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2014/10/16 ¤W¤È 08:26:21
android Programming Glossary: thereforehttp://stackoverflow.com/questions/1016896/how-to-get-screen-dimensions pixels from the top edge and m pixels from the right edge therefore I need to get the screen width and screen height and then set..
How to use the gridlayout to fit screen size http://stackoverflow.com/questions/10347846/how-to-use-the-gridlayout-to-fit-screen-size of weight as defined in weight. In general it is not therefore possible to configure a GridLayout to distribute excess space..
Google Maps API Version difference http://stackoverflow.com/questions/11323500/google-maps-api-version-difference return less number of steps between source and destination therefore the route not showing perfect on Google Map. Please help to..
How can I change the color of AlertDialog title and the color of the line under it http://stackoverflow.com/questions/14439538/how-can-i-change-the-color-of-alertdialog-title-and-the-color-of-the-line-under ListSeparator 's style AlertDialog themes are internal and therefore cannot be referenced as parent styles. There is no easy way..
Out of Memory error with Bitmap http://stackoverflow.com/questions/16765899/out-of-memory-error-with-bitmap attempt to allocate memory for the constructed bitmap and therefore can easily result in an OutOfMemory exception. Each type of..
findViewById() returns null for custom component in layout XML, not for other components http://stackoverflow.com/questions/1691569/findviewbyid-returns-null-for-custom-component-in-layout-xml-not-for-other-co
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon the existence of development tools in the app itself therefore either had to change their model or limit themselves to environments..
http://stackoverflow.com/questions/2292086/play-youtube-video-in-webview
SharedPreferences.onSharedPreferenceChangeListener not being called consistently http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently because to do that you had to save the listener in a field therefore preventing the issue. It's the saving the listener in a field..
How to hide the title bar for an Activity in XML with existing custom theme http://stackoverflow.com/questions/2591036/how-to-hide-the-title-bar-for-an-activity-in-xml-with-existing-custom-theme The problem is that I applied a style to all my activities therefore I can't simply set the theme to @android style Theme.NoTitleBar...
Where is android.os.SystemProperties http://stackoverflow.com/questions/2641111/where-is-android-os-systemproperties much by definition you are now going ' off SDK ' and therefore your app may well be broken or get different behavior on OS..
Http connection timeout on Android not working http://stackoverflow.com/questions/3075506/http-connection-timeout-on-android-not-working want it to wait too long if it can't get a connection. I therefore set the connectionTimeout of the httpparams. But it doesn't..
http://stackoverflow.com/questions/3130654/memory-leak-in-webview the WebView still keeps references to the activity therefore the activity doesn't get removed from the memory. I filed a..
Share Text on Facebook from Android App via ACTION_SEND http://stackoverflow.com/questions/3515198/share-text-on-facebook-from-android-app-via-action-send app and it supports sending text via other apps. It therefore uses the ACTION_SEND intent and the EXTRA_TEXT field. The chooser..
Camera.Parameters.FLASH_MODE_TORCH replacement for Android 2.1 http://stackoverflow.com/questions/3878294/camera-parameters-flash-mode-torch-replacement-for-android-2-1 The problem is Android 2.1 does not support this mode and therefore I cannot support the platform yet. Wouldn't be an issue but.. some code samples that use some undocumented API calls and therefore work on the Motorola Droid and such but they do not work on..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass to my feet I am facing North looking toward Greenwich so therefore the right hand side of the phone points East towards Africa...
Making sense of LayoutInflater http://stackoverflow.com/questions/5026926/making-sense-of-layoutinflater calling convention you most likely would like to use is therefore this one loadedView LayoutInflater.from getBaseContext .inflate..
http://stackoverflow.com/questions/6186866/java-io-filenotfoundexception-this-file-can-not-be-opened-as-a-file-descriptor memory mapped into the processes virtual address space therefore avoiding needing the same amount of memory again for decompression...
Display fragment viewpager within a fragment http://stackoverflow.com/questions/7700226/display-fragment-viewpager-within-a-fragment must be related to the fragment lifecycle. My question therefore is this Has anybody else found a way around this issue and if..
