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2014/10/16 ¤W¤È 08:24:40
android Programming Glossary: spaceBitmapFactory OOM driving me nuts http://stackoverflow.com/questions/1955410/bitmapfactory-oom-driving-me-nuts shared between running applications so the amount of free space depends on what other applications are running and their bitmap.. of Native heap size is soft and b we want to leave some space in the Native heap for other applications. We are running with..
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 is the main one where size is the total size in address space of a particular heap allocated is the kb of actual allocations.. are basically noise these are the straight forward address space and RAM usage of a process where if you add up the RAM usage.. total amount of memory available to the kernel and user space often less than the actual physical RAM of the device since..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it cut filter and would work also on other planets or in free space once it is initialized. you never know how long your application..
Set margins in a LinearLayout programmatically http://stackoverflow.com/questions/2481455/set-margins-in-a-linearlayout-programmatically how on earth do you give the buttons margins so there is space between them I tried using LinearLayout.MarginLayoutParams but..
How to scale an Image in ImageView to keep the aspect ratio http://stackoverflow.com/questions/2521959/how-to-scale-an-image-in-imageview-to-keep-the-aspect-ratio aspect ratio What I find out is that there is some white space at the top and bottom of the ImageView when Android scales an.. . Is that true If yes how can I eliminate that white space android android imageview image scaling share improve this..
How to adjust text font size to fit textview http://stackoverflow.com/questions/2617266/how-to-adjust-text-font-size-to-fit-textview in android to adjust the textsize in a textview to fit the space it occupies E.g. I'm using a TableLayout and adding several..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android would have the same benefits and perils as would using the space made available by a user who has upped the heap via a rooted.. OS is designed to optimally support apps occupying a heap space of no more than 16MB. By contrast maxMemory according to the..
Linear Layout and weight in Android http://stackoverflow.com/questions/2698817/linear-layout-and-weight-in-android two buttons that are horizontally aligned and share the space equally. The problem is the two buttons don't grow to fill the.. The problem is the two buttons don't grow to fill the space. The result is something like this I would like the buttons..
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue http://stackoverflow.com/questions/4354939/understanding-the-use-of-colormatrix-and-colormatrixcolorfilter-to-modify-a-draw a matrix can be used to convert RGB to another color space with luminosity information such as L a b or HSL If so I could..
Difference between a View's Padding and Margin http://stackoverflow.com/questions/4619899/difference-between-a-views-padding-and-margin margin share improve this question Padding is the space inside the border between the border and the actual view's content... and left sides which can be independent . Margins are the spaces outside the border between the border and the other elements..
Percentage width in a RelativeLayout http://stackoverflow.com/questions/4961355/percentage-width-in-a-relativelayout In the following example the left button uses 70 of the space and the right button 30 . LinearLayout android layout_width..
Line-breaking widget layout for Android http://stackoverflow.com/questions/549451/line-breaking-widget-layout-for-android 'sentence' the ViewGroup widget containing the words. As space required for all 'words' in a 'sentence' would exceed the available.. in a 'sentence' would exceed the available horizontal space on the display I would like to wrap these 'sentences' as you..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for destroying this instance of the activity to save space. You can distinguish between these two scenarios with the isFinishing..
GridLayout (not GridView) how to stretch all children evenly http://stackoverflow.com/questions/10016343/gridlayout-not-gridview-how-to-stretch-all-children-evenly is a small example that uses LinearLayout subviews. I used Space Views that takes up unused area and pushes the buttons into.. layout_height wrap_content android orientation horizontal Space android layout_width wrap_content android layout_height match_parent.. android layout_height wrap_content android text Button 1 Space android layout_width wrap_content android layout_height match_parent..
Grid Layout support in android API 10 http://stackoverflow.com/questions/10278358/grid-layout-support-in-android-api-10 Usage should be similar if not identical. Regarding the Space widget I haven't actually used this one yet but it appears to..
