Recent questions tagged android

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android - NullPointerException: lock == null

I'm facing a problem in an activity: I want to read all the files from Ordinazioni.txt correctly written in the ... What am I am doing 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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android - HAXM error but vt-x is enabled

When I am installing Intel HAXM I have the following error: This computer meets the requirements for HAXM, but Intel ... . Someone has an idea? 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 animate the progress notification icon

I am building the notification progress bar in Service in such a way that is given below : private ... but they are deprecated. 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 - ADB Command to set volume?

Is there any Adb command to set the volume to a particular value? I know that we can do adb shell input ... dependent on Volume up and Down? 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 write entire Logcat in to sdcard?

I need to write entire Logcat in to sdcard not the filtered Logcat. So I tried doing this way String[] cmd ={ ... to write logcat in to sdcard. See Question&Answers more detail:os...

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

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625 views

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android - Mediarecorder start failed -19

I am getting this error when running start() for mediarecorder. 06-28 18:46:22.570: E/MediaRecorder(9540): start ... .2 Any one got 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 - App's path for external storage in native code

I am trying to write a native library for my application so that i can do all file operation in the native code. I ... () of java in C++ code? 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 - ListView Multiselection

I tried to implement the multiselection on Android ListView. I want to select/deselect more than one item and these ... to improve 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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android - Drawing scaled bitmaps on a SurfaceView -- no antialiasing

I'm sorry if this topic has been brought before, but all my searches on the web and google groups did not ... miss ? Thanks a lot 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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android - Change text color of search hint in actionbar using support library

I want to change the text color of search view hint, but I tried in many ways with no success. Like in this ... ().getColor(R.color.white)); See Question&Answers more detail:os...

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

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328 views

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android - Execution failed for task 'app:prepareDebugAndroidTestDependencies'

I'm trying to build UI tests for my Android application in Android Studio. The problem is that I can't run ... figure out where the problem is? 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 - Google Volley ignores POST-Parameter

I'm currently trying to send a simple POST-request via Google Volley to my server. Therefore I've written ... is Volley ignoring my parameters? See Question&Answers more detail:os...

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

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286 views

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android - Google map not show any thing in map

i am showing a map in activity ... but when i run app on device it does not show any thing , it show ... activity_main, menu); return true; } } 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 - Notification Listener Service does not work after app is crashed

I have a problem on my app and I want to report this bug. I develope the app which can crawls notifications using ... to find the solution .... See Question&Answers more detail:os...

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

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413 views

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android - How to update an Spinner dynamically correctly?

I have a spinner with a custom adapter displaying objects from a database. When the object list changed I ... any information on this behavior. See Question&Answers more detail:os...

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

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478 views

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android - Admob ads appear only after first refresh

i added banner ads from admob to my game and the banner add appears only after the first refresh (30 seconds) ... Zaidimas(opener), config); } See Question&Answers more detail:os...

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

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798 views

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android - java.lang.ClassCastException: org.json.simple.JSONArray cannot be cast to org.json.JSONArray

I need to read a JsonArray data from a file (on an SD card) and store it into a SQLite database. but I am ... obj; // Exception. Please help.. See Question&Answers more detail:os...

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

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856 views

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android - Disable ViewPager scrolling animation

From the code here, I have a ViewPager that sets an adapter. Is there any way to disable the ... ; mViewPager.setAdapter(mSectionsPagerAdapter); 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

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android - IntentNotFoundException for TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA

I am trying to implement text to speech by following this article on the Android Developers Blog. It suggests the ... it seems to work now. See Question&Answers more detail:os...

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

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546 views

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android - How to crop the image using four (x,y) coordinates

In my application ,I am going to crop the image using four (x,y) coordinates and also I need to ... accomplish this technique in my project. See Question&Answers more detail:os...

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

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488 views

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android - Error: Program type already present: com.google.common.annotations.Beta

Since my android studio updated a couple of days ago, I have been struggling to get my application running again ... be appreciated, 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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322 views

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android - Error while uploading symbols to Firebase Crashlytics

I set up a firebase project with crashalytics and I can see Java and NDK crashes on ... at org.gradle.launcher.exec.InProcessBuildActionExecuter$1.transform(InProcessBuildActionEx...

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

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466 views

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android - Gridview with layout (imageview + imagebutton) for every value

Is it possible to make a gridview that has instead of a grid of pictures, a grid of pictures with a small imagebutton below every one of them? See Question&Answers more detail:os...

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

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621 views

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android - Floating Action Button with square shape

When I set a color to my fab, it looks like so: My layout xml: <RelativeLayout xmlns:android="http://schemas. ... </item> </ripple> </item> See Question&Answers more detail:os...

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

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490 views

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android - how to take screenshot programmatically and save it on gallery?

i would to know what is the code to take a screenshot of the current screen (after a press of a button) ... in the default gallery. 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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482 views

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android - Java.util.zip.ZipException: duplicate entry: com/google/common/base/FinalizableReference.class

Why am getting this error it will not occurred when I sync the Gradle but when I'm running the project I ... help would be appriciated 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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410 views

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android - onItemClick gives index/ position of item on visible page ... not actual index of the item in list ..issue on enabling setTextFilterEnabled

I am creating a list .. the elements of the list are drawn from sqlite database .. I populate the list ... filtered text ...when filtered. See Question&Answers more detail:os...

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

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371 views

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android - Default notification background color

I have a custom notification that uses a LinearLayout that contains an ImageView and a TextView. Before Android 4. ... that gives me that color. See Question&Answers more detail:os...

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

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