How to configue static IP, netmask ,gateway programmatically on Android 3.x or 4.x http://stackoverflow.com/questions/10278461/how-to-configue-static-ip-netmask-gateway-programmatically-on-android-3-x-or-4 there is no API on 3.x or 4.x for those setting per SSID. Therefore i checked out the soruce code and find out that the configuration.. . mGateways is Arraylist of type InetAddress . Therefore following should work in Android 3.x. public static void setGateway..
Designing an android tablet-only app http://stackoverflow.com/questions/10540646/designing-an-android-tablet-only-app sdk android minSdkVersion 11 android targetSdkVersion 14 Therefore your now saying Gingerbread 2.3 and below can't download your..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen size and the resolutions follow the same aspect ratio. Therefore an image can be created to fit the non Android devices. My question..
Launching activities within a tab in Android http://stackoverflow.com/questions/1306689/launching-activities-within-a-tab-in-android It is possible to launch activities within tabs . Therefore set the tabspec content to an ActivityGroup instead of a regular..
Convert magnetic field X, Y, Z values from device into global reference frame http://stackoverflow.com/questions/15315129/convert-magnetic-field-x-y-z-values-from-device-into-global-reference-frame of the w_1 w_2 w_3 basis the first coordinate should be 0. Therefore the X is always very small as you stated it above is the correct..
Problem unmarshalling parcelables http://stackoverflow.com/questions/1996294/problem-unmarshalling-parcelables interface will cause a recursive call to writeToParcel . Therefore if something along the call stack fails or writes a null value..
BitmapFactory.decodeStream returning null when options are set http://stackoverflow.com/questions/2503628/bitmapfactory-decodestream-returning-null-when-options-are-set you can't rewind and use the same InputStream again. Therefore you have to create a new InputStream for the actual sampling..
http://stackoverflow.com/questions/3130654/memory-leak-in-webview on the blog or the mailing list about this question yet. Therefore I am wondering is that a bug in the SDK maybe similar to the..
http://stackoverflow.com/questions/4213393/translate-animation underlying position size angle alpha never really changes. Therefore when the animation ends your image appears to snap back to the..
What happens to JavaScript code after app is compiled using Titanium Mobile http://stackoverflow.com/questions/4217551/what-happens-to-javascript-code-after-app-is-compiled-using-titanium-mobile class files corresponding to each of the javascript files. Therefore I assumed that on Android javascript is being compiled for JVM...
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass forward back or falling left right or falling down or up . Therefore humans can detect alignment and rotation around the the same.. the X tube will eventually collect the max amount of rain. Therefore depending on the orientation of the phone by measuring the amount..
Android - What's the best way to share data between activities? http://stackoverflow.com/questions/4878159/android-whats-the-best-way-to-share-data-between-activities so I don't want to be creating copies of them like above. Therefore is there a way to directly get and change the variables without..
What optimizations can I expect from Dalvik and the Android toolchain? http://stackoverflow.com/questions/4912695/what-optimizations-can-i-expect-from-dalvik-and-the-android-toolchain thread so that it can run on low end devices as well. Therefore we used a very primitive trace based model. That is the compilation..
How to stop youtube video playing in Android webview? http://stackoverflow.com/questions/5946698/how-to-stop-youtube-video-playing-in-android-webview WebView's onPause method directly because it is hidden. Therefore you will need to call it indirectly via reflection. The following..
How to wrap lengthy text in a spinner http://stackoverflow.com/questions/6107500/how-to-wrap-lengthy-text-in-a-spinner into the spinners are too lengthy to fit the screen size. Therefore the spinners are forced to stretch unnecessarily stretching..
Android compare signature of current package with debug.keystore http://stackoverflow.com/questions/6122401/android-compare-signature-of-current-package-with-debug-keystore is generated with this DN CN Android Debug O Android C US Therefore it is easy to test if the application has been signed in debug..
howto programatically “restart” android app? http://stackoverflow.com/questions/6609414/howto-programatically-restart-android-app instance id and the user could not free the lock anymore. Therefore it is possible to force to get the lock. Because of that force..