GridLayout and Row/Column Span Woe http://stackoverflow.com/questions/11863329/gridlayout-and-row-column-span-woe android text @string string_6 android.support.v7.widget.Space app layout_column 0 android layout_width 36dp android.support.v7.widget.Space.. 0 android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android.. android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android..
Unable to send ATZ command to ELM 327 after establishing connection with ELM327 in android http://stackoverflow.com/questions/18528792/unable-to-send-atz-command-to-elm-327-after-establishing-connection-with-elm327 sendDataToOBD btSocketConnected ATS0 r dataRetriever.put Space Control readDataFromOBD btSocketConnected sendDataToOBD btSocketConnected..
How to use Accelerometer to measure distance for Android Application Development http://stackoverflow.com/questions/6352681/how-to-use-accelerometer-to-measure-distance-for-android-application-development
BitmapFactory OOM driving me nuts http://stackoverflow.com/questions/1955410/bitmapfactory-oom-driving-me-nuts VM heap but is rather in the Native heap. The Natïve heap is shared between running applications so the amount of free space depends on what other applications are running and their bitmap usage. But given that BitmapFactory will not return you.. is a magic number to allow for the fact that a the reporting of Native heap size is soft and b we want to leave some space in the Native heap for other applications. We are running with a 3 1024 1024 ie 3Mbytes pad currently. share improve this..
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 0 numPagers 0 inactivePageKB 0 activePageKB 0 The top section is the main one where size is the total size in address space of a particular heap allocated is the kb of actual allocations that heap thinks it has free is the remaining kb free the.. 69K 64K system bin debuggerd Here the Vss and Rss columns are basically noise these are the straight forward address space and RAM usage of a process where if you add up the RAM usage across processes you get an ridiculously large number . Pss.. Buffers 880 kB Cached 84104 kB SwapCached 0 kB MemTotal is the total amount of memory available to the kernel and user space often less than the actual physical RAM of the device since some of that RAM is needed for the radio DMA buffers etc . MemFree..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it
Set margins in a LinearLayout programmatically http://stackoverflow.com/questions/2481455/set-margins-in-a-linearlayout-programmatically setContentView buttonsView lp So that works fine but how on earth do you give the buttons margins so there is space between them I tried using LinearLayout.MarginLayoutParams but that has no weight member so it's no good. And it doesn't..
How to scale an Image in ImageView to keep the aspect ratio http://stackoverflow.com/questions/2521959/how-to-scale-an-image-in-imageview-to-keep-the-aspect-ratio the height When Android scales the image will it keep the aspect ratio What I find out is that there is some white space at the top and bottom of the ImageView when Android scales an image which is bigger than the ImageView . Is that true If.. when Android scales an image which is bigger than the ImageView . Is that true If yes how can I eliminate that white space android android imageview image scaling share improve this question 1 Yes by default Android will scale your image down..
How to adjust text font size to fit textview http://stackoverflow.com/questions/2617266/how-to-adjust-text-font-size-to-fit-textview to adjust text font size to fit textview Is there any way in android to adjust the textsize in a textview to fit the space it occupies E.g. I'm using a TableLayout and adding several textviews to each row. Since I don't want the textviews to wrap..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android limit. If I've guessed correctly then using that option would have the same benefits and perils as would using the space made available by a user who has upped the heap via a rooted OS i.e. if your app uses the additional memory it probably.. hardware of any device running an earlier version of the OS is designed to optimally support apps occupying a heap space of no more than 16MB. By contrast maxMemory according to the documentation is available all the way back to API level 1...
Linear Layout and weight in Android http://stackoverflow.com/questions/2698817/linear-layout-and-weight-in-android android padding 10dip weight 1 LinearLayout should create two buttons that are horizontally aligned and share the space equally. The problem is the two buttons don't grow to fill the space. The result is something like this I would like the.. that are horizontally aligned and share the space equally. The problem is the two buttons don't grow to fill the space. The result is something like this I would like the buttons to grow and fill the whole line. If both buttons are set to..
