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2014/10/16 ¤W¤È 08:11:37
android Programming Glossary: cpuhttp://stackoverflow.com/questions/1106202/android-ocr ocr share improve this question OCR can be pretty CPU intensive you might want to reconsider doing it on a smart phone...
Calling hidden API in android to turn screen off http://stackoverflow.com/questions/1875669/calling-hidden-api-in-android-to-turn-screen-off screen doesn't actually turn on even if my user wakes the CPU by an accidental volume key press. When I want the screen to..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it onPause and activated onResume to save resources CPU Battery . The code assumes we are on planet Earth and initializes..
Android - Switch Tabs from within an Activity within a tab http://stackoverflow.com/questions/2541802/android-switch-tabs-from-within-an-activity-within-a-tab overhead. Activity based tabs also use more memory CPU time as they have the overhead of the Activity around each of..
Making the Android emulator run faster http://stackoverflow.com/questions/2662650/making-the-android-emulator-run-faster IntelHaxm.exe to install. Create AVD with Intel atom x86 CPU ABI Run emulator and check in console that HAXM running Also.. write kvm installation Create AVD with Intel atom x86 CPU ABI Run from command line emulator avd avd_name qemu m 512 enable..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog protected String doInBackground String... sUrl take CPU lock to prevent CPU from going off if the user presses the power.. doInBackground String... sUrl take CPU lock to prevent CPU from going off if the user presses the power button during download.. extends Service you must manually spawn new threads to run CPU blocking operations . Download service can look like this public..
How to get Memory usage and CPU usage in android? http://stackoverflow.com/questions/3118234/how-to-get-memory-usage-and-cpu-usage-in-android to get Memory usage and CPU usage in android Is there any API by which we can get CPU or.. CPU usage in android Is there any API by which we can get CPU or Memory usage of android I have tried one code as below Please.. import java.io.InputStreamReader public class CPULoad long total 0 long idle 0 float usage 0 public CPULoad readUsage..
How to get current memory usage in android? http://stackoverflow.com/questions/3170691/how-to-get-current-memory-usage-in-android can find reference code here How to get Memory usage and CPU usage in android use below code and get current RAM . MemoryInfo..
How do I pause Flash content in an Android WebView when my activity isn't visible? http://stackoverflow.com/questions/3431351/how-do-i-pause-flash-content-in-an-android-webview-when-my-activity-isnt-visibl when a call is received or alarm goes off to reduce CPU utilization battery usage and memory usage. This seems to be.. taken offscreen this could be called to reduce unnecessary CPU and or network traffic. When the view is again active call onResume..
How do I prevent an Android device from going to sleep programmatically? http://stackoverflow.com/questions/3723634/how-do-i-prevent-an-android-device-from-going-to-sleep-programmatically app can potentially cause some serious battery drain and CPU usage. Edit to add You also need to be sure you have the WAKE_LOCK..
http://stackoverflow.com/questions/4459058/alarm-manager-example improve this question This is working code. It wakes CPU every 10 minutes until the phone turns off. Add to Manifest.xml..
http://stackoverflow.com/questions/5120185/android-sleep-standby-mode mode do on android systems Primarily it shuts down the CPU. Along the way non essential radios WiFi GPS will have been..
How can I keep my Android service running when the screen is turned off? http://stackoverflow.com/questions/6091270/how-can-i-keep-my-android-service-running-when-the-screen-is-turned-off A partial WakeLock is what you want. It will hold the CPU open even if the screen is off. To acquire PowerManager mgr..