How do I convert ppi into dpi for Android images? http://stackoverflow.com/questions/6930031/how-do-i-convert-ppi-into-dpi-for-android-images Resources for extra high density xhdpi screens ~320dpi . Therefore generalised size of your resources assuming they are full screen..
http://stackoverflow.com/questions/1016896/how-to-get-screen-dimensions to programmatically place them to the upper right corner n pixels from the top edge and m pixels from the right edge therefore I need to get the screen width and screen height and then set position int px screenWidth m int py screenWidth n Does anyone..
How to use the gridlayout to fit screen size http://stackoverflow.com/questions/10347846/how-to-use-the-gridlayout-to-fit-screen-size Limitations GridLayout does not provide support for the principle of weight as defined in weight. In general it is not therefore possible to configure a GridLayout to distribute excess space in non trivial proportions between multiple rows or columns...
Google Maps API Version difference http://stackoverflow.com/questions/11323500/google-maps-api-version-difference sensor false My problem is that New Google Maps API return less number of steps between source and destination therefore the route not showing perfect on Google Map. Please help to resolve this problem for New Google Maps API v3. Thanks in advance...
How can I change the color of AlertDialog title and the color of the line under it http://stackoverflow.com/questions/14439538/how-can-i-change-the-color-of-alertdialog-title-and-the-color-of-the-line-under style based on the original. Unfortunately unlike with the ListSeparator 's style AlertDialog themes are internal and therefore cannot be referenced as parent styles. There is no easy way to change that little blue line Thus you need to resort to making..
Out of Memory error with Bitmap http://stackoverflow.com/questions/16765899/out-of-memory-error-with-bitmap decode method based on your image data source. These methods attempt to allocate memory for the constructed bitmap and therefore can easily result in an OutOfMemory exception. Each type of decode method has additional signatures that let you specify..
findViewById() returns null for custom component in layout XML, not for other components http://stackoverflow.com/questions/1691569/findviewbyid-returns-null-for-custom-component-in-layout-xml-not-for-other-co
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon AutoCAD . Developers who came up with mental models that presumed the existence of development tools in the app itself therefore either had to change their model or limit themselves to environments where their model would hold true. So when you write..
http://stackoverflow.com/questions/2292086/play-youtube-video-in-webview
SharedPreferences.onSharedPreferenceChangeListener not being called consistently http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently unregistering in the onDestroy method fixes the problem is because to do that you had to save the listener in a field therefore preventing the issue. It's the saving the listener in a field that fixes the problem not the unregistering in onDestroy...
How to hide the title bar for an Activity in XML with existing custom theme http://stackoverflow.com/questions/2591036/how-to-hide-the-title-bar-for-an-activity-in-xml-with-existing-custom-theme I want to hide the titlebar for some of my activities. The problem is that I applied a style to all my activities therefore I can't simply set the theme to @android style Theme.NoTitleBar. Using the NoTitleBar theme as a parent for my style would..
Where is android.os.SystemProperties http://stackoverflow.com/questions/2641111/where-is-android-os-systemproperties removing @hide and making your own customized SDK. However pretty much by definition you are now going ' off SDK ' and therefore your app may well be broken or get different behavior on OS versions as the Android folks will make little effort not to..
Http connection timeout on Android not working http://stackoverflow.com/questions/3075506/http-connection-timeout-on-android-not-working an application that connects to a webservice and I don't want it to wait too long if it can't get a connection. I therefore set the connectionTimeout of the httpparams. But it doesn't seem to have any effect whatsoever. To test I turn of my WLAN..
http://stackoverflow.com/questions/3130654/memory-leak-in-webview WebView not the application context. When finishing the activity the WebView still keeps references to the activity therefore the activity doesn't get removed from the memory. I filed a bug report for that see the link in the comment above. webView..
Share Text on Facebook from Android App via ACTION_SEND http://stackoverflow.com/questions/3515198/share-text-on-facebook-from-android-app-via-action-send on Facebook from Android App via ACTION_SEND I have an Android app and it supports sending text via other apps. It therefore uses the ACTION_SEND intent and the EXTRA_TEXT field. The chooser presents me with all apps that can handle such an intent...
