¡@
2014/10/16 ¤W¤È 08:22:10
android Programming Glossary: realHow to handle screen orientation change when progress dialog and background thread active? http://stackoverflow.com/questions/1111980/how-to-handle-screen-orientation-change-when-progress-dialog-and-background-thre gracefully The sample code below matches roughly what my real program does public class MyAct extends Activity implements..
GCM with PHP (Google Cloud Messaging) http://stackoverflow.com/questions/11242743/gcm-with-php-google-cloud-messaging in the Authorization header as written here Replace with real BROWSER API key from Google APIs apiKey 123456 Replace with.. API key from Google APIs apiKey 123456 Replace with real client registration IDs registrationIDs array 123 456 Message..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen the supports screens element Configure your emulators with real device values Conventionally desktop systems display at 72ppi.. density. Always configure your Android emulators to mimic real device values and always set them to scale to emulate device.. select Window AVD Manager New configured with values for real devices Name the emulator for the real device it's emulating..
Does Android support near real time push notification http://stackoverflow.com/questions/1243066/does-android-support-near-real-time-push-notification Android support near real time push notification I recently learned about the ability.. as Not an SMS message but some data driven solution As real time as is possible Is scalable ie as the server part of a mobile..
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 Wifi is showing as your internet on your device. It is a real pain as if you do not have it on the message can hang a lot..
J2ME/Android/BlackBerry - driving directions, route between two locations http://stackoverflow.com/questions/2023669/j2me-android-blackberry-driving-directions-route-between-two-locations systems or applications for or in connection with a real time navigation or route guidance including but not limited..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon to be used in a very narrow business field. I was actually really looking forward to developing for the Android platform since.. doesn't look very good right now Is there a way for me to really quit the application android share improve this question.. apps pick up where the user left off even if the app really was shut down since iPhone only allows one third party app..
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 put a ListView into a ScrollView . I have yet to see any real explanation for why though. The only reason I can seem to find..
Android and XMPP: Currently available solutions http://stackoverflow.com/questions/4769020/android-and-xmpp-currently-available-solutions just fine nowadays although I have not tried it yet in a real application . There's also another solution I came across Beem's..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser object somewhere or whatever. Now to be honest I can't really tell you any real advantage of this handler implementation.. or whatever. Now to be honest I can't really tell you any real advantage of this handler implementation over the android.sax..
How can I use the animation framework inside the canvas? http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas w h oldw oldh This event method provides the real dimensions of this custom view. screenW w screenH h bgr Bitmap.createScaledBitmap..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation an Inertial Navigation System for an Android phone which I realise is hard given the accelerometer accuracy and constant fluctuation.. is nowhere near 0 averaging around 10 on each axis . I realise without seeing my code this might be difficult to answer.. I have no idea how these methods would perform in real life applications or how to turn them into a nice Android app...
Android Emulator vs Real Device http://stackoverflow.com/questions/1115413/android-emulator-vs-real-device Emulator vs Real Device What are the differences developers should be aware.. I am aware of these limitations Pre installed software. Real device can have preinstalled a lot more applications than emulator...
http://stackoverflow.com/questions/11824193/htc-sensation-real-resolution Sensation Real Resolution I have two approaches to get real resolution DisplayMetrics..
how to use free cloud database with android app? [closed] http://stackoverflow.com/questions/12104756/how-to-use-free-cloud-database-with-android-app Quick setup http code.google.com p appengine rest server Real android example http macgyverdev.blogspot.in 2012 01 create..
http://stackoverflow.com/questions/2317167/helloandroid-emulator-problem the command line and set it to use all CPUs with High or Real Time priority. Make note of your CPU usage. Open Eclipse and.. I changed it to use all CPUs. I also set the emulator to Real Time priority. Observing a 50 CPU Usage I rebooted. After rebooting..
Android horizontal scrollview behave like iPhone (paging) http://stackoverflow.com/questions/2595063/android-horizontal-scrollview-behave-like-iphone-paging this is a cleaned up GitHub version of the code found here Real View Switcher It may seem like overkill for just using it on..
Creating Custom Overlay on the map http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map not be what you want. Its just for demonstration purposes. Real range distance calculation requires the use of bearing too and..
Where can I find Android video tutorials? [closed] http://stackoverflow.com/questions/4904560/where-can-i-find-android-video-tutorials tips and tricks http www.youtube.com watch v wJYTBjMZJh0 Real time games for Android http www.youtube.com watch v 7 62tRHLcHk..
