Recent questions tagged Android

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android - Activity <App Name> has leaked ServiceConnection <ServiceConnection Name>@438030a8 that was originally bound here

I'm working on my first Android app. I've got three activities in my app, and the user switches back and forth ... 777: WARN/ActivityManager(564): Unbind failed: could not find con...

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

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android - How to center the elements in ConstraintLayout

I am using ConstraintLayout in my application to make applications layout. I am trying to a create ... .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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769 views

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android - Swipe ListView item From right to left show delete button

I have a custom ListView showing the list of words selecting from database. When I swipe this listview item i want ... it still does not work. 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 - Installation failed with message Invalid File

Installation failed with message Invalid File: K:projectappuildintermediatessplit-apkwith_ImageProcessordebugslicesslice_0.apk. It is ... 3 . 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 - Can someone explain to me what the Builder Class does in Flutter?

The documentation is very confusing and vague. Here is what it states: Builder class A platonic widget that calls ... the purpose of this class? See Question&Answers more detail:os...

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

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166 views

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android - NameNotFoundException webview

I am getting errors from Crashlytics that indicates that some devices are missing com.google.android.webview. How ... .app.Activity.performCreate(Activity.java:5933) at android.ap...

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

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android - How to make layout with View fill the remaining space?

I'm designing my application UI. I need a layout looks like this: (< and > are Buttons). The problem is, ... a layout that looks like the image? See Question&Answers more detail:os...

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

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290 views

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android emulator - How to remove the Flutter debug banner?

How to remove the debug banner in flutter? I am using flutter screenshot and I would like the screenshot not ... for profile and release mode. 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 - RecyclerView.ViewHolder - getLayoutPosition vs getAdapterPosition

Since the new support library version (22.x) the getPosition() method of the RecyclerView.ViewHolder class has been ... do the methods return? See Question&Answers more detail:os...

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

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470 views

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android - Programmatically set height on LayoutParams as density-independent pixels

Is there any way to set the height/width of a LayoutParams as density-independent pixels (dp)? It looks like the ... are in pixels and not dp. See Question&Answers more detail:os...

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

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274 views

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android - how to scan barcode using phonegap

I need to scan a barcode using phonegap in Android and iPhone. Is there a way to do 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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android - ViewModelProviders is deprecated in 1.1.0

Looking at the Google docs for ViewModel, they show the below sample code on how to get a ViewModel: ... replacement of deprecated code above? See Question&Answers more detail:os...

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

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228 views

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android - adb command not found

I need to run an adb forward command before I could use the ezkeyboard application which allows user to type on the ... Why adb is not working? 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

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android - I have never set any passwords to my keystore and alias, so how are they created?

As I was going through some posts on the Internet learning more about signing your Android app, I got post like ... what is the default alias? See Question&Answers more detail:os...

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

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242 views

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android - Square retrofit server mock for testing

What's the best way to mock a server for testing when using the square retrofit framework. Potential ways: ... would be greatly appreciated. See Question&Answers more detail:os...

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

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223 views

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android - How do I set a different theme for a Spinner's dropdown?

An example usage: The Spinner is dark themed, but I want the dropdown to be light themed. See Question&Answers more detail:os...

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

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166 views

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android - Converting String to Time using SimpleDateFormat issues

So, I'm using SimpleDateFormat to convert a String which is "HH:MM AA" to "HH:MM", The problem is my code ... output. Here are my both codes. See Question&Answers more detail:os...

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

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131 views

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android - Facebook me/feed can only post on developers account only

I am encountering a strange situation here.While posting to facebook I want my app to bypass the dialog the asks ... e.printStackTrace(); } } See Question&Answers more detail:os...

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

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169 views

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android - NFC Tag Reading

I got an application that reads and writes nfc tags with ndef data format. This all seems to be ok. But whenever ... LENGTH_LONG).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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162 views

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android - Image thumbnails not setting correctly

I am trying to make a file explorer. I achieved it all except that my image thumbnails were loading too ... execute(); return convertView; } See Question&Answers more detail:os...

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

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259 views

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android - How to get previous 7 dates from a particular date in java?I am getting 7 dates from present date, but I want from particular date

//explain public class DateLoop { static String finalDate; static String particularDate; public static void main( ... from particular date. See Question&Answers more detail:os...

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

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245 views

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android - How to fix this gradle app:dexDebug error?

im using android studio,now in my app i have this error when i run my app Error:Execution failed for task ': ... my error is in the gradle 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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194 views

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android - For some reason cant deserialize object from Firebase response

Everything looks good. Need help in finding a mistake in code. By the logs that is the snapshot from firebase ... :firebase-database@@17.0.0:55) See Question&Answers more detail:os...

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

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187 views

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android - How to pass the selectedListItem's object to another activity?

I have designed an activity in which there is a listView. I want that on click of the list item a new ... in doing this.Thanks in advance. See Question&Answers more detail:os...

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

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288 views

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android - Calling a method from another class is causing app to crash

I decided to try and make my code more object oriented and avoid repetitive code in another class. Source ... method in android.widget.ListView 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 - Showing correct sunrise/sunset times using unix timestamp

I'm getting a UNIX timestamp from DarkSkyApi for the sunrise & sunset times for the selected location and ... .text = formatted } See Question&Answers more detail:os...

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

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371 views

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android - How can I override TimePicker to change text color

My view has a white background, and it has to stay that way. I have a TimePicker on that white background ... numbers to black? Sincerly, Wolfen 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 - High frequency data refresh with Google App Engine

I'm developing a service using GAE for android clients and need to refresh application data on a regular basis, ... ? Thank you in advance. See Question&Answers more detail:os...

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

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