Samsung Galaxy S II AVD (Android Virtual Device) Basic Settings? http://stackoverflow.com/questions/10641744/samsung-galaxy-s-ii-avd-android-virtual-device-basic-settings d removable storage unit GiB 32 d removable storage d cpu Generic CPU d cpu d gpu Generic GPU d gpu d abi armeabi v7a.. unit GiB 32 d removable storage d cpu Generic CPU d cpu d gpu Generic GPU d gpu d abi armeabi v7a armeabi d abi d dock.. hw.accelerometer yes hw.audioInput yes hw.battery yes hw.cpu.arch arm hw.device.hash 1902399403 hw.device.manufacturer Samsung..
http://stackoverflow.com/questions/1114270/android-screen-timeout I know its possible to use a wakelock to hold the screen cpu ect on but how can I programmatically change the Screen Timeout..
What is Android's file system?? http://stackoverflow.com/questions/2421826/what-is-androids-file-system sqlite_stmt_journals tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock0 system yaffs2 ro 0.. tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock0 system yaffs2 ro 0 0 dev block mtdblock1..
How to get CPU usage statistics on Android? http://stackoverflow.com/questions/2467579/how-to-get-cpu-usage-statistics-on-android the same thing it would be better. Any pointers android cpu usage processor performance monitor share improve this question.. integer Array with 4 elements user system idle and other cpu usage in percentage. private int getCpuUsageStatistic String.. tempString.trim String myString tempString.split int cpuUsageAsInt new int myString.length for int i 0 i myString.length..
How to read cpu frequency on android device http://stackoverflow.com/questions/3021054/how-to-read-cpu-frequency-on-android-device to read cpu frequency on android device Is there any Java API for that.. API for that How can I read this information. android api cpu share improve this question To have frequency on Android.. special files in sys directory #cat sys devices system cpu cpu0 cpufreq scaling_cur_freq #cat sys devices system cpu cpu0..
How to get Memory usage and CPU usage in android? http://stackoverflow.com/questions/3118234/how-to-get-memory-usage-and-cpu-usage-in-android improve this question I use this function to calculate cpu usage. Hope it can help you. private float readUsage try RandomAccessFile.. toks load.split long idle1 Long.parseLong toks 5 long cpu1 Long.parseLong toks 2 Long.parseLong toks 3 Long.parseLong.. toks load.split long idle2 Long.parseLong toks 5 long cpu2 Long.parseLong toks 2 Long.parseLong toks 3 Long.parseLong..
http://stackoverflow.com/questions/4089496/android-app-exit-button until the system reclaims it. It will not consume any cpu. Of course if you have any worker threads running you should..
Activity OnDestroy never called? http://stackoverflow.com/questions/4449955/activity-ondestroy-never-called is called only when system is low on resources memory cpu time and so on and makes a decision to kill your activity application..
Semantics of withValueBackReference? http://stackoverflow.com/questions/4655291/semantics-of-withvaluebackreference
How to detect android cpu speed? http://stackoverflow.com/questions/4875415/how-to-detect-android-cpu-speed to detect android cpu speed I would like to detect how fast is the device on with.. of simultaneous HTTP request. android performance detect cpu speed share improve this question The best way to do it..
A terminal command for a rooted Android to remount /System as read/write http://stackoverflow.com/questions/5467881/a-terminal-command-for-a-rooted-android-to-remount-system-as-read-write sqlite_stmt_journals tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock3 system yaffs2 rw 0.. tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock3 system yaffs2 rw 0 0 dev block mtdblock5..
Indoor Positioning System based on Gyroscope and Accelerometer http://stackoverflow.com/questions/7499959/indoor-positioning-system-based-on-gyroscope-and-accelerometer too much for me especially to code it in java for Android cpu killer Does someone has some experience that he can share with..
Pass variables between renderer and another class with queueEvent() http://stackoverflow.com/questions/8417859/pass-variables-between-renderer-and-another-class-with-queueevent x sleep the thread for x amount of time to save cpu cycles catch InterruptedException e TODO Auto generated catch..
http://stackoverflow.com/questions/1106202/android-ocr Java OCR I can use for android application development android ocr share improve this question OCR can be pretty CPU intensive you might want to reconsider doing it on a smart phone. That aside to my knowledge the popular OCR libraries are..