Create an Android GPS tracking application http://stackoverflow.com/questions/5096192/create-an-android-gps-tracking-application
How to find whether phone is in sleep/idle mode for Android http://stackoverflow.com/questions/6691727/how-to-find-whether-phone-is-in-sleep-idle-mode-for-android intenta.setFlags Intent.FLAG_ACTIVITY_NEW_TASK Real code try startActivity intenta catch Exception E AlarmManager.. AlarmManager.ELAPSED_REALTIME_WAKEUP SystemClock.elapsedRealtime pendingIntent startActivity intenta android share improve..
Rotating an ImageView like a compass (with the “north pole” set elsewhere) http://stackoverflow.com/questions/7978618/rotating-an-imageview-like-a-compass-with-the-north-pole-set-elsewhere want comparing to what bearingTo gives us bearingTo Real bearing 0 0 90 90 180 180 90 270 135 225 180 180..
How to handle screen orientation change when progress dialog and background thread active? http://stackoverflow.com/questions/1111980/how-to-handle-screen-orientation-change-when-progress-dialog-and-background-thre been killed. How can I handle the screen orientation change gracefully The sample code below matches roughly what my real program does public class MyAct extends Activity implements Runnable public ProgressDialog mProgress UI has a button that..
GCM with PHP (Google Cloud Messaging) http://stackoverflow.com/questions/11242743/gcm-with-php-google-cloud-messaging the GCM Documentation that states you should use a Server Key in the Authorization header as written here Replace with real BROWSER API key from Google APIs apiKey 123456 Replace with real client registration IDs registrationIDs array 123 456 Message.. the Authorization header as written here Replace with real BROWSER API key from Google APIs apiKey 123456 Replace with real client registration IDs registrationIDs array 123 456 Message to be sent message x Set POST variables url 'https android.googleapis.com..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen Add labels to your images and graphics for debugging Use the supports screens element Configure your emulators with real device values Conventionally desktop systems display at 72ppi Mac or 96ppi Windows Linux . Compared with mobile desktop.. Linux . Compared with mobile desktop displays are always low density. Always configure your Android emulators to mimic real device values and always set them to scale to emulate device density. In Eclipse it's easy to create multiple emulators.. easy to create multiple emulators from the Eclipse menu bar select Window AVD Manager New configured with values for real devices Name the emulator for the real device it's emulating Specify Resolution don't use Built in generic sizes Set the..
Does Android support near real time push notification http://stackoverflow.com/questions/1243066/does-android-support-near-real-time-push-notification Android support near real time push notification I recently learned about the ability of iPhone apps to receive nearly instantaneous notifications.. close to this using Android APIs. To clarify I define similar as Not an SMS message but some data driven solution As real time as is possible Is scalable ie as the server part of a mobile app I could notify thousands of app instances in seconds..
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 is enabled you will be able to receive and send MMS even if Wifi is showing as your internet on your device. It is a real pain as if you do not have it on the message can hang a lot even when turning on Mobile Data and might require a reboot..
J2ME/Android/BlackBerry - driving directions, route between two locations http://stackoverflow.com/questions/2023669/j2me-android-blackberry-driving-directions-route-between-two-locations else to ... 10.9 use the Service or Content with any products systems or applications for or in connection with a real time navigation or route guidance including but not limited to turn by turn route guidance that is synchronized to the position..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon by the general public it is a business app that is going to be used in a very narrow business field. I was actually really looking forward to developing for the Android platform since it addresses a lot of issues that exist in Windows Mobile.. for me... I hope I don't have to abandon Android but it doesn't look very good right now Is 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.. necessarily feel like the app was terminated since many iPhone apps pick up where the user left off even if the app really was shut down since iPhone only allows one third party app at a time at present . As I said above there is a lot of things..
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 this problem and the only answer I can find seems to be don't put a ListView into a ScrollView . I have yet to see any real explanation for why though. The only reason I can seem to find is that Google doesn't think you should want to do that...
Android and XMPP: Currently available solutions http://stackoverflow.com/questions/4769020/android-and-xmpp-currently-available-solutions Smack API and after a little research it seems it might work just fine nowadays although I have not tried it yet in a real application . There's also another solution I came across Beem's aSMACK library . Beem is a fairly new XMPP client for android..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser you can do something here for example send the Channel object somewhere or whatever. Now to be honest I can't really tell you any real advantage of this handler implementation over the android.sax one. I can however tell you the disadvantage.. something here for example send the Channel object somewhere or whatever. Now to be honest I can't really tell you any real advantage of this handler implementation over the android.sax one. I can however tell you the disadvantage which should..
