Recent questions tagged Android

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android - Still able to select disabled dates in date picker

I want to disable the past dates of date picker in android. i can do it by using dialog.getDatePicker(). ... and return it return dialog; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

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android - Can one use cardview for listview item and how

I would like to implement CardView in my app so that all ListView items are CardViews. Is it as simple as ... a ListView item XML in CardView? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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584 views

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android - drag and drop between two fragments?

I have a particular requirement where i need to drag a element in one screen then another fragment becomes ... fragments .Thanks in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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379 views

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android - Where the heck is Bitmap getByteCount()?

I know the Android platform is a huge mess, over complicated and over-engineered, but seriously to get the ... simple do bitmap.getByteCount() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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294 views

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android - Outer Recyclerview not receiving scroll events of inner Recyclerview

I followed this tutorial to implement the behaviors for both hiding the toolbar and the FAB when scrolled: https: ... that the behavior works? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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398 views

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android - Error inflating class fragment: Duplicate id , tag null, or parent id with another fragment

I am trying to make an app in which when user clicks on item in ListView, the GoogleMaps is displayed. I have ... soloution didn't work for me See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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346 views

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android - Graphical layout missing for Layout XML Files

I installed new SDK for android development. Now when I open Layout XML file for editing..its not showing ... layout. Regards, Android IT See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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827 views

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android - How to hide the onscreen keyboard when a DialogFragment is canceled by the setCanceledOnTouchOutside event

If an edittext is currently focused and the user clicks outside of the DialogFragment; I want the on screen ... the keyboard is not removed. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to convert .cer to BKS

I have a certificate with .cer extension. My application will connect to site with https. I'm trying to create BKS ... get BKS if i have .cer? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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500 views

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android - How to change color of the text in TextView on hover like in css?

How to change color of the text in TextView on hover like in css with selector? I know for button to define ... from xml and not from code ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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525 views

1 answer

android - Camera Error 100

I'm testing my application on Samsung Galaxy Ace, and I get the supported sizes with cameraParams. ... error: Camera Error 100 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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303 views

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android - How can I get Resources by name (string) and not by integer

for example: public final class R { public static final class raw { public static final int yuri=0x7f040000; } } How ... R.raw.yuri = (int) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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315 views

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android - Implementing DatePicker in Fragment

I'am using Fragment which is an instance of Fragment and not of DialogFragment. I did google most of ... to implement DatePicker in Fragment? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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599 views

1 answer

android - bundling failed: Error: Plugin 0 provided an invalid property of "default"

I'm trying to run a react native app on my AVD using this command : react-native run-android but getting the ... it if some one can help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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android - How to use SharedPreferences to save a URI, or any Storage?

URI imageUri = null; //Setting the Uri of aURL to imageUri. try { imageUri = aURL.toURI(); } catch ( ... use up memory for unused URI's See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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533 views

1 answer

android - an error occurred by CameraX.bindToLifecycle()

java.lang.IllegalArgumentException: No supported surface combination is found for camera device - Id : 0. ... , imageCapture,videoCapture) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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473 views

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android - Cannot write to SD card -- canWrite is returning false

Sorry for the ambiguous title but I'm doing the following to write a simple string to a file: try { File ... writes? Thanks for any help guys. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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473 views

1 answer

android - Zoom in a canvas using canvas.scale function?

I have implemented a long onDraw method which draws a set of rectangles. The rectangles are too small and I ... canvas using canvas.scale() ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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278 views

1 answer

android - ActionBar setBackgroundDrawable() nulling background from Thread/Handler

I'm trying to change the background of the ActionBar from a Handler. The end goal is to pass the Handler to ... text="button2"/> </LinearLayout> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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460 views

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android - emulator-x86.exe has stopped working

I am getting these error at console. hax is not working and emulator runs in emulation mode eclipse. So I am unable to run the app in emulator. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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291 views

1 answer

android - How to force WebView to skip images?

Can someone advice me how to tune up Android WebView to skip images from remote server (without image placeholders) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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317 views

1 answer

android - How many AsyncTasks i can run in an single process application

I am using asyncTasks, to load list elements with images (Just followed android's tutorial of efficiently loading bitmaps ... i can't spell? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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android - Access denied for property "vendor.camera.aux.packagelist"

The application runs but when i try to use the camera only a disturbed grey screen appears and the logs tab ... { delete rootProject.buildDir } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

1 answer

android - Data-Binding fails with "couldn't make a guess"

Since the update to Android Studio 3.2.0 I face the following issue: Execution failed for task ':mobile: ... v2 "guess" work out? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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419 views

1 answer

android - Using WakeLock to Keep A Stream Playing

I have a MediaPlayer running in a Service that's playing audio from a URL (streaming). As of now it ... want the audio to continue playing. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

1 answer

android - Error updating app on Google play store after introducing new google policy

I am trying to upload a new version of my app on play store and getting following error while uploading:- You ... resolve. Thanks in Advance!! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

491 views

1 answer

android - Text view with different colored texts in xml code

I need my textview to have different colored texts. Also I need to do this from xml code, non from java code. Is ... , and word red to be red. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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405 views

1 answer

android - Retrofit throwing IllegalArgumentException exception for asynchronous FormUrlEncoded DELETE call

I'm trying to make an asynchronous POST and DELETE which is form url encoded using Retrofit in Android 4.4 Here ... ? Using Retrofit 1.5.0 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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