Camera.Parameters.FLASH_MODE_TORCH replacement for Android 2.1 http://stackoverflow.com/questions/3878294/camera-parameters-flash-mode-torch-replacement-for-android-2-1 an app that requires the LED flash to go into torch mode. The problem is Android 2.1 does not support this mode and therefore I cannot support the platform yet. Wouldn't be an issue but I am writing it for my fiance and her Epic 4G only has 2.1 right.. my fiance and her Epic 4G only has 2.1 right now. I found some code samples that use some undocumented API calls and therefore work on the Motorola Droid and such but they do not work on the Epic. Does anyone have some suggestions on where to look..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass in front of my face so that the bottom of the phone points to my feet I am facing North looking toward Greenwich so therefore the right hand side of the phone points East towards Africa. In this orientation with reference to the diagram below I have..
Making sense of LayoutInflater http://stackoverflow.com/questions/5026926/making-sense-of-layoutinflater loaded object unless you can find it using findViewById . The calling convention you most likely would like to use is therefore this one loadedView LayoutInflater.from getBaseContext .inflate R.layout.layout_to_load parent false To help with layout..
http://stackoverflow.com/questions/6186866/java-io-filenotfoundexception-this-file-can-not-be-opened-as-a-file-descriptor folder. This is because uncompressed files can be directly memory mapped into the processes virtual address space therefore avoiding needing the same amount of memory again for decompression. This post dicusses some techniques in dealing with compressed..
Display fragment viewpager within a fragment http://stackoverflow.com/questions/7700226/display-fragment-viewpager-within-a-fragment ViewPager successfully loads. This is not ideal. The issue then must be related to the fragment lifecycle. My question therefore is this Has anybody else found a way around this issue and if so how Is there some way to delay settings the adapter on..
How to configue static IP, netmask ,gateway programmatically on Android 3.x or 4.x http://stackoverflow.com/questions/10278461/how-to-configue-static-ip-netmask-gateway-programmatically-on-android-3-x-or-4 settings ipv4 share improve this question I realise that there is no API on 3.x or 4.x for those setting per SSID. Therefore i checked out the soruce code and find out that the configuration of one SSID is stored in android.net.wifi.WifiConfiguration.. In Android 3.x the gateway is storted in mGateways of linkProperties . mGateways is Arraylist of type InetAddress . Therefore following should work in Android 3.x. public static void setGateway InetAddress gateway WifiConfiguration wifiConf throws..
Designing an android tablet-only app http://stackoverflow.com/questions/10540646/designing-an-android-tablet-only-app HoneyComb Tablets aswell you simply change your minSdk uses sdk android minSdkVersion 11 android targetSdkVersion 14 Therefore your now saying Gingerbread 2.3 and below can't download your app because they are not Tablets nor designed to work on tablets..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen have different resolutions and DPI they share the same screen size and the resolutions follow the same aspect ratio. Therefore an image can be created to fit the non Android devices. My question is that is there a proper flow or architecture that..
Launching activities within a tab in Android http://stackoverflow.com/questions/1306689/launching-activities-within-a-tab-in-android to call setContent java android share improve this question It is possible to launch activities within tabs . Therefore set the tabspec content to an ActivityGroup instead of a regular Activity. tabHost.addTab tabHost.newTabSpec Tab .setIndicator..
Convert magnetic field X, Y, Z values from device into global reference frame http://stackoverflow.com/questions/15315129/convert-magnetic-field-x-y-z-values-from-device-into-global-reference-frame That is it lies in the North Sky plane. Thus in term of the w_1 w_2 w_3 basis the first coordinate should be 0. Therefore the X is always very small as you stated it above is the correct value ideally it should be 0. Now the magnetic field values..
Problem unmarshalling parcelables http://stackoverflow.com/questions/1996294/problem-unmarshalling-parcelables each call to write an object that implements the interface will cause a recursive call to writeToParcel . Therefore if something along the call stack fails or writes a null value the class that initiated the call may not be constructed..
