Recent questions tagged Android

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Could someone tell me if it's possible to build only one of my different flavors through the command-line? ... flavors. is it possible? 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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350 views

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android - "Unable to open log device '/dev/log/main': No such file or directory"

I am new to Android development and bought a cheap Huawei Sonic (U8650 apparently) so I could test my ... help 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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524 views

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android - Blinking screen on image transition between activities

I implemented an image transition between two activities using the new shared elements from lollipop. It's working ... > Thanks for your help See Question&Answers more detail:os...

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

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363 views

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android - Hide footer view in ListView?

I have a ListView. The data behind it is fetched from the Internet, in sets of 10-30 items whenever the ... () after setting an adapter. See Question&Answers more detail:os...

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

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424 views

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android - Why LiveData observer is being triggered twice for a newly attached observer

My understanding on LiveData is that, it will trigger observer on the current state change of data, and not a ... .com/yccheok/live-data-problem See Question&Answers more detail:os...

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

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191 views

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android - Flutter : How can I add divider between each List Item in my code?

How could I add divider to list? I use Flutter for Android. I want to add a divider between each List item and ... : _listItemBuilder, ), ); } } See Question&Answers more detail:os...

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

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171 views

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android - Using a ListAdapter to fill a LinearLayout inside a ScrollView layout

I'm facing a very common problem: I layed out an activity and now it turns out it should display a few items ... (got a downvote, doh!). See Question&Answers more detail:os...

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

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181 views

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android - Acceleration from device's coordinate system into absolute coordinate system

From my Android device I can read an array of linear acceleration values (in the device's coordinate system) ... device position doesn't matter? See Question&Answers more detail:os...

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

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292 views

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android - WebView threads never stop (WebViewCoreThread, CookieSyncManager, http[0-3])

I use a WebView to display some internet content on one of our app's Activities. The problem is that ... stop after leaving their activity? See Question&Answers more detail:os...

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

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214 views

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android - What tools are available to test JobScheduler?

We're implementing a Job via JobScheduler for background loading of data. The job will fire about once a day. ... of our automated test suite. See Question&Answers more detail:os...

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

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1.0k views

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android - Silent install apk programmatically by system app (without root)

I have system-level app with android:sharedUserId="android.uid.system" (UID: 1000). Device is not rooted! ... install downloaded *.apk silently? See Question&Answers more detail:os...

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

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454 views

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android - Adding image to Toast?

Is it possible to programmatically add an image to a toast popup? See Question&Answers more detail:os...

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

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334 views

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android - Simplified and Traditional Chinese vs Regions

In the process of implementing traditional and simplified chinese support in my Android application and I confused on ... which ones they are? See Question&Answers more detail:os...

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

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757 views

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android - What difference between static and non static viewholder in RecyclerView Adapter?

What are the advantages of this approach (using static nested class in my class MyAdapter extends RecyclerView. ... approaches could be used? See Question&Answers more detail:os...

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

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415 views

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android - How to know whether a RecyclerView / LinearLayoutManager is scrolled to top or bottom?

Currently I am using the follow code to check whether SwipeRefreshLayout should be enabled. private void ... RecyclerView.isScrolledToBottom()? See Question&Answers more detail:os...

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

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443 views

1 answer

android - Back button and refreshing previous activity

If we have two activities: List of files and last modified time File editing activity A user selects a file ... used, just an ArrayAdapter. See Question&Answers more detail:os...

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

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156 views

1 answer

android - How to show the text on a ImageButton?

I have an ImageButton and I want to show a text and an image on it. But when I try on emulator: <ImageButton ... show the text? Please help me! See Question&Answers more detail:os...

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

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158 views

1 answer

android - When to use handler.post() & when to new Thread()

I'm wondering when should I use handler.post(runnable); and when should I use new Thread(runnable).start(); It ... or in the Activity's thread? See Question&Answers more detail:os...

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

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142 views

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android - adb devices command not working

I'm running Ubuntu 10.10 64 bit. I have ia32-libs installed along with Android Debug Bridge version 1.0. ... suggested (from this link). See Question&Answers more detail:os...

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

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196 views

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android - How I can get the mime type of a file having its Uri?

I have a List of Uris obtained with the Gallery and the Camera. These Uris are like this: content://media/external ... I can get its mime type? See Question&Answers more detail:os...

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

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219 views

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android - What Are the Differences Between FLAG_ACTIVITY_RESET_TASK_IF_NEEDED and FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_SINGLE_TOP?

I am in the process of (finally) writing the chapter on tasks for my book, and I am ... , and also match FLAG_ACTIVITY_RESET_TASK_IF_NEEDED. See Question&Answers more detail:os...

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

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200 views

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android - Gradle not including dependencies in published pom.xml

I have a Gradle project I'm using the maven-publisher plugin to install my android library to maven local and a ... >aar</packaging> </project> See Question&Answers more detail:os...

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

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526 views

1 answer

android - How to send event from Service to Activity with Otto event bus?

Simple BusProvider.getInstance().post() bring exception not main thread. How to send event from Service to Activity with Otto event bus? See Question&Answers more detail:os...

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

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237 views

1 answer

android - Event for Handling the Focus of the EditText

Can anyone suggest to me any event related to the focus of the EditText? My application contains an EditText, ... it'll be more convenient. See Question&Answers more detail:os...

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

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656 views

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android - How to get rid of Incremental annotation processing requested warning?

I have just started using android development and trying to use Room library. Since yesterday I am facing this warning ... -compiler:2.1.0' } See Question&Answers more detail:os...

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

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215 views

1 answer

android - How to take a screenshot and share it programmatically

I am making an application in Android in which I have to take screenshot of one of my activities and mail ... destroyDrawingCache(); return b; } See Question&Answers more detail:os...

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

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337 views

1 answer

android - Enhance webView performance (should be the same performance as native Web Browser)

My experience is that loading websites in a WebView is much slower than performing the same actions in the ... setAppCacheMaxSize(5*1024*1024); See Question&Answers more detail:os...

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

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756 views

1 answer

android - Show entire bottom sheet with EditText above Keyboard

I'm implementing a UI where a bottom sheet will appear above the keyboard with an EditText for the user to ... Bottom Sheet is shown? 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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