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2014/10/16 ¤W¤È 08:24:16
android Programming Glossary: sizehttp://stackoverflow.com/questions/1016896/how-to-get-screen-dimensions Display display getWindowManager .getDefaultDisplay Point size new Point display.getSize size int width size.x int height size.y.. .getDefaultDisplay Point size new Point display.getSize size int width size.x int height size.y If you're not in an Activity.. Point size new Point display.getSize size int width size.x int height size.y If you're not in an Activity you can get..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android bitmap size exceeds VM budget Android I developed an application that uses..
Difference between px, dp, dip and sp in Android? http://stackoverflow.com/questions/2025282/difference-between-px-dp-dip-and-sp-in-android is Density independent pixels. You would use sp for font sizes dip for everything else. dip dp from here px Pixels corresponds.. pixels on the screen. in Inches based on the physical size of the screen. mm Millimeters based on the physical size of.. size of the screen. mm Millimeters based on the physical size of the screen. pt Points 1 72 of an inch based on the physical..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android into the ViewTreeObserver and from there calculate the size diff between your activity's view root and the window size final.. size diff between your activity's view root and the window size final View activityRootView findViewById R.id.activityRoot activityRootView.getViewTreeObserver..
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 structure with all of this data The proportional set size for dalvik. public int dalvikPss The private dirty pages used.. dalvik. public int dalvikSharedDirty The proportional set size for the native heap. public int nativePss The private dirty.. heap. public int nativeSharedDirty The proportional set size for everything else. public int otherPss The private dirty pages..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object makes it pretty simple but I am not sure how I can put a resized image I.e. Smaller bit size not pixel as the src for the image.. am not sure how I can put a resized image I.e. Smaller bit size not pixel as the src for the image button on the fly. So I just.. as the src for the image button on the fly. So I just resized the image that came off the phone camera. The issue is that..
Auto Scale TextView Text to Fit within Bounds http://stackoverflow.com/questions/5033012/auto-scale-textview-text-to-fit-within-bounds to Fit within Bounds I'm looking for an optimal way to resize wrapping text in a TextView so that it will fit within its getHeight.. several heavy routines that parse and measure the text resize the text and repeat until a suitably small size has been found... the text resize the text and repeat until a suitably small size has been found. What routines does TextView use to wrap the..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen the requirement Remember we do have Tablets of different Size and Resolution. I'm aware that Android Developer contains this.. screen size density quickly please install What's my Size app for Android. Screen size Android defines four generalised.. Android defines four generalised screen sizes Qualifier Size small ~3 inches approx normal ~4 inches approx large Exceeds..
http://stackoverflow.com/questions/1554099/slow-android-emulator by editing the AVD. Also I have increased the Device RAM Size to 1024 which results in very fast emulator. Refer the given..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android manually set heap values for each G1 With VM Heap Size set to 16MB maxMemory 16777216 getMemoryClass 16 With VM Heap.. to 16MB maxMemory 16777216 getMemoryClass 16 With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass 16 Moto Droid.. 25165824 getMemoryClass 16 Moto Droid With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass 24 With VM Heap..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget http://stackoverflow.com/questions/4611822/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget 01 06 09 52 27.787 ERROR dalvikvm 17473 Out of memory Heap Size 6471KB Allocated 4075KB Bitmap Size 9564KB 01 06 09 52 27.787.. Out of memory Heap Size 6471KB Allocated 4075KB Bitmap Size 9564KB 01 06 09 52 27.787 ERROR 17473 VM won't let us allocate.. Android Apps is the java.lang.OutOfMemoryError Bitmap Size Exceeds VM Budget error. I found this error frequently on Activities..
How to set Android camera orientation properly? http://stackoverflow.com/questions/4645960/how-to-set-android-camera-orientation-properly surfaceCreated SurfaceHolder holder initCamera private Size getOptimalPreviewSize List Size sizes int w int h final double.. holder initCamera private Size getOptimalPreviewSize List Size sizes int w int h final double ASPECT_TOLERANCE 0.2.. initCamera private Size getOptimalPreviewSize List Size sizes int w int h final double ASPECT_TOLERANCE 0.2 double targetRatio..
uploading video upto 50MB to the server http://stackoverflow.com/questions/10276647/uploading-video-upto-50mb-to-the-server bytesAvailable maxBufferSize System.out.println BUFFER SIZE bufferSize buffer new byte bufferSize System.out.println BUFFER.. bytesAvailable maxBufferSize System.out.println BUFFER SIZE bufferSize buffer new byte bufferSize System.out.println BUFFER..
How to store data from website to parse.com And how to to fetch data of it in my application http://stackoverflow.com/questions/16476240/how-to-store-data-from-website-to-parse-com-and-how-to-to-fetch-data-of-it-in-my e null Log.d score Retrieved scoreList.size scores HERE SIZE is 0 then 'No Data Found ' else Log.d score Error e.getMessage..