BitmapFactory.decodeStream returning null when options are set http://stackoverflow.com/questions/2503628/bitmapfactory-decodestream-returning-null-when-options-are-set an InputStream from a HttpUrlConnection to fetch image metadata you can't rewind and use the same InputStream again. Therefore you have to create a new InputStream for the actual sampling of the image. Options options new BitmapFactory.Options options.inJustDecodeBounds..
http://stackoverflow.com/questions/3130654/memory-leak-in-webview when using WebViews Now unfortunately there has been no reply on the blog or the mailing list about this question yet. Therefore I am wondering is that a bug in the SDK maybe similar to the MapView bug as reported http code.google.com p android issues..
http://stackoverflow.com/questions/4213393/translate-animation to offset the view by x y rotate by z etc. The view's underlying position size angle alpha never really changes. Therefore when the animation ends your image appears to snap back to the starting point because it never actually left it. That said..
What happens to JavaScript code after app is compiled using Titanium Mobile http://stackoverflow.com/questions/4217551/what-happens-to-javascript-code-after-app-is-compiled-using-titanium-mobile didn't look into app.apk before all I could see were these class files corresponding to each of the javascript files. Therefore I assumed that on Android javascript is being compiled for JVM. Why can't these be found in app.apk javascript iphone android..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass youtube clip which allow you to detect if you are falling forward back or falling left right or falling down or up . Therefore humans can detect alignment and rotation around the the same X Y and Z axes as the phone. Now imagine someone now rotates.. through. Similarly if we now tip the phone onto its side the X tube will eventually collect the max amount of rain. Therefore depending on the orientation of the phone by measuring the amount of rain flowing through the 3 tubes you can calculate..
Android - What's the best way to share data between activities? http://stackoverflow.com/questions/4878159/android-whats-the-best-way-to-share-data-between-activities to share alot of variables and some might be rather large so I don't want to be creating copies of them like above. Therefore is there a way to directly get and change the variables without using get and set methods as I remember reading an article..
What optimizations can I expect from Dalvik and the Android toolchain? http://stackoverflow.com/questions/4912695/what-optimizations-can-i-expect-from-dalvik-and-the-android-toolchain contention eg memory footprint CPU hijacked by the compiler thread so that it can run on low end devices as well. Therefore we used a very primitive trace based model. That is the compilation entity passed to the JIT compiler is a basic block sometimes..
How to stop youtube video playing in Android webview? http://stackoverflow.com/questions/5946698/how-to-stop-youtube-video-playing-in-android-webview method. The only trick with this is that you cannot call the WebView's onPause method directly because it is hidden. Therefore you will need to call it indirectly via reflection. The following code should get you started on setting up your own Activity's..
How to wrap lengthy text in a spinner http://stackoverflow.com/questions/6107500/how-to-wrap-lengthy-text-in-a-spinner with data. My problem is the data texts that are populated into the spinners are too lengthy to fit the screen size. Therefore the spinners are forced to stretch unnecessarily stretching other controls on another row. It's a must for me to show the..
Android compare signature of current package with debug.keystore http://stackoverflow.com/questions/6122401/android-compare-signature-of-current-package-with-debug-keystore Signing Your Applications the debug signature certificate is generated with this DN CN Android Debug O Android C US Therefore it is easy to test if the application has been signed in debug mode private static final X500Principal DEBUG_DN new X500Principal..
howto programatically “restart” android app? http://stackoverflow.com/questions/6609414/howto-programatically-restart-android-app the app and reinstall it what would result in a different instance id and the user could not free the lock anymore. Therefore it is possible to force to get the lock. Because of that force possibility we need to always check in an concrete instances..
How do I convert ppi into dpi for Android images? http://stackoverflow.com/questions/6930031/how-do-i-convert-ppi-into-dpi-for-android-images hdpi Resources for high density hdpi screens ~240dpi . xhdpi Resources for extra high density xhdpi screens ~320dpi . Therefore generalised size of your resources assuming they are full screen ldpi Vertical 426 120 160 319.5px Horizontal 320 120 160..
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