Calling hidden API in android to turn screen off http://stackoverflow.com/questions/1875669/calling-hidden-api-in-android-to-turn-screen-off activity setBright to 0.0 at onCreate. This makes it so the screen doesn't actually turn on even if my user wakes the CPU by an accidental volume key press. When I want the screen to go on I have the key event call setBright to a value greater..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it if the device is shaked. Notes The accelometer should be deactivated onPause and activated onResume to save resources CPU Battery . The code assumes we are on planet Earth and initializes the acceleration to earth gravity. Otherwise you would..
Android - Switch Tabs from within an Activity within a tab http://stackoverflow.com/questions/2541802/android-switch-tabs-from-within-an-activity-within-a-tab tabs. Its hard to pass information between tabs without creating overhead. Activity based tabs also use more memory CPU time as they have the overhead of the Activity around each of them. Please consider this and the many more trade offs before..
Making the Android emulator run faster http://stackoverflow.com/questions/2662650/making-the-android-emulator-run-faster intel Hardware_Accelerated_Execution_Manager. Execute file IntelHaxm.exe to install. Create AVD with Intel atom x86 CPU ABI Run emulator and check in console that HAXM running Also don't forget install this one P.S. during AVD creation add.. ram size set up value 512 or more Linux Install KVM open GOOGLE write kvm installation Create AVD with Intel atom x86 CPU ABI Run from command line emulator avd avd_name qemu m 512 enable kvm Or run from Eclipse Run Run Configurations Tab Target..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog public DownloadTask Context context this.context context @Override protected String doInBackground String... sUrl take CPU lock to prevent CPU from going off if the user presses the power button during download PowerManager pm PowerManager context.getSystemService.. Context context this.context context @Override protected String doInBackground String... sUrl take CPU lock to prevent CPU from going off if the user presses the power button during download PowerManager pm PowerManager context.getSystemService.. runs actually in the same thread of your app when you extends Service you must manually spawn new threads to run CPU blocking operations . Download service can look like this public class DownloadService extends IntentService public static..
How to get Memory usage and CPU usage in android? http://stackoverflow.com/questions/3118234/how-to-get-memory-usage-and-cpu-usage-in-android to get Memory usage and CPU usage in android Is there any API by which we can get CPU or Memory usage of android I have tried one code as below Please.. to get Memory usage and CPU usage in android Is there any API by which we can get CPU or Memory usage of android I have tried one code as below Please look into it and let me know if this is the correct way.. import java.io.FileInputStream import java.io.IOException import java.io.InputStreamReader public class CPULoad long total 0 long idle 0 float usage 0 public CPULoad readUsage public float getUsage readUsage return usage private..
How to get current memory usage in android? http://stackoverflow.com/questions/3170691/how-to-get-current-memory-usage-in-android can come to know the steps parse proc meminfo command. You can find reference code here How to get Memory usage and CPU usage in android use below code and get current RAM . MemoryInfo mi new MemoryInfo ActivityManager activityManager ActivityManager..
How do I pause Flash content in an Android WebView when my activity isn't visible? http://stackoverflow.com/questions/3431351/how-do-i-pause-flash-content-in-an-android-webview-when-my-activity-isnt-visibl it is not in view or the foreground application for example when a call is received or alarm goes off to reduce CPU utilization battery usage and memory usage. This seems to be working perfectly in both the stock browser and Dolphin Browser.. DOM plugins javascript etc. For example if the view is taken offscreen this could be called to reduce unnecessary CPU and or network traffic. When the view is again active call onResume . Note the reference to plugins which is not mentioned..
