Recent questions tagged Android

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android - What is the reason for the error "Device supports x86, but APK only supports armeabi-v7a"

I am playing around with Android Studio by testing some projects out from GitHub and when I try to emulate the apk, ... v7a Why does it do 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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android - What are the differences between gradle assemble and gradle build tasks?

If I am not wrong gradle assemble does run gradle assembleDebug and gradle assembleRelease, but I believe ... different between them 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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528 views

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android - Unable to resolve host "<insert URL here>" No address associated with hostname

I tried following this tutorial: Getting Data from the Web I tried implementing it on Android 3.0, the ... out there would be appreciated. See Question&Answers more detail:os...

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

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231 views

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android - Start new activity from SearchView

I have 2 activities: the first has a action bar with a search view, the second should display the results ... is entered in the searchactivity? See Question&Answers more detail:os...

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

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203 views

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android - Is it possible to access resources in another APK without using content providers?

I thought that it is impossible to access resources contained in other APK unless content providers are used. However, I ... So how is it done? See Question&Answers more detail:os...

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

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265 views

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android - How to make a splash screen (screen visible when app starts)?

I have a simple application, it starts, loads xml feed from the net, you can browse a list of news and then ... in android's app's manifest... See Question&Answers more detail:os...

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

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443 views

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android - FirebaseRecyclerAdapter with empty view

I know there are lot of ways to have an empty view for a RecyclerView. But my question is for ... workaround will help a lot. See Question&Answers more detail:os...

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

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301 views

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android - What is the "state_focused" state for a Button?

I would like a Button background to remain a certain color after the button is clicked, and change colors again ... shape></item> </selector> See Question&Answers more detail:os...

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

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288 views

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android - Implement Firebase inside of a Library

I want to implement Friebase notifications system inside a library that I want to use as SDK in many apps. ... library ? 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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327 views

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android - Set a max zoom level on LatLngBounds builder

I haven't found an answer in my search, there are a few answers on SO but they didn't work for me. I have ... the zoom level to go beyond 15.0f. See Question&Answers more detail:os...

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

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342 views

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android - how to check screen on/off status in onStop()?

as mentioned here, when the screen goes off, the onStop() of current Activity will be called. I need to check ... is called so what's wrong? 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 - Retrofit 2 file down/upload

I'm trying to down/upload a file with retrofit 2 but can't find any tutorials examples on how to do so. My code ... println(t.toString()); } }); See Question&Answers more detail:os...

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

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215 views

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android - Facebook SDK v4 LoginButton ignores XML customizations

The new Facebook SDK for Android (v4.0) that was released recently caused strange behavior for a customized ... elements with defined height. See Question&Answers more detail:os...

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

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326 views

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android - How do I add "uses-permissions" tags to AndroidManifest.xml for a Cordova project?

Some <uses-permission> entries are added automatically to AndroidManifest.xml, based on cordova plugins that ... specifying user permissions? See Question&Answers more detail:os...

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

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246 views

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android - How to load fragment data only when its tab is clicked in PagerSlidingTabStrip

I am using PagerSlidingTabStrip in my project and am showing data in fragments. Its a great library which works ... a tab. 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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312 views

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android - How to set active item in the Action Bar drop-down navigation?

I'm trying to fix the issue with restarting activity on orientation changes. I have an ActionBar with drop-down ... s the best solution though. See Question&Answers more detail:os...

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

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330 views

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android - How to delete an app from adb without knowing it's package name?

I can delete apps (that I code myself and install through the SDK) using this command: adb uninstall com. ... an apps internal package name? See Question&Answers more detail:os...

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

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264 views

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android - Java synchronized method

Consider this code: public synchronized void onSignalsTimeout(List<SignalSpec> specs) { if (specs != null && specs. ... used in this method. See Question&Answers more detail:os...

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

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439 views

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android - Change DialogFragment enter/exit transition at just before dismissing

I have a DialogFragment and I set animation for enter/exit in the onActivityCreated method as below: @Override public ... ; this.dismiss(); } See Question&Answers more detail:os...

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

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244 views

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android - Are onCreate and onRestoreInstanceState mutually exclusive?

I have a couple of question regarding onRestoreInstanceState and onSaveInstanceState. 1) where do these methods fit ... to activity lifecycle? See Question&Answers more detail:os...

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

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556 views

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android - Room Database Migration doesnt properly handle ALTER TABLE migration

Java.lang.IllegalStateException Migration didn't properly handle user(therealandroid.github.com.roomcore.java.User). Expected: ... it is a bug. See Question&Answers more detail:os...

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

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297 views

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android - adb - How to reinstall an app, without retaining the data?

adb install foo.apk When using this command, if the apk exists, I should get the error *Failure [ ... or something in adb itself. See Question&Answers more detail:os...

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

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288 views

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android - Unable to see dependency tree with gradlew OR gradle

I'm running the latest release of gradle (1.12). In the project's root directory, I run the following ... I need to provide more information. See Question&Answers more detail:os...

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

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633 views

1 answer

android - change edittext cursor color

How can I change EditText's cursor's color programmatically ? In android 4.0 and above, cursor color is ... also white, it becomes invisible. See Question&Answers more detail:os...

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

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193 views

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android - Close the current activity when you only have a reference to Context

If I have a reference to Context, is it possible to finish the current activity? I don't have the reference to current activity. See Question&Answers more detail:os...

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

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426 views

1 answer

android - Retrofit with Rxjava Schedulers.newThread() vs Schedulers.io()

What are the benefits to use Schedulers.newThread() vs Schedulers.io() in Retrofit network request. I have ... what other aspects there are? See Question&Answers more detail:os...

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

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947 views

1 answer

android - FacebookSdk.sdkInitialize (Context) is deprecated

I'm using facebook-android-sdk-4.19.0 in Android Studio and I followed the Facebook quick start guide at https:/ ... . What method should I use? See Question&Answers more detail:os...

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

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489 views

1 answer

android - My fragments in viewpager tab dont refresh

i got viewpager with 4 tabs .. in each tab there is a fragment. my first tab is a fragment with a form ( ... for me. Am i missing something ? See Question&Answers more detail:os...

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

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