Recent questions tagged Android

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android - AsyncTask's doInBackground(Params... params)

I'm unfamiliar with the parameter syntax in doInBackground(Params... params) What is this type of thing called, and how do I utilize it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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584 views

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android - How can I change default black dim background "color" (not the amount of dim) of Dialog?

(This is a random image of showing a Dialog found on the Internet.) I've been implementing a custom Dialog. ... /icon" /> </RelativeLayout> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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222 views

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android - Spinner does not get focus

I'm using 4 EditText fields and 2 spinners in an activity. The order of these components are 2 EditText, then ... sure the spinner gets focus? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Delete SharedPreferences File

I am allowing the user to create multiple SharedPreferences files, but I also would like the option for them ... ) a SharedPreferences file?" See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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209 views

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android - Package rename and error "Activity class does not exist"

I have a splash activity which starts another activity like this public void onCreate(Bundle savedInstanceState) { super. ... in the Manifest?! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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446 views

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android - Release APK file not showing google maps

I applied the exact steps as mentioned in the google developer doc to create an example google map project and ... google map NOT showing. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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265 views

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android - java.lang.NoClassDefFoundError: com.google.firebase.FirebaseOptions

I was getting this weird error on my google developer console. So i used google Cloud Test Lab to See whats ... anyone help me out here ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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173 views

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android - How to catch a click event on a button?

.NET Developer here just getting started with Eclipse and Android. Can someone show me in the simplest way possible ... with all the imports. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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229 views

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android - How to get text from AutoCompleteTextView?

I have an AutoCompleteTextView in my app which works. I have successfully created an onClickItemListener. The question is how to ... ; } }); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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118 views

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android - How to check if my app is allowed to show notification

In Android settings users can turn off notification if they don't want to. So is there any method that like ... users to turn on notification? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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182 views

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android - Putting content below AppBarLayout in a CoordinatorLayout

I'm very new to Android and I intended to post this to the Android Developers - Google Groups but they seem to ... ideas how to fix this issue? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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404 views

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android - How to avoid a Toast if there's one Toast already being shown

I have several SeekBar and onSeekBarProgressStop(), I want to show a Toast message. But if on SeekBar I ... and also creating new Handler. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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315 views

1 answer

android - EditText hint doesn't show

My EditText configured as follows won't show the hint: <EditText android:layout_width="fill_parent" android: ... desirable. Any suggestions? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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230 views

1 answer

android - setColorFilter not working

I'm trying to implement a simple colorfilter on an imageview to turn the black image into a white image. In order ... , what am I doing wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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317 views

1 answer

android - Should I use different AdMob Ad Units ID in different Activities?

Should I use the same Ad Unit ID for all the ads in my app or should I get one ID per Activity? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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190 views

1 answer

android - How to ignore error and continue infinite stream?

I would like to know how to ignore exceptions and continue infinite stream (in my case stream of locations)? I ... List<Location> locations); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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181 views

1 answer

android - How to send view to back ? How to control the z-order programmatically?

I have a problem to send the view to back. In Android we have a method like bringToFront(), to place the ... behind the view that is moving. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

android - Cannot call this method while RecyclerView is computing a layout or scrolling when try remove item from recyclerview

I am Trying to remove my item from recyclerview, but i always getting error java.lang.IllegalStateException: Cannot call ... .jumlah); } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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457 views

1 answer

android - imeOptions "actionNext" programmatically - how to jump to next field?

In layout XML it is possible to specify android:imeOptions="actionNext" which adds Next button in virtual keyboard and ... go to the next field? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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265 views

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android - App not updating for alpha testers on google play

My app is being tested using Google Play. I am one of my alpha testers, naturally. I released a new alpha ... updated to the new test version. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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304 views

1 answer

android - MediaMuxer video file size reducing (re-compress, decrease resolution)

I'm looking for efficient way to reduce some video weight (as a File, for upload) and ... MediaMuxerTest.java, method cloneMediaUsingMuxer See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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306 views

1 answer

android - How can I determine if a geopoint is displayed in currently viewable area?

Say I have mapview control in my Android app. If I know a landmark exists at a certain latitude and longitude, ... corners of the visible area? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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197 views

1 answer

android - Filter rows from Cursor so they don't show up in ListView

I have a Cursor that returns rows I use with a SimpleCursorAdapter to populate a ListView. I would like ... ListView that satisfy a condition. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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314 views

1 answer

android - ByteBuffer not releasing memory

On Android, a direct ByteBuffer does not ever seem to release its memory, not even when calling System.gc( ... wrong with the DeleteGlobalRef()? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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383 views

1 answer

android - JNI ERROR (app bug): accessed stale local reference 0xbc00021 (index 8 in a table of size 8)

I made hello world application from book Android apps for Absolute Beginners and Temperature Convertor app from here ... OS: 64bit Windows 7 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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366 views

1 answer

android - how to receive text sms to specific port..

How to receive text sms to a specific port? I have been looking for an answer to this question but to no ... you suggest what am I missing? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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579 views

1 answer

android - How do I set the default launcher in an AOSP build?

I am modifying the AOSP source code because my app needs to run in a kiosk environment. I want Android to ... launcher in an AOSP build? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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249 views

1 answer

android - Intent.ACTION_HEADSET_PLUG is received when activity starts

I am trying to pause music that is playing when the headset is unplugged. I have created a BroadcastReceiver that ... Intent received"); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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