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2014/10/16 ¤W¤È 08:15:29
android Programming Glossary: improvementWhy is 0dp considered a performance enhancement? http://stackoverflow.com/questions/12016781/why-is-0dp-considered-a-performance-enhancement ... was called only once for each row. This is quite an improvement but has more to do with avoiding wrap_content on a ListView..
Low-latency audio playback on Android http://stackoverflow.com/questions/14842803/low-latency-audio-playback-on-android and I'm not even sure if it should reap benefits from this improvement or if I should be looking into some other mechanism for audio.. OpenSL ES this article makes it quite clear that no improvements in latency should be expected from using it As OpenSL ES is..
Service being re-Created by AlarmManager http://stackoverflow.com/questions/15435117/service-being-re-created-by-alarmmanager and replacing context with MyService.this with no improvement. I am rather bemused by this can anyone explain this behaviour..
http://stackoverflow.com/questions/17134522/does-anyone-have-benchmarks-code-results-comparing-performance-of-android-ap is slightly faster than Java on ARM processor as well. Big improvement Edit July 12 2013 We all know that nothing beats native code..
Android - Get Altitude By Longitude and Latitude? http://stackoverflow.com/questions/1995998/android-get-altitude-by-longitude-and-latitude so I would like to receive any alternatives or possible improvement suggestions Thank you android geolocation gis android mapview..
How to use 3G Connection in Android Application instead of Wi-fi? http://stackoverflow.com/questions/2513713/how-to-use-3g-connection-in-android-application-instead-of-wi-fi user to decide if they want to turn off WiFi or not. An improvement on this model would be to turn wifi back on when the user navigates..
Making the Android emulator run faster http://stackoverflow.com/questions/2662650/making-the-android-emulator-run-faster but haven't found a configuration that shows a noticeable improvement yet. android performance testing android emulator emulator..
How to manage multiples activities under a single tab of TabActivity http://stackoverflow.com/questions/3204934/how-to-manage-multiples-activities-under-a-single-tab-of-tabactivity
Android test code coverage, Eclipse http://stackoverflow.com/questions/3282702/android-test-code-coverage-eclipse you want to find areas of your application which require improvement then the following Clover features will be perfect for this..
http://stackoverflow.com/questions/4349075/bitmapfactory-decoderesource-returns-a-mutable-bitmap-in-android-2-2-and-an-immu here Android convert Immutable Bitmap into Mutable I add a improvement to this solution that now works with any type of Bitmaps ARGB_8888..
Get Latitude and Longitude without inserting Sim Card and Start/Stop Gps from Application http://stackoverflow.com/questions/4375913/get-latitude-and-longitude-without-inserting-sim-card-and-start-stop-gps-from-ap fix from about 5 minutes to 5 seconds approximately This improvement is brought by Assisted GPS A GPS as opposed to standalone GPS...
Not trusted certificate using ksoap2-android http://stackoverflow.com/questions/4646121/not-trusted-certificate-using-ksoap2-android use them. It worked for me and it became a productivity improvement to get the first steps right with an unknown and quite complex..
Best option for using the GData APIs on Android? http://stackoverflow.com/questions/524257/best-option-for-using-the-gdata-apis-on-android response update and JSON C both of which can be a dramatic improvement in efficiency on Android. To start please take a look at the..
Line-breaking widget layout for Android http://stackoverflow.com/questions/549451/line-breaking-widget-layout-for-android I want but it is quite limited at the moment. Comments and improvement suggestions are of course welcome. The activity package se.fnord.xmms2.predicate..
Extending RelativeLayout, and overriding dispatchDraw() to create a zoomable ViewGroup http://stackoverflow.com/questions/6378904/extending-relativelayout-and-overriding-dispatchdraw-to-create-a-zoomable-vie as a child of your special zooming ViewGroup. Finally one improvement to your code in dispatchDraw you want to save the canvas state..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android and you can hardly benefit from anything since a half of improvement also comes from the library. Features you could use are those..
Why are annotations under Android such a performance issue (slow)? http://stackoverflow.com/questions/7417426/why-are-annotations-under-android-such-a-performance-issue-slow faster. EDIT An interesting reflection performance improvement was given to me. We are now using reflection to peek inside..
phonegap - splash screen for Android app http://stackoverflow.com/questions/8156841/phonegap-splash-screen-for-android-app while the splash screen is being shown. This is a big improvement over the previous blocking splash screen call. Read more about..
Android: how to display camera preview with callback? http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback this. So is there any other way that I'm missing or some improvement to the attempts I tried Thanks for any reply java android camera..
Google maps SDK with new Intel Atom x86 emulator http://stackoverflow.com/questions/9857325/google-maps-sdk-with-new-intel-atom-x86-emulator will work fine except you won't see a performance improvement http developer.android.com guide developing devices emulator.html#vm..
Why is 0dp considered a performance enhancement? http://stackoverflow.com/questions/12016781/why-is-0dp-considered-a-performance-enhancement row on the other. Changing this to the recommended 0dp getView ... was called only once for each row. This is quite an improvement but has more to do with avoiding wrap_content on a ListView than it does the 0dp . However the suggestion of 0dp does substantially..
Low-latency audio playback on Android http://stackoverflow.com/questions/14842803/low-latency-audio-playback-on-android any changes in my application I'm using the AudioTrack API and I'm not even sure if it should reap benefits from this improvement or if I should be looking into some other mechanism for audio playback. Should I look into using libpd It seems to me like.. the wrong trail As an additional note before someone mentions OpenSL ES this article makes it quite clear that no improvements in latency should be expected from using it As OpenSL ES is a native C API non Dalvik application threads which call OpenSL..
