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2014/10/16 ¤W¤È 08:27:08
android Programming Glossary: usingSending 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 Email in Android using JavaMail API without using the default built in app I am trying.. Email in Android using JavaMail API without using the default built in app I am trying to create a mail sending.. trying to send the mail on button click directly without using this application. android email share improve this question..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon applications any more than they need a quit option for using Web apps. No two application environments are the same by definition... . This requires more emphasis on application design focusing on business goals and not sticking with an implementation model..
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 do I do a lazy load of images in ListView I am using a ListView to display some images and captions associated with..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables entire application. You can access it from any context using the Context.getApplicationContext method Activity also provides.. ... This has essentially the same effect as using a static variable or singleton but integrates quite well into.. native object lifecycles. I admit I am not up to speed on using native code with Android in the slightest and I am not qualified..
Why retrieving Google Directions for Android using KML data is not working anymore? [duplicate] http://stackoverflow.com/questions/11745314/why-retrieving-google-directions-for-android-using-kml-data-is-not-working-anymo found as we go to add to the route object's map array. Using an explicit for loop because it is faster for int i 0 i numSteps..
Using ZXing to create an android barcode scanning app http://stackoverflow.com/questions/2050263/using-zxing-to-create-an-android-barcode-scanning-app ZXing to create an android barcode scanning app I've been searching..
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 there is more you can do as a developer with your device. Using adb there is a lot of information you can get about the memory..
Version of SQLite used in Android? http://stackoverflow.com/questions/2421189/version-of-sqlite-used-in-android sqlite schema migration share improve this question Using the emulators adb shell sqlite3 version SQLite 3.7.11 19 4.4..
How to have Android Service communicate with Activity http://stackoverflow.com/questions/2463175/how-to-have-android-service-communicate-with-activity There are three obvious ways to communicate with services Using Intents Using AIDL Using the service object itself as singleton.. obvious ways to communicate with services Using Intents Using AIDL Using the service object itself as singleton In your case.. ways to communicate with services Using Intents Using AIDL Using the service object itself as singleton In your case I'd go with..
How to hide the title bar for an Activity in XML with existing custom theme http://stackoverflow.com/questions/2591036/how-to-hide-the-title-bar-for-an-activity-in-xml-with-existing-custom-theme simply set the theme to @android style Theme.NoTitleBar. Using the NoTitleBar theme as a parent for my style would remove the..
Using a custom typeface in Android http://stackoverflow.com/questions/2973270/using-a-custom-typeface-in-android a custom typeface in Android I want to use a custom font for..
Horizontal ListView in Android? http://stackoverflow.com/questions/3240331/horizontal-listview-in-android any Possible to make the ListView horizontally I done this Using Gallery view. But the Selected item comes to the center of the..
Android: Resize a large bitmap file to scaled output file http://stackoverflow.com/questions/3331527/android-resize-a-large-bitmap-file-to-scaled-output-file because I want to resize it to an exact width and height. Using inSampleSize would resize the bitmap to 972x648 if I use inSampleSize..
How can I put a ListView into a ScrollView without it collapsing? http://stackoverflow.com/questions/3495890/how-can-i-put-a-listview-into-a-scrollview-without-it-collapsing android listview scrollview share improve this question Using a ListView to make it not scroll is extremely expensive and..
How exactly does the android:onClick XML attribute differ from setOnClickListener? http://stackoverflow.com/questions/4153517/how-exactly-does-the-androidonclick-xml-attribute-differ-from-setonclicklistene you can assign a onClick handler to a button in two ways. Using the android onClick XML attribute where you just use the name..
Activity restart on rotation Android http://stackoverflow.com/questions/456211/activity-restart-on-rotation-android rotation android activity share improve this question Using the Application Class Depending on what you're doing in your..
How to ship an Android application with a database? http://stackoverflow.com/questions/513084/how-to-ship-an-android-application-with-a-database a way to do this in ReignDesign blog in an article titled Using your own SQLite database in Android applications . Basically..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation these useful RSSI Based Indoor Localization and Tracking Using Sigma Point Kalman Smoothers Pedestrian Tracking with Shoe Mounted.. Inertial Sensors Enhancing the Performance of Pedometers Using a Single Accelerometer I have no idea how these methods would..
Using Application context everywhere? http://stackoverflow.com/questions/987072/using-application-context-everywhere Application context everywhere In an Android app is there anything..
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 Email in Android using JavaMail API without using the default built in app I am trying to create a mail sending application in Android. If I use.. Email in Android using JavaMail API without using the default built in app I am trying to create a mail sending application in Android. If I use Intent emailIntent new Intent.. this will launch the built in Android application I'm trying to send the mail on button click directly without using this application. android email share improve this question Send e mail in Android using the JavaMail API using Gmail..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon Users generally don't need anything else for properly written applications any more than they need a quit option for using Web apps. No two application environments are the same by definition. This means that you can see trends in environments.. with Android and to a lesser extent iPhone and possibly WebOS . This requires more emphasis on application design focusing on business goals and not sticking with an implementation model tied to a previous application environment. Developers who..
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 do I do a lazy load of images in ListView I am using a ListView to display some images and captions associated with those images. I am getting the images from the Internet...