How do I prevent an Android device from going to sleep programmatically? http://stackoverflow.com/questions/3723634/how-do-i-prevent-an-android-device-from-going-to-sleep-programmatically you're done with it or not in the foreground . Otherwise your app can potentially cause some serious battery drain and CPU usage. Edit to add You also need to be sure you have the WAKE_LOCK permission set in your Manifest. share improve this..
http://stackoverflow.com/questions/4459058/alarm-manager-example with a basic alarm manager program android alarmmanager share improve this question This is working code. It wakes CPU every 10 minutes until the phone turns off. Add to Manifest.xml ... uses permission android name android.permission.WAKE_LOCK..
http://stackoverflow.com/questions/5120185/android-sleep-standby-mode is a bit tricky. My question is what exactly does sleep mode do on android systems Primarily it shuts down the CPU. Along the way non essential radios WiFi GPS will have been shut down as well. What does it stop what doesn't it stop etc...
How can I keep my Android service running when the screen is turned off? http://stackoverflow.com/questions/6091270/how-can-i-keep-my-android-service-running-when-the-screen-is-turned-off it am I wrong android service share improve this question A partial WakeLock is what you want. It will hold the CPU open even if the screen is off. To acquire PowerManager mgr PowerManager context.getSystemService Context.POWER_SERVICE..
Samsung Galaxy S II AVD (Android Virtual Device) Basic Settings? http://stackoverflow.com/questions/10641744/samsung-galaxy-s-ii-avd-android-virtual-device-basic-settings hard d buttons d internal storage unit GiB 16 d internal storage d removable storage unit GiB 32 d removable storage d cpu Generic CPU d cpu d gpu Generic GPU d gpu d abi armeabi v7a armeabi d abi d dock d power type battery d power type d hardware.. storage unit GiB 16 d internal storage d removable storage unit GiB 32 d removable storage d cpu Generic CPU d cpu d gpu Generic GPU d gpu d abi armeabi v7a armeabi d abi d dock d power type battery d power type d hardware d software d.. the following avd.ini.encoding ISO 8859 1 abi.type armeabi hw.accelerometer yes hw.audioInput yes hw.battery yes hw.cpu.arch arm hw.device.hash 1902399403 hw.device.manufacturer Samsung hw.device.name Samsung Galaxy SII hw.dPad no hw.gps yes..
http://stackoverflow.com/questions/1114270/android-screen-timeout Screen Timeout I know its possible to use a wakelock to hold the screen cpu ect on but how can I programmatically change the Screen Timeout setting on an Android phone. java android android 1.5 ..
What is Android's file system?? http://stackoverflow.com/questions/2421826/what-is-androids-file-system mode 600 0 0 proc proc proc rw 0 0 sysfs sys sysfs rw 0 0 tmpfs sqlite_stmt_journals tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock0 system yaffs2 ro 0 0 dev block mtdblock1 data yaffs2 rw nosuid nodev 0 0 dev block.. proc proc rw 0 0 sysfs sys sysfs rw 0 0 tmpfs sqlite_stmt_journals tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock0 system yaffs2 ro 0 0 dev block mtdblock1 data yaffs2 rw nosuid nodev 0 0 dev block mtdblock2 cache..
How to get CPU usage statistics on Android? http://stackoverflow.com/questions/2467579/how-to-get-cpu-usage-statistics-on-android included in Android but if there is a API call that does the same thing it would be better. Any pointers android cpu usage processor performance monitor share improve this question For complete CPU usage not for each process you can.. complete CPU usage not for each process you can use @return integer Array with 4 elements user system idle and other cpu usage in percentage. private int getCpuUsageStatistic String tempString executeTop tempString tempString.replaceAll tempString.. for int i 0 i 10 i tempString tempString.replaceAll tempString tempString.trim String myString tempString.split int cpuUsageAsInt new int myString.length for int i 0 i myString.length i myString i myString i .trim cpuUsageAsInt i Integer.parseInt..
