Recent questions tagged Android

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android - main cannot be resolved or is not a field

This error occurs in setContentView line in this code snippet: /** Called when the activity is first created. * ... > Clean. The error persists. See Question&Answers more detail:os...

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

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335 views

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android - RecyclerView items duplicate and constantly changing

What's Happening: The list (RecyclerView) is mixing up the data when I scroll. I.E when I scroll back up ... nothing i tried seesm to work. 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 insert image in room persistence library?

I am using room persistence library for my android application, Now I have to insert image in my db. I ... one field in Android SQLite? See Question&Answers more detail:os...

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

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266 views

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android - GET_ACCOUNTS permission while using GCM - Why is this needed?

I have an app, with Push notifications implemented. I want to understand the reason why we need "GET_ACCOUNTS" ... the push notifications work? See Question&Answers more detail:os...

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

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383 views

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android - Navigation Drawer ActionBar button not working

I am working on an android project and I'm trying to integrate the new Navigation Drawer using the example from ... any help you can provide. 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 - What's the convention for java package names without a domain association?

I can't find a Q/A on SO that answers my exact question, so I figure I'd post it and see ... were different opinions from android developers. See Question&Answers more detail:os...

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

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560 views

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android - Unable to start Genymotion Virtual Device - Virtualbox Host Only Ethernet Adapter Failed to start

I'm using Genymotion v13.0 on Windows 8 Pro to create Virtual Device successfully, but when I try to run it I ... please tell me how to Fix 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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211 views

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android - Display "No Item" message in ListView

I've created some composie UIs in my android apps and there are some ListView controls -among other controls- ... the best approach for this? See Question&Answers more detail:os...

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

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809 views

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android - How to recompile with -Xlint:deprecation

I don't use Android Studio but I build everything from the command line using build.gradle. I generate a ... :deprecation to Lint via gradle? See Question&Answers more detail:os...

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

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575 views

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android - WebViewClient onReceivedError deprecated, new version does not detect all errors

In the Android SDK 23 onReceivedError(WebView view, int errorCode, String description, String failingUrl) has been ... WebView failed to load? See Question&Answers more detail:os...

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

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163 views

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android - What is the default unit of style in React Native?

I am contributing to an Open Source Project where I am developing Material design for React Native. I am blocked at ... also, is 1px = 1dp? See Question&Answers more detail:os...

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

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320 views

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android - Why does adb return offline after the device string?

I use "adb devices" to get following result. Only one device is connected to PC by USB, ... offline WH96TNE00361 offline WH96TNE00361 offline See Question&Answers more detail:os...

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

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144 views

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android - Check if extras are set or not

Is there any way to check if an extra has been passed when starting an Activity? I would like to ... java.lang.NullPointerException. Thank you. See Question&Answers more detail:os...

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

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481 views

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android - setBackgroundResource() discards my XML layout attributes

I have a view which is used as an item in a ListView. In my custom adapter, I change the background of ... change the padding of a 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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327 views

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android - Prevent enter key on EditText but still show the text as multi-line

How do I make an EditText on Android such that the user may not enter a multi-line text, but the ... text is displayed in multiple lines. See Question&Answers more detail:os...

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

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377 views

1 answer

android - Auto Collapse ActionBar SearchView on Soft Keyboard close

I am currently using an ActionBar menu item to display a SearchView in the action bar. When the search menu ... when the SearchView is visible. See Question&Answers more detail:os...

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

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258 views

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android - Running React Native in WSL with the emulator running directly in Windows

I haven't done Android development in a while, so my knowledge of modern Android development is spotty. I'm ... }:${ANDROID_HOME}/platform-tools See Question&Answers more detail:os...

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

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257 views

1 answer

android - Combining 2 Images overlayed

I've got a things to do with android, so, I have 2 images, 1. image from camera 2. another image ... really really much appreciate. Thanks 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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216 views

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android - I want a progress circle instead of progress dialog

I want to show a progress Circle in my app while loading data. I have an activity and moving from one ... to show a circular loading effect. See Question&Answers more detail:os...

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

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418 views

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android - Upload binary file with okhttp from resources

I need to upload a binary file bundled in an apk to a server using okhttp. Using urlconnection, you ... match okhttp's internal implementation See Question&Answers more detail:os...

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

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207 views

1 answer

android - Decoding polyline with new Google Maps API

I am drawing a route between two points in a map. I receive the points this way: StringBuilder urlString = new StringBuilder(); ... i=0;i<puntos.size();i++){ ruta.add(new LatLng...

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

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220 views

1 answer

android - Inner PreferenceScreen does not open with PreferenceFragmentCompat

My inner PreferenceScreen of PreferenceFragmentCompat is not showing, or seems to ignore tapping events. I created ... isn't working? See Question&Answers more detail:os...

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

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194 views

1 answer

android - Setting the size of a DialogFragment

I have been trying many commands to setup the size of my DialogFragment. It only contains a color-picker, so ... able to do something similar? See Question&Answers more detail:os...

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

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185 views

1 answer

android - How to find absolute position of click while zoomed in

Please see each section below for a description of my problem described in three separate ways. Hopefully should ... absolute position of B. 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 - Standalone PWA breaks login

We have a PWA written in Angular for which we use AzureAD (using ng-adal) for the login. When we log in, ... my PWA without the web-view chrome. See Question&Answers more detail:os...

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

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299 views

1 answer

android - Backup Room database

I'm trying to backup a room database programmatically. For that, I'm simply copying the .sqlite file that contains ... Room version: 1.1.1-rc1 See Question&Answers more detail:os...

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

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334 views

1 answer

android - Finalizing a Cursor that has not been deactivated or closed non-fatal error

i'm getting a "Finalizing a Cursor that has not been deactivated or closed" error on this piece of code. The code is used ... -: 1229) .... .... See Question&Answers more detail:os...

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

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218 views

1 answer

android - How to set both lines of a ListView using simple_list_item_2?

So the following will create a ListView where the rows have their "primary" textview filled by the values array. ... simple way to set both? See Question&Answers more detail:os...

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

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