Recent questions tagged Android

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android - How to solve app launch - app is stuck on white screen

I check the error log, and it shows: 08-31 13:36:18.778 13207-13207/? I/art: Late-enabling -Xcheck:jni ... . How should I resolve this issue? 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 - Implement pop up Menu with margin

I am using the default pop menu and expecting the behavior of the same. Everything is working fine. What ... , popupMenu.getMenu()); 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 to use StateListAnimator?

From the docs: The new StateListAnimator class lets you define animators that run when the state of a view changes. ... How can we use 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 - Cursor.getType() for API Level <11

I'm querying the CallLog content provider and need to detect the column types. In Honeycomb and newer (API ... in ContentProviders? Any ideas? 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 - mpandroidchart - How can I avoid the repeated values in Y-Axis?

I want to avoid the repeated values and the -0 values in Y-Axis, avoiding the image situation. I have ... and remove the duplicate values. See Question&Answers more detail:os...

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

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640 views

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android - Firestore - get the parent document of a subcollection

I'm working on an app that uses a firestore database with the following hierarchy: parent_collection: parent_document: ... way to achieve that? 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 to combine OnClickListener and OnTouchListener for an ImageButton

I need to do something when the user clicks the ImageButton I've tried to create a static class that implements both ... hint on how to 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 - How to know when an activity finishes a layout pass?

I have a background thread that updates the UI of my activity, after the onCreate(). It can be adding ... this directly in the 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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android - Get database path

Im new to android and I want to create kind of CRUD with SQLite. I have a public class DataBaseHelper which ... some kind of anti-pattern? 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 - Content behind CoordinatorLayout AppBarLayout

I was creating a settings activity/layout for my app. I have a CoordinatorLayout with an AppBarLayout and ... :layout_height="match_parent" /> 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 - How to setup PROGUARD for Jackson JSON Processor?

I am using Jackson JSON Processor for my app.Included this using compile 'com.fasterxml.jackson.core:jackson- ... appreciate your help!Thanks! See Question&Answers more detail:os...

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

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285 views

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android - Eclipse/adb frequently disconnects from my device

While debugging, my device frequently disconnects from my PC, usually after every debug session. The device ... the Android/ADB connection? See Question&Answers more detail:os...

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

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462 views

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android singleLine vs maxLines

I thought singleLine="true" was equivalent to maxLines="1" but I see that the following pre-populated field ... from the pref_general.xml file. See Question&Answers more detail:os...

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

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268 views

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android - MediaRecorder failed when i stop the recording

I have this error. Can somebody please help me, I think it's something about touch listener... The error is ... stop(); camera.lock(); } See Question&Answers more detail:os...

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

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461 views

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android - Access application context in companion object in kotlin

How can we access application context inside companion object in Android kotlin? I have a companion object inside ... m working in is abstract See Question&Answers more detail:os...

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

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332 views

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android - Does startService() create a new Service instance or using the existing one?

Does startService() create a new Service instance or using the existing one? For example, in the following ... context.startService(intent); } See Question&Answers more detail:os...

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

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232 views

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android - Difference between setAlpha and setImageAlpha

ImageView has two methods related methods: setAlpha and setImageAlpha. The former is available since API ... and ImageView#setAlpha? See Question&Answers more detail:os...

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

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222 views

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android - TextView onClick() not working

here's my code for main.xml <merge xmlns:android="http://schemas.android.com/apk/res/android"> <RelativeLayout ... onClick() not 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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331 views

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android - Pass touches to the view under

In my app I have a fragment on top of the activity. The fragment is filling the whole screen. Part of the ... View of the fragment? Thanks! See Question&Answers more detail:os...

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

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220 views

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android - Can I get data from shared preferences inside a service?

I'm developing an android application. I'm using android 2.2 In my application I am capturing GPS data and ... the help of shared preferences? 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 to get information of an APK file in the file system (not just installed ones) without using File or file-path?

Background My app (here) can search for APK files throughout the file system (not just of installed apps), ... it to a real VectorDrawable. See Question&Answers more detail:os...

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

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477 views

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android - How to disable swiping in ViewPager2?

Is it possible to enable-disable swiping in new android viewpager2 component? See Question&Answers more detail:os...

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

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308 views

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android - Proguard 4.7 with Eclipse SDK 3.7.1: Proguard fails with java.io.IOException - (Unknown verification type [25] in stack map frame)

Update: This problem is fixed in new versions of Samsung's SPen SDK. I am trying to create a signed APK with ... and how to fix it? Thanks! See Question&Answers more detail:os...

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

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310 views

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android - how to retrieve data to a recycler view from FIREBASE

@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout. ... recycler view. See Question&Answers more detail:os...

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

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221 views

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android - IBM Worklight: UI Performance

I have used jQuery Mobile 1.3 for Worklight 5.0.6 development. I find that some of the functionalities ... the testing app: Worklight, PhoneGap See Question&Answers more detail:os...

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

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243 views

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android - problem with KeyGuardManager

I am trying to use the KeyGuardManager to unlock the phone easily. so far no problems the phone is unlocked ... is happening? thanks, Jason See Question&Answers more detail:os...

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

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187 views

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android - How to capture the image and save it in sd card

hey guys i am using the following code to access camera from my application. The application is able to access the ... ; super.onStop(); }*/ 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 - Adding Items in RecycleView Dynamically using a button

I have a button(save contact) to save contacts ,the button when pressed get name and email from edit text ... .drawable.bordder_button)); } } See Question&Answers more detail:os...

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

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