How can I use the animation framework inside the canvas? http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas void onSizeChanged int w int h int oldw int oldh super.onSizeChanged w h oldw oldh This event method provides the real dimensions of this custom view. screenW w screenH h bgr Bitmap.createScaledBitmap bgr w h true Scale background to fit the..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation Inertial navigation I was looking into implementing an Inertial Navigation System for an Android phone which I realise is hard given the accelerometer accuracy and constant fluctuation of readings. To start with I set the phone on a flat.. is not the case and the total acceleration over 5000 iterations is nowhere near 0 averaging around 10 on each axis . I realise without seeing my code this might be difficult to answer but in a more general sense... Is this simply an example of.. 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 a nice Android app. A similar question is this . UPDATE Apparently there is a..
Android Emulator vs Real Device http://stackoverflow.com/questions/1115413/android-emulator-vs-real-device Emulator vs Real Device What are the differences developers should be aware of android share improve this question I am aware of these.. should be aware of android share improve this question I am aware of these limitations Pre installed software. Real device can have preinstalled a lot more applications than emulator. You cannot use capture photo video functions in emulator...
http://stackoverflow.com/questions/11824193/htc-sensation-real-resolution Sensation Real Resolution I have two approaches to get real resolution DisplayMetrics dm new DisplayMetrics getWindowManager .getDefaultDisplay..
how to use free cloud database with android app? [closed] http://stackoverflow.com/questions/12104756/how-to-use-free-cloud-database-with-android-app SQL storage is available too but at a cost. Helpful links Quick setup http code.google.com p appengine rest server Real android example http macgyverdev.blogspot.in 2012 01 create spring rest service for google.html UPDATE BitNami along with..
http://stackoverflow.com/questions/2317167/helloandroid-emulator-problem Reboot to reduce the CPU utilization Run the emulator from the command line and set it to use all CPUs with High or Real Time priority. Make note of your CPU usage. Open Eclipse and run the app. Details I spent two days getting the emulator.. and noticed that the emulator was set to only use CPU 0 so I changed it to use all CPUs. I also set the emulator to Real Time priority. Observing a 50 CPU Usage I rebooted. After rebooting I started the emulator using the command line emulator..
Android horizontal scrollview behave like iPhone (paging) http://stackoverflow.com/questions/2595063/android-horizontal-scrollview-behave-like-iphone-paging I came across a nice solution here Horizontal Pager this is a cleaned up GitHub version of the code found here Real View Switcher It may seem like overkill for just using it on images but this solution allows for infinite paging with using..
Creating Custom Overlay on the map http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map This let me have following effect The calculation used may not be what you want. Its just for demonstration purposes. Real range distance calculation requires the use of bearing too and has some specific formula. Let me know if you have any questions..
Where can I find Android video tutorials? [closed] http://stackoverflow.com/questions/4904560/where-can-i-find-android-video-tutorials animation http www.youtube.com watch v duefsFTJXzc Android UI tips and tricks http www.youtube.com watch v wJYTBjMZJh0 Real time games for Android http www.youtube.com watch v 7 62tRHLcHk And I am sure you can find more starting with those... ..
Create an Android GPS tracking application http://stackoverflow.com/questions/5096192/create-an-android-gps-tracking-application
How to find whether phone is in sleep/idle mode for Android http://stackoverflow.com/questions/6691727/how-to-find-whether-phone-is-in-sleep-idle-mode-for-android intent Intent intenta new Intent intenta.setClass this MyIntent.class intenta.setFlags Intent.FLAG_ACTIVITY_NEW_TASK Real code try startActivity intenta catch Exception E AlarmManager am AlarmManager getSystemService ALARM_SERVICE am.set AlarmManager.ELAPSED_REALTIME_WAKEUP.. am AlarmManager getSystemService ALARM_SERVICE am.set AlarmManager.ELAPSED_REALTIME_WAKEUP SystemClock.elapsedRealtime pendingIntent startActivity intenta android share improve this question You can check if the screen is turned..
Rotating an ImageView like a compass (with the “north pole” set elsewhere) http://stackoverflow.com/questions/7978618/rotating-an-imageview-like-a-compass-with-the-north-pole-set-elsewhere to get the correct rotation. This is a table of what we really want comparing to what bearingTo gives us bearingTo Real bearing 0 0 90 90 180 180 90 270 135 225 180 180 Even though the bearingTo is in the range 180 to 180 0 is..
|