Recent questions tagged Android

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android - RxJava and Retrofit2: NetworkOnMainThreadException

I realize that I am using subscribeOn()/observeOn() on the MainThread. What are the set of options I can pass into ... ()); } }); } } See Question&Answers more detail:os...

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

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295 views

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android - Right justify text in AlertDialog

Is it possible to right-justify the text in an AlertDialog's title and message? I am showing Hebrew messages ... are showing up left justified. See Question&Answers more detail:os...

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

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281 views

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android - onActivityResult returned from a camera, Intent null

I follow the instruction on Camera on Android dev site I just start the Camera Intent, not build my own camera. The ... .java:2987) ... 14 more 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 - ViewPostImeInputStage ACTION_DOWN

As I'm trying to debug my program, I can't figure out the error. I have initialized two buttons and used . ... to my problem? Thanks so much! 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 - Get Read and Publish Permissions in one request

Before you all say it's not possible, open up the Spotify app and hit the signin with Facebook button. ... BELOW FOR THE MUSICALLY AVERT See Question&Answers more detail:os...

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

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338 views

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android - FragmentPagerAdapter - How to handle Orientation Changes?

I use a FragmentPagerAdapter containing several Fragments that need to be notified about changes to the database. ... an orientation change. 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 - Google Map API V2 - How do I keep a marker in the center of the screen while user is scrolling the map?

Google Map API V2 - How do I keep a marker in the center of the screen while user is scrolling the map ? ... and then retrieve it's location? 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 - layout of the screen moves up when keyboard is displayed

Let say I have the following layout: when I click on the edit text at the bottom I get this: As you can ... keyboard is displayed? Thank you!!!! 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 - LocationManager's getBestProvider returning null

I have a bunch of people reporting an error that I cannot reproduce. When trying to open a ... .performLaunchActivity(ActivityThread.java:2627) 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 - Run Callback On Main Thread

I have some code that interacts with the Android Facebook SDK, Asynchronously. Unfortunately this means when it returns ... on the Main thread ? See Question&Answers more detail:os...

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

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257 views

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android - Backstack management : Restarter must be created only during owner's initialization stage

I am using a bottom navigation bar in my MainActivity to handle some fragments. This is the code used for ... to handle bottom bar navigation See Question&Answers more detail:os...

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

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300 views

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android - How can I get the distance between two point by latlng?

I want to get the distance from A to B by latlng.When i run my app with the following code,it return a ... Toast.LENGTH_SHORT).show(); } } See Question&Answers more detail:os...

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

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689 views

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android - uiautomatorviewer - Error: Could not create the Java Virtual Machine

I am trying to run uiautomatorviewer in terminal. I am getting this error: -Djava.ext.dirs=/Users/<Username>/ ... I would appreciate any help. See Question&Answers more detail:os...

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

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299 views

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android - The method getSystemService(String) is undefined for the type Listen

I'm trying to check if com.android.music is running and I'm getting the following error on this line this. ... wrong here that would be great! See Question&Answers more detail:os...

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

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180 views

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android - How to Change a Button's Icon Programmatically?

I already have the button: <Button android:layout_height="wrap_content" android:layout_width="fill_parent" android: ... myButton.(what?) See Question&Answers more detail:os...

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

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349 views

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android - Closing a custom alert dialog on button click

I'm having trouble closing my alert dialog. I am using a layout inflator to make the dialog, so I'm not sure ... think I should do to fix this? See Question&Answers more detail:os...

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

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179 views

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android - transformClassesWithDesugar build error after updating to AS 3.0 Canary 6

I updated to Android Studio 3.0 Canary 6 and am now getting following error (had been on ... /org.parceler/parceler-api/1.1.5/23114b381811fd7c8e7aeeef4b845453c4a16a1d/parceler-...

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

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304 views

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android - Click by bounds / coordinates

I know it is possible for Espresso to click by bounds the way UiAutomator does. (x and y coordinates) I have read ... is or how to use 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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150 views

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android - Programmatically create TextView with ellipsis

I'm programmatically creating a TextView that I want to ellipsis at the end. pseudo code: tv.setEllipsize( ... but setSingleLine is ok. See Question&Answers more detail:os...

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

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148 views

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android - Uncheck all RadioButton in a RadioButtonGroup

What I wanted to achieve is this: Right after the activity starts, I want that no RadioButton is selected/ ... check the first radio button. See Question&Answers more detail:os...

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

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200 views

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android - Can't set visibility on constraint group

When i try to set the visibility of the group on button click,it doesn't affect the view's ... </android.support.constraint.ConstraintLayout> See Question&Answers more detail:os...

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

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237 views

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android - Multiple activities binding to a service

I have a service component (common task for all my apps), which can be invoked by any of the apps. I am ... useful.. Thanks and regards, Vinay See Question&Answers more detail:os...

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

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164 views

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android - Saving image taken from camera into INTERNAL storage

I just got started in Android Programming and I am creating an android application in which the user is allowed to ... ; } return mediaFile; } See Question&Answers more detail:os...

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

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189 views

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android - While Make sign APK of Google map (Failed to load map Could not contact Google servers) this error accured

In my application I will implement Google Maps example However: When I directly run the application the map will ... </application> </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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159 views

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android - SimpleCursorAdapter how to show an image?

I am making an android recipes application where i use a database. In database there is a column named" "images", ... one how can i do 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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143 views

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android - Passing data through Intent and receiving it

I am trying to pass data through my Intent into the next activity so I can receive it and give a timer values. ... (R.string.restart); } } } See Question&Answers more detail:os...

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

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250 views

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android - file is encrypted or is not a database (Exception net.sqlcipher.database.SQLiteException)

I'm trying to use sqlcipher lib to encrypt my database from already existing database but while accessing the ... -database-sqlcipher/issues/124 See Question&Answers more detail:os...

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

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395 views

1 answer

android - Unable to select particular images using ACTION_PICK intent

I'm using an intent like this: Intent intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images. ... answered it. Please help! See Question&Answers more detail:os...

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

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