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables create an instance of that class and make it available for your entire application. You can access it from any context using the Context.getApplicationContext method Activity also provides a method getApplication which has the exact same effect.. MyApp appState MyApp getApplicationContext String state appState.getState ... This has essentially 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.. NOTE 2 user608578 asks below how this works with managing native object lifecycles. I admit I am not up to speed on using native code with Android in the slightest and I am not qualified to answer how that would interact with my solution. If..
Why retrieving Google Directions for Android using KML data is not working anymore? [duplicate] http://stackoverflow.com/questions/11745314/why-retrieving-google-directions-for-android-using-kml-data-is-not-working-anymo creating a segment for each one and decoding any polylines found as we go to add to the route object's map array. Using an explicit for loop because it is faster for int i 0 i numSteps i Get the individual step final JSONObject step..
Using ZXing to create an android barcode scanning app http://stackoverflow.com/questions/2050263/using-zxing-to-create-an-android-barcode-scanning-app ZXing to create an android barcode scanning app I've been searching on how to add a barcode scanner to my app. Does anybody..
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 of it . That is pretty much the SDK APIs for this. However there is more you can do as a developer with your device. Using adb there is a lot of information you can get about the memory use of a running system. A common one is the command adb..
Version of SQLite used in Android? http://stackoverflow.com/questions/2421189/version-of-sqlite-used-in-android the table recreate table and re insert data. database android sqlite schema migration share improve this question Using the emulators adb shell sqlite3 version SQLite 3.7.11 19 4.4 KitKat 18 4.3 Jelly Bean 17 4.2 Jelly Bean 16 4.1 Jelly Bean..
How to have Android Service communicate with Activity http://stackoverflow.com/questions/2463175/how-to-have-android-service-communicate-with-activity RemoteService.java android share improve this question There are three obvious ways to communicate with services Using Intents Using AIDL Using the service object itself as singleton In your case I'd go with option 3. Make a static reference.. android share improve this question There are three obvious ways to communicate with services Using Intents Using AIDL Using the service object itself as singleton In your case I'd go with option 3. Make a static reference to the service.. share improve this question There are three obvious ways to communicate with services Using Intents Using AIDL Using the service object itself as singleton In your case I'd go with option 3. Make a static reference to the service it self..
How to hide the title bar for an Activity in XML with existing custom theme http://stackoverflow.com/questions/2591036/how-to-hide-the-title-bar-for-an-activity-in-xml-with-existing-custom-theme that I applied a style to all my activities therefore I can't simply set the theme to @android style Theme.NoTitleBar. Using the NoTitleBar theme as a parent for my style would remove the title bar for to much activities. Can I set a no title style..
Using a custom typeface in Android http://stackoverflow.com/questions/2973270/using-a-custom-typeface-in-android a custom typeface in Android I want to use a custom font for my android application which I am creating. I can individually..
Horizontal ListView in Android? http://stackoverflow.com/questions/3240331/horizontal-listview-in-android ListView in Android Is there any Possible to make the ListView horizontally I done this Using Gallery view. But the Selected item comes to the center of the Screen Automatically. I want to avoid it. the selected item..
Android: Resize a large bitmap file to scaled output file http://stackoverflow.com/questions/3331527/android-resize-a-large-bitmap-file-to-scaled-output-file file options providing a BitmapFactory.Options.inSampleSize because I want to resize it to an exact width and height. Using inSampleSize would resize the bitmap to 972x648 if I use inSampleSize 4 or to 778x518 if I use inSampleSize 5 which isn't..
How can I put a ListView into a ScrollView without it collapsing? http://stackoverflow.com/questions/3495890/how-can-i-put-a-listview-into-a-scrollview-without-it-collapsing a ScrollView without it collapsing to its minimum height android listview scrollview share improve this question Using a ListView to make it not scroll is extremely expensive and goes against the whole purpose of ListView. You should NOT do..
How exactly does the android:onClick XML attribute differ from setOnClickListener? http://stackoverflow.com/questions/4153517/how-exactly-does-the-androidonclick-xml-attribute-differ-from-setonclicklistene differ from setOnClickListener From that I've read you can assign a onClick handler to a button in two ways. Using the android onClick XML attribute where you just use the name of a public method with the signature void name View v or..
Activity restart on rotation Android http://stackoverflow.com/questions/456211/activity-restart-on-rotation-android app to just portrait so that onCreate is not called. android rotation android activity share improve this question Using the Application Class Depending on what you're doing in your initialization you could consider creating a new class that..
How to ship an Android application with a database? http://stackoverflow.com/questions/513084/how-to-ship-an-android-application-with-a-database great. android share improve this question I just found a way to do this in ReignDesign blog in an article titled Using your own SQLite database in Android applications . Basically you precreate your database put it in your assets directory..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation the gyroscopes too. As for indoor positioning I have found these useful RSSI Based Indoor Localization and Tracking Using Sigma Point Kalman Smoothers Pedestrian Tracking with Shoe Mounted Inertial Sensors Enhancing the Performance of Pedometers.. Point Kalman Smoothers Pedestrian Tracking with Shoe Mounted Inertial Sensors Enhancing the Performance of Pedometers Using a Single Accelerometer I have no idea how these methods would perform in real life applications or how to turn them into..
Using Application context everywhere? http://stackoverflow.com/questions/987072/using-application-context-everywhere Application context everywhere In an Android app is there anything wrong with the following approach public class MyApp..
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