How to generate Image Histogram in Android? http://stackoverflow.com/questions/17740059/how-to-generate-image-histogram-in-android max maxR maxG maxB 3 DEVIDED BY 8 TO GET GRAPH OF THE SAME SIZE AS ITS IN PREVIEW max max 2.5 arrAllPoints NSMutableArray alloc.. with following code Initialized Variables private int SIZE 256 Red Green Blue private int NUMBER_OF_COLOURS 3 public final.. the bins for int i 0 i NUMBER_OF_COLOURS i for int j 0 j SIZE j colourBins i j 0 for int x 0 x bi.getWidth x for int..
Android - multi-line linear layout http://stackoverflow.com/questions/6996837/android-multi-line-linear-layout TV.setText textArray i TV.setTextSize size SET TEXT SIZE TV.measure 0 0 views i .measure 0 0 params new LinearLayout.LayoutParams..
http://stackoverflow.com/questions/1016896/how-to-get-screen-dimensions the the display dimensions in pixels you can use getSize Display display getWindowManager .getDefaultDisplay Point size new Point display.getSize size int width size.x int height size.y If you're not in an Activity you can get the default Display.. in pixels you can use getSize Display display getWindowManager .getDefaultDisplay Point size new Point display.getSize size int width size.x int height size.y If you're not in an Activity you can get the default Display via WINDOW_SERVICE WindowManager.. use getSize Display display getWindowManager .getDefaultDisplay Point size new Point display.getSize size int width size.x int height size.y If you're not in an Activity you can get the default Display via WINDOW_SERVICE WindowManager wm WindowManager..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android bitmap size exceeds VM budget Android I developed an application that uses lots of images on Android. The app runs once fills the information..
Difference between px, dp, dip and sp in Android? http://stackoverflow.com/questions/2025282/difference-between-px-dp-dip-and-sp-in-android px is one pixel. sp is scale independent pixels. dip is Density independent pixels. You would use sp for font sizes dip for everything else. dip dp from here px Pixels corresponds to actual pixels on the screen. in Inches based on the.. else. dip dp from here px Pixels corresponds to actual pixels on the screen. in Inches based on the physical size of the screen. mm Millimeters based on the physical size of the screen. pt Points 1 72 of an inch based on the physical.. actual pixels on the screen. in Inches based on the physical size of the screen. mm Millimeters based on the physical size of the screen. pt Points 1 72 of an inch based on the physical size of the screen. dp Density independent Pixels an abstract..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android a known ID say '@ id activityRoot' hook a GlobalLayoutListener into the ViewTreeObserver and from there calculate the size diff between your activity's view root and the window size final View activityRootView findViewById R.id.activityRoot activityRootView.getViewTreeObserver.. into the ViewTreeObserver and from there calculate the size diff between your activity's view root and the window size final View activityRootView findViewById R.id.activityRoot activityRootView.getViewTreeObserver .addOnGlobalLayoutListener..
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 int This returns a low level MemoryInfo structure with all of this data The proportional set size for dalvik. public int dalvikPss The private dirty pages used by dalvik. public int dalvikPrivateDirty The shared dirty.. public int dalvikPrivateDirty The shared dirty pages used by dalvik. public int dalvikSharedDirty The proportional set size for the native heap. public int nativePss The private dirty pages used by the native heap. public int nativePrivateDirty.. nativePrivateDirty The shared dirty pages used by the native heap. public int nativeSharedDirty The proportional set size for everything else. public int otherPss The private dirty pages used by everything else. public int otherPrivateDirty The..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object view is being done with the cursor and ListAdapter . This makes it pretty simple but I am not sure how I can put a resized image I.e. Smaller bit size not pixel as the src for the image button on the fly. So I just resized the image that came.. cursor and ListAdapter . This makes it pretty simple but I am not sure how I can put a resized image I.e. Smaller bit size not pixel as the src for the image button on the fly. So I just resized the image that came off the phone camera. The issue.. how I can put a resized image I.e. Smaller bit size not pixel as the src for the image button on the fly. So I just resized the image that came off the phone camera. The issue is that I get an out of memory error when it tries to go back and re..
Auto Scale TextView Text to Fit within Bounds http://stackoverflow.com/questions/5033012/auto-scale-textview-text-to-fit-within-bounds Scale TextView Text to Fit within Bounds I'm looking for an optimal way to resize wrapping text in a TextView so that it will fit within its getHeight and getWidth bounds. I'm not simply looking for a way.. a good solution that doesn't involve what I'm doing writing several heavy routines that parse and measure the text resize the text and repeat until a suitably small size has been found. What routines does TextView use to wrap the text Couldn't.. doing writing several heavy routines that parse and measure the text resize the text and repeat until a suitably small size has been found. What routines does TextView use to wrap the text Couldn't those be somehow used to predict whether text..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen a proper flow or architecture that one should follow to meet the requirement Remember we do have Tablets of different Size and Resolution. I'm aware that Android Developer contains this information but my view is from implementation. From my knowledge.. density of the display in pixels per inch or ppi ` To determine screen size density quickly please install What's my Size app for Android. Screen size Android defines four generalised screen sizes Qualifier Size small ~3 inches approx normal.. please install What's my Size app for Android. Screen size Android defines four generalised screen sizes Qualifier Size small ~3 inches approx normal ~4 inches approx large Exceeds 4 inches xlarge Exceeds 7 inches Most phones are classified..