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue http://stackoverflow.com/questions/4354939/understanding-the-use-of-colormatrix-and-colormatrixcolorfilter-to-modify-a-draw Hmm okay so I suppose another question I would have is whether a matrix can be used to convert RGB to another color space with luminosity information such as L a b or HSL If so I could just multiply the matrix for that converstion then make the..
Difference between a View's Padding and Margin http://stackoverflow.com/questions/4619899/difference-between-a-views-padding-and-margin a View's Margin and Padding android user interface view padding margin share improve this question Padding is the space inside the border between the border and the actual view's content. Note that padding goes completely around the content.. around the content there is padding on the top bottom right and left sides which can be independent . Margins are the spaces outside the border between the border and the other elements next to this view. In the image the margin is the grey area..
Percentage width in a RelativeLayout http://stackoverflow.com/questions/4961355/percentage-width-in-a-relativelayout It will allow you to use percentages to define your layout. In the following example the left button uses 70 of the space and the right button 30 . LinearLayout android layout_width match_parent android layout_height wrap_content Button android..
Line-breaking widget layout for Android http://stackoverflow.com/questions/549451/line-breaking-widget-layout-for-android being a widget and sequence of 'words' would form the data 'sentence' the ViewGroup widget containing the words. As space required for all 'words' in a 'sentence' would exceed the available horizontal space on the display I would like to wrap.. widget containing the words. As space required for all 'words' in a 'sentence' would exceed the available horizontal space on the display I would like to wrap these 'sentences' as you would a normal piece of text. The following code public class..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for someone called finish on it or because the system is temporarily destroying this instance of the activity to save space. You can distinguish between these two scenarios with the isFinishing method. EDIT When the Activity first time loads the..
GridLayout (not GridView) how to stretch all children evenly http://stackoverflow.com/questions/10016343/gridlayout-not-gridview-how-to-stretch-all-children-evenly to hold the components in the associated cell group. Here is a small example that uses LinearLayout subviews. I used Space Views that takes up unused area and pushes the buttons into desired position. GridLayout xmlns android http schemas.android.com.. LinearLayout android layout_width match_parent android layout_height wrap_content android orientation horizontal Space android layout_width wrap_content android layout_height match_parent android layout_weight 1 Button android layout_width.. layout_weight 1 Button android layout_width wrap_content android layout_height wrap_content android text Button 1 Space android layout_width wrap_content android layout_height match_parent android layout_weight 1 Button android layout_width..
Grid Layout support in android API 10 http://stackoverflow.com/questions/10278358/grid-layout-support-in-android-api-10 xml from GridLayout to android.support.v7.widget.GridLayout. Usage should be similar if not identical. Regarding the Space widget I haven't actually used this one yet but it appears to be something that could be replaced by either setting margin..
GridLayout and Row/Column Span Woe http://stackoverflow.com/questions/11863329/gridlayout-and-row-column-span-woe app layout_columnSpan 2 android layout_gravity fill_horizontal android text @string string_6 android.support.v7.widget.Space app layout_column 0 android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space.. string_6 android.support.v7.widget.Space app layout_column 0 android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android.. 0 android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android layout_width 36dp android.support.v7.widget.Space android..
Unable to send ATZ command to ELM 327 after establishing connection with ELM327 in android http://stackoverflow.com/questions/18528792/unable-to-send-atz-command-to-elm-327-after-establishing-connection-with-elm327 r dataRetriever.put Reset readDataFromOBD btSocketConnected sendDataToOBD btSocketConnected ATS0 r dataRetriever.put Space Control readDataFromOBD btSocketConnected sendDataToOBD btSocketConnected ATE0 r dataRetriever.put Echo control readDataFromOBD..
How to use Accelerometer to measure distance for Android Application Development http://stackoverflow.com/questions/6352681/how-to-use-accelerometer-to-measure-distance-for-android-application-development
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