Recent questions tagged Android

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android - How to create a persistent AlarmManager

Edit: Clarified the question based on CommonsWare's answer We're scheduling an an alarm via AlarmManager to ... startTime, 60000, pIntent); 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 - How to get MD5 from debug.keystore file?

I use some command to get MD5 private key from debug.keystore file but actually I get SHA1 private key ... -storepass android -keypass android 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 - Animation for expandableListView

Is it possible to apply an expand or collapse animation for expandableListView? 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 - Creating animation on ImageView while changing image resource

I have only one ImageView in my layout and I am changing its resource when a gasture event detected. I ... use ViewFlipper with one ImageView? 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 - Detect if an app is installed from Play store

I want to check and allow the use of my app just if it has been downloaded from the Play store, and ... downloaded from the Google Play store? 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 - How do I properly fire ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS intent?

As stated in the documentation: "An app holding the REQUEST_IGNORE_BATTERY_OPTIMIZATIONS permission can trigger a system ... fire this intent? 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 - combining wrap_content on parent and fill_parent on child

Setting two or more elements of a linear layout the same height seems to be a great problem. I want to set ... from the childs and vice-versa. 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 - Cannot find R.layout.activity_main

I was trying to work out with multiple layout using some online tutorials. The thing is my program was building ... , R.java gets deleted. 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 - CoordinatorLayout using the ViewPager's RecyclerView

I am using the view CoordinatorLayout from android.support.design. I want to attach the app:layout_behavior to ... at Android Developers blog. 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 - macbook adb cannot open interface

I am encountering a problem with Android ADB debugging through USB. Using Macbook Air 2013 and trying to connect ... stop it from doing that 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 - What is the proper way to stop a service running as foreground

I am trying to stop a service which is running as foreground service. The current issue is that when I call ... receiver); super.onDestroy(); } 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 - Fragment in ViewPager not restored after popBackStack

Problem A Fragment is not reattached to its hosting ViewPager after returning from another fragment. Situation One Activity ... mPosition)); } } 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 - How to get view from context?

I want to get the view or findViewById() from Context? Or from intent? I'm trying to reach a ... separated broadcast receiver class. Thanks. 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 - How to add cardview in layout xml in AndroidX

How to add cardview in layout xml in AndroidX After upgraded to AndroidX <android.support.v7.widget.CardView ... xml under AndroidX 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 - how to add background image to activity?

using theme or ImageView ? See Question&Answers more detail:os...

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

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400 views

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android - No repository found error in Installing ADT in eclipse Indigo

This error comes when I try to install ADT: An error occurred while collecting items to be installed session ... This. Platform is Windows. 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 - Firebase console: How to specify click_action for notifications

I implemented Firebase and testing the Firebase notifications. When the app is in the foreground I don' ... open my "BasicNotificationActivity"? See Question&Answers more detail:os...

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

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278 views

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android - NotificationListenerService Implementation

I am trying to implement NotificationListnerService which is added in android 4.3 but I am not able to get the ... ? How to implement 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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234 views

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android - Set starting height of CollapsingToolbarLayout

I want to be able to scroll on the ImageView inside the CollapsingToolbarLayout. So how that would be ... .support.v4.widget.NestedScrollView> See Question&Answers more detail:os...

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

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330 views

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android - Disable icon colorStateList in NavigationView

In my app today I have icons which doesn't just have a single color, but in some cases two colors ... NavigationView to stop tinting my icons? See Question&Answers more detail:os...

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

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400 views

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android - Putting screen densities into the correct bucket

A set of six generalized densities: ldpi (low) ~120dpi mdpi (medium) ~160dpi hdpi (high) ~240dpi xhdpi (extra- ... the correct 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 - Sending message to a Handler on a dead thread when getting a location from an IntentService

My app needs location fixes on regular basis, even when the phone is not awake. To do this, I am using ... gotLocation(Location 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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371 views

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android - How to resume the mediaplayer?

I am using a media player. I have the option for starting ,stopping and pausing the player. The problem I ... provide would be really helpful. 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 - Change ActionBarSherlock background color

I'm trying to implement ActionBarSherlock because I was told it is relatively easy to implement and customize. ... background color. Thanks. See Question&Answers more detail:os...

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

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430 views

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android - Should I use getApplicationContext or Activity.this in a long running AsyncTask

I have a long running Async Task that sends some data to my server and then stops. The whole process may ... Activity.this fit my requirement. See Question&Answers more detail:os...

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

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205 views

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android - Invalid heap address and fatal signal 11

Every so often my app will crash and my log will read: @@@ ABORTING: INVALID HEAP ADDRESS IN dlfree Fatal signal ... much help in my case. See Question&Answers more detail:os...

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

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332 views

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android - Stuck with Gradle Build Running

While trying to build my Application on Android Studio 2.1 (On Ubuntu 16.04), it gets stuck on the below ... Can anybody please help me out. See Question&Answers more detail:os...

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

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530 views

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android - Margins of a LinearLayout, programmatically with dp

Is it possible to set the Margins of a LinearLayout, programmatically but not with pixels, but 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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