http://stackoverflow.com/questions/1554099/slow-android-emulator while creating a new AVD or you can just create it later by editing the AVD. Also I have increased the Device RAM Size to 1024 which results in very fast emulator. Refer the given below screenshots for more information. Creating a new AVD..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android for four different devices running CyanogenMod using two different manually set heap values for each G1 With VM Heap Size set to 16MB maxMemory 16777216 getMemoryClass 16 With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass 16 Moto.. manually set heap values for each G1 With VM Heap Size set to 16MB maxMemory 16777216 getMemoryClass 16 With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass 16 Moto Droid With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass.. 16777216 getMemoryClass 16 With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass 16 Moto Droid With VM Heap Size set to 24MB maxMemory 25165824 getMemoryClass 24 With VM Heap Size set to 16MB maxMemory 16777216 getMemoryClass 24 Nexus..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget http://stackoverflow.com/questions/4611822/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget byte external allocation too large for this process. 01 06 09 52 27.787 ERROR dalvikvm 17473 Out of memory Heap Size 6471KB Allocated 4075KB Bitmap Size 9564KB 01 06 09 52 27.787 ERROR 17473 VM won't let us allocate 1550532 bytes 01 06 09.. large for this process. 01 06 09 52 27.787 ERROR dalvikvm 17473 Out of memory Heap Size 6471KB Allocated 4075KB Bitmap Size 9564KB 01 06 09 52 27.787 ERROR 17473 VM won't let us allocate 1550532 bytes 01 06 09 52 27.798 DEBUG skia 17473 decoder.. question One of the most common errors that I found developing Android Apps is the java.lang.OutOfMemoryError Bitmap Size Exceeds VM Budget error. I found this error frequently on Activities using lots of bitmaps after changing orientation the..
How to set Android camera orientation properly? http://stackoverflow.com/questions/4645960/how-to-set-android-camera-orientation-properly camera.release camera null @Override public void surfaceCreated SurfaceHolder holder initCamera private Size getOptimalPreviewSize List Size sizes int w int h final double ASPECT_TOLERANCE 0.2 double targetRatio double w h if sizes.. camera null @Override public void surfaceCreated SurfaceHolder holder initCamera private Size getOptimalPreviewSize List Size sizes int w int h final double ASPECT_TOLERANCE 0.2 double targetRatio double w h if sizes null return null Size.. null @Override public void surfaceCreated SurfaceHolder holder initCamera private Size getOptimalPreviewSize List Size sizes int w int h final double ASPECT_TOLERANCE 0.2 double targetRatio double w h if sizes null return null Size optimalSize..
uploading video upto 50MB to the server http://stackoverflow.com/questions/10276647/uploading-video-upto-50mb-to-the-server System.out.println BYTES bytesAvailable bufferSize Math.min bytesAvailable maxBufferSize System.out.println BUFFER SIZE bufferSize buffer new byte bufferSize System.out.println BUFFER buffer bytesRead fileInputStream.read buffer 0 bufferSize.. System.out.println BYTES bytesAvailable bufferSize Math.min bytesAvailable maxBufferSize System.out.println BUFFER SIZE bufferSize buffer new byte bufferSize System.out.println BUFFER buffer bytesRead fileInputStream.read buffer 0 bufferSize..
How to store data from website to parse.com And how to to fetch data of it in my application http://stackoverflow.com/questions/16476240/how-to-store-data-from-website-to-parse-com-and-how-to-to-fetch-data-of-it-in-my void done List ParseObject scoreList ParseException e if e null Log.d score Retrieved scoreList.size scores HERE SIZE is 0 then 'No Data Found ' else Log.d score Error e.getMessage Here public void done List ParseObject scoreList ParseException..
How to generate Image Histogram in Android? http://stackoverflow.com/questions/17740059/how-to-generate-image-histogram-in-android COMPULSARY TO KEEP THEM ON SCREEN SO TAKING THEIR AVERAGE. max maxR maxG maxB 3 DEVIDED BY 8 TO GET GRAPH OF THE SAME SIZE AS ITS IN PREVIEW max max 2.5 arrAllPoints NSMutableArray alloc init for int i 0 i 255 i ClsDrawPoint objPoint ClsDrawPoint.. Finally i got the solution i created colored histogram with following code Initialized Variables private int SIZE 256 Red Green Blue private int NUMBER_OF_COLOURS 3 public final int RED 0 public final int GREEN 1 public final int BLUE.. void load Bitmap bi throws IOException if bi null Reset all the bins for int i 0 i NUMBER_OF_COLOURS i for int j 0 j SIZE j colourBins i j 0 for int x 0 x bi.getWidth x for int y 0 y bi.getHeight y int pixel bi.getPixel x y colourBins..
Android - multi-line linear layout http://stackoverflow.com/questions/6996837/android-multi-line-linear-layout LayoutParams.WRAP_CONTENT my old code TV new TextView mContext TV.setText textArray i TV.setTextSize size SET TEXT SIZE TV.measure 0 0 views i .measure 0 0 params new LinearLayout.LayoutParams views i .getMeasuredWidth LayoutParams.WRAP_CONTENT..
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