How to read cpu frequency on android device http://stackoverflow.com/questions/3021054/how-to-read-cpu-frequency-on-android-device to read cpu frequency on android device Is there any Java API for that How can I read this information. android api cpu share improve.. to read cpu frequency on android device Is there any Java API for that How can I read this information. android api cpu share improve this question To have frequency on Android just read these special files in sys directory #cat sys devices.. this question To have frequency on Android just read these special files in sys directory #cat sys devices system cpu cpu0 cpufreq scaling_cur_freq #cat sys devices system cpu cpu0 cpufreq cpuinfo_min_freq #cat sys devices system cpu cpu0..
How to get Memory usage and CPU usage in android? http://stackoverflow.com/questions/3118234/how-to-get-memory-usage-and-cpu-usage-in-android be very thankful for your anykind of help. android share improve this question I use this function to calculate cpu usage. Hope it can help you. private float readUsage try RandomAccessFile reader new RandomAccessFile proc stat r String.. RandomAccessFile proc stat r String load reader.readLine String toks load.split long idle1 Long.parseLong toks 5 long cpu1 Long.parseLong toks 2 Long.parseLong toks 3 Long.parseLong toks 4 Long.parseLong toks 6 Long.parseLong toks 7 Long.parseLong.. Exception e reader.seek 0 load reader.readLine reader.close toks load.split long idle2 Long.parseLong toks 5 long cpu2 Long.parseLong toks 2 Long.parseLong toks 3 Long.parseLong toks 4 Long.parseLong toks 6 Long.parseLong toks 7 Long.parseLong..
http://stackoverflow.com/questions/4089496/android-app-exit-button button. If you don't your activity will just be kept in memory until the system reclaims it. It will not consume any cpu. Of course if you have any worker threads running you should stop them in onStop or onPause depending on what your threads..
Activity OnDestroy never called? http://stackoverflow.com/questions/4449955/activity-ondestroy-never-called android ondestroy share improve this question onDestroy is called only when system is low on resources memory cpu time and so on and makes a decision to kill your activity application or when somebody calls finish on your activity. So..
Semantics of withValueBackReference? http://stackoverflow.com/questions/4655291/semantics-of-withvaluebackreference
How to detect android cpu speed? http://stackoverflow.com/questions/4875415/how-to-detect-android-cpu-speed to detect android cpu speed I would like to detect how fast is the device on with my Android application is running Is there any API to do it.. consuming operations like animations or limit maximum number of simultaneous HTTP request. android performance detect cpu speed share improve this question The best way to do it in my opinion is to monitor the time it takes to do these actions...
A terminal command for a rooted Android to remount /System as read/write http://stackoverflow.com/questions/5467881/a-terminal-command-for-a-rooted-android-to-remount-system-as-read-write mode 600 0 0 proc proc proc rw 0 0 sysfs sys sysfs rw 0 0 tmpfs sqlite_stmt_journals tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock3 system yaffs2 rw 0 0 dev block mtdblock5 data yaffs2 rw nosuid nodev 0 0 dev block.. proc proc rw 0 0 sysfs sys sysfs rw 0 0 tmpfs sqlite_stmt_journals tmpfs rw size 4096k 0 0 none dev cpuctl cgroup rw cpu 0 0 dev block mtdblock3 system yaffs2 rw 0 0 dev block mtdblock5 data yaffs2 rw nosuid nodev 0 0 dev block mtdblock4 cache..
Indoor Positioning System based on Gyroscope and Accelerometer http://stackoverflow.com/questions/7499959/indoor-positioning-system-based-on-gyroscope-and-accelerometer research i found out that that filter is very very complex too much for me especially to code it in java for Android cpu killer Does someone has some experience that he can share with me about indoor positioning system using Gyro and accelerometer..
Pass variables between renderer and another class with queueEvent() http://stackoverflow.com/questions/8417859/pass-variables-between-renderer-and-another-class-with-queueevent to finish but not blocking UI thread try long x 1000 Thread.sleep x sleep the thread for x amount of time to save cpu cycles catch InterruptedException e TODO Auto generated catch block e.printStackTrace publishProgress null when calculation..
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