAGE as well depending on where you'd like to store the local copies of your files. YOUR BUILD TARGET Right click your project go into it's properties and under Android change the build target to Google APIs if..
http post method passing null values to the server http://stackoverflow.com/questions/13134019/http-post-method-passing-null-values-to-the-server as well. android http share improve this question you should try below code its running very well for me. ADD YOUR REQUEST DATA HERE you can pass number of variable . ArrayList NameValuePair nameValuePairs new ArrayList NameValuePair nameValuePairs.add..
http://stackoverflow.com/questions/1830391/rotate-mapview-in-android android id @ id map_view android layout_width match_parent android layout_height match_parent android apiKey ##### YOUR MAP KEY HERE ###### android clickable true LinearLayout ToggleButton android id @ id button_compass android layout_width..
How to put Google Maps V2 on a Fragment Using ViewPager http://stackoverflow.com/questions/19353255/how-to-put-google-maps-v2-on-a-fragment-using-viewpager Google Maps Fragment API Key Data meta data android name com.google.android.maps.v2.API_KEY android value REPLACE WITH YOUR API KEY. GET IT FROM GOOGLE CLOUD CONSOLE activity android name MainActivity android label @string app_name android screenOrientation..
Sending Email in Android using JavaMail API without using the default/built-in app http://stackoverflow.com/questions/2020088/sending-email-in-android-using-javamail-api-without-using-the-default-built-in-a in Android using the JavaMail API using Gmail authentication Steps to create a sample Project MailSenderActivity.java YOUR PACKAGE import android.app.Activity import android.os.Bundle import android.util.Log import android.view.View import android.widget.Button.. This is Body user@gmail.com user@yahoo.com catch Exception e Log.e SendMail e.getMessage e GmailSender.java YOUR PACKAGE import javax.activation.DataHandler import javax.activation.DataSource import javax.mail.Message import javax.mail.PasswordAuthentication..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android null StringEntity tmp null Log.d Your App Name Here Setting httpPost headers httpPost.setHeader User Agent SET YOUR USER AGENT STRING HERE httpPost.setHeader Accept text html application xml application xhtml xml text html q 0.9 text plain..
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 ESPECIALLY if you select a smaller value than is normal for your device. Here are my test results showing the values..
Google Analytics in Android app - dealing with multiple activities http://stackoverflow.com/questions/3216692/google-analytics-in-android-app-dealing-with-multiple-activities updated to reflect this. eg. from inside your Activity Start the tracker in manual dispatch mode... tracker.start UA YOUR ACCOUNT HERE getApplication instead of Start the tracker in manual dispatch mode... tracker.start UA YOUR ACCOUNT HERE this.. UA YOUR ACCOUNT HERE getApplication instead of Start the tracker in manual dispatch mode... tracker.start UA YOUR ACCOUNT HERE this BAD Regarding when to call start stop you can implement a sort of manual reference counting incrementing..
How do I put an admob adview in the settings screen for a live wallpaper? http://stackoverflow.com/questions/4003701/how-do-i-put-an-admob-adview-in-the-settings-screen-for-a-live-wallpaper utf 8 LinearLayout xmlns android http schemas.android.com apk res android xmlns myapp http schemas.android.com apk res YOUR PACKAGE android layout_width fill_parent android layout_height fill_parent com.google.ads.AdView android id @ id ad android..
http://stackoverflow.com/questions/4459058/alarm-manager-example Context.POWER_SERVICE PowerManager.WakeLock wl pm.newWakeLock PowerManager.PARTIAL_WAKE_LOCK wl.acquire Put here YOUR code. Toast.makeText context Alarm Toast.LENGTH_LONG .show For example wl.release public void SetAlarm Context context..
creating a system overlay (always on top) button in android http://stackoverflow.com/questions/4481226/creating-a-system-overlay-always-on-top-button-in-android
http://stackoverflow.com/questions/4533440/android-listview-text-color View view super.getView position convertView parent TextView textView TextView view.findViewById android.R.id.text1 YOUR CHOICE OF COLOR textView.setTextColor Color.BLUE return view SET THE ADAPTER TO LISTVIEW setListAdapter adapter share..
Android - Sqlite database method undefined fot type http://stackoverflow.com/questions/4591765/android-sqlite-database-method-undefined-fot-type
Enabling ProGuard in Eclipse for Android http://stackoverflow.com/questions/4732656/enabling-proguard-in-eclipse-for-android opening this file I read at the top # This file is automatically generated by Android Tools. # Do not modify this file YOUR CHANGES WILL BE ERASED Am I missing something Also is there a way to enable ProGuard only for a production build from Eclipse..
integrate facebook with like button in android and iphone http://stackoverflow.com/questions/5935034/integrate-facebook-with-like-button-in-android-and-iphone shareIntent.setType text plain shareIntent.putExtra android.content.Intent.EXTRA_SUBJECT YOUR SUBJECT HERE shareIntent.putExtra android.content.Intent.EXTRA_TEXT YOUR TEXT HERE startActivity Intent.createChooser shareIntent..
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