Service being re-Created by AlarmManager http://stackoverflow.com/questions/15435117/service-being-re-created-by-alarmmanager have already tried changing the PendingIntent flag to FLAG_ONE_SHOT and replacing context with MyService.this with no improvement. I am rather bemused by this can anyone explain this behaviour and suggest ways to get it to behave as expected EDIT The..
http://stackoverflow.com/questions/17134522/does-anyone-have-benchmarks-code-results-comparing-performance-of-android-ap 6906 ms with file reading total 7070 ms Now surprisingly C# is slightly faster than Java on ARM processor as well. Big improvement Edit July 12 2013 We all know that nothing beats native code for speed and I was not satisfied with the performance of my..
Android - Get Altitude By Longitude and Latitude? http://stackoverflow.com/questions/1995998/android-get-altitude-by-longitude-and-latitude my approach is still time consuming 'coz it's web service etc so I would like to receive any alternatives or possible improvement suggestions Thank you android geolocation gis android mapview share improve this question My approach is to use USGS..
How to use 3G Connection in Android Application instead of Wi-fi? http://stackoverflow.com/questions/2513713/how-to-use-3g-connection-in-android-application-instead-of-wi-fi ensure that your app is not being ran over WiFi and allows the user to decide if they want to turn off WiFi or not. An improvement on this model would be to turn wifi back on when the user navigates away from your app. I haven't tested the following code..
Making the Android emulator run faster http://stackoverflow.com/questions/2662650/making-the-android-emulator-run-faster run as fast as possible I've been toying with its parameters but haven't found a configuration that shows a noticeable improvement yet. android performance testing android emulator emulator share improve this question Official web page ~50 faster..
How to manage multiples activities under a single tab of TabActivity http://stackoverflow.com/questions/3204934/how-to-manage-multiples-activities-under-a-single-tab-of-tabactivity
Android test code coverage, Eclipse http://stackoverflow.com/questions/3282702/android-test-code-coverage-eclipse quite well it works with Eclipse version 3.6.2 and higher. If you want to find areas of your application which require improvement then the following Clover features will be perfect for this task Clover Dashboard Coverage Cloud Report Coverage TreeMap..
http://stackoverflow.com/questions/4349075/bitmapfactory-decoderesource-returns-a-mutable-bitmap-in-android-2-2-and-an-immu memory per time. See the full solution and implementation here Android convert Immutable Bitmap into Mutable I add a improvement to this solution that now works with any type of Bitmaps ARGB_8888 RGB_565 etc and deletes the temp file. See my method..
Get Latitude and Longitude without inserting Sim Card and Start/Stop Gps from Application http://stackoverflow.com/questions/4375913/get-latitude-and-longitude-without-inserting-sim-card-and-start-stop-gps-from-ap on Android. But an internet connection speeds up the location fix from about 5 minutes to 5 seconds approximately This improvement is brought by Assisted GPS A GPS as opposed to standalone GPS. GPS phones including Android devices check if a network connection..
Not trusted certificate using ksoap2-android http://stackoverflow.com/questions/4646121/not-trusted-certificate-using-ksoap2-android
Best option for using the GData APIs on Android? http://stackoverflow.com/questions/524257/best-option-for-using-the-gdata-apis-on-android new GData technologies like the recently announced partial response update and JSON C both of which can be a dramatic improvement in efficiency on Android. To start please take a look at the Android Developer's Guide . Also please look at the Android..
Line-breaking widget layout for Android http://stackoverflow.com/questions/549451/line-breaking-widget-layout-for-android improve this question I made my own layout that does what I want but it is quite limited at the moment. Comments and improvement suggestions are of course welcome. The activity package se.fnord.xmms2.predicate import se.fnord.android.layout.PredicateLayout..
Extending RelativeLayout, and overriding dispatchDraw() to create a zoomable ViewGroup http://stackoverflow.com/questions/6378904/extending-relativelayout-and-overriding-dispatchdraw-to-create-a-zoomable-vie deal with and debug in your own code. Put the RelativeLayout as a child of your special zooming ViewGroup. Finally one improvement to your code in dispatchDraw you want to save the canvas state after applying the scaling factor. This ensures that the..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android multi catch etc. This only allows Java 7 language features and you can hardly benefit from anything since a half of improvement also comes from the library. Features you could use are those which do not depend on the library Diamond operator String..
Why are annotations under Android such a performance issue (slow)? http://stackoverflow.com/questions/7417426/why-are-annotations-under-android-such-a-performance-issue-slow size. Doing the .equals by comparing fields would be significantly faster. EDIT An interesting reflection performance improvement was given to me. We are now using reflection to peek inside the AnnotationFactory class to read the list of fields directly...
phonegap - splash screen for Android app http://stackoverflow.com/questions/8156841/phonegap-splash-screen-for-android-app
Android: how to display camera preview with callback? http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback with canvas.drawBitmap but I don't understand C enough to do this. So is there any other way that I'm missing or some improvement to the attempts I tried Thanks for any reply java android camera android camera preview share improve this question ..
Google maps SDK with new Intel Atom x86 emulator http://stackoverflow.com/questions/9857325/google-maps-sdk-with-new-intel-atom-x86-emulator virtualization support for the emulator. If you don't everything will work fine except you won't see a performance improvement http developer.android.com guide developing devices emulator.html#vm windows Then follow these instructions to create an..
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