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I'm trying to play some sound on Android using OpenAL and C/C++. I'm using SDL framework. I… Read more Openal Application Crashes/hangs When I Pass Non-nullptr To `albufferdata()` From Native Code

I cloned an android project from google code using Mercurial but there was no .classpath or .projec… Read more How Do You Import An Android Project With No .classpath Or .project Files Into Eclipse?

In spinner xml, I'm using: android:entries='@array/cars' where cars is list of numeri… Read more Align Spinner Values To Right Instead Of Left

I am new in android development. I want to set margin & padding in Xml,not in dp or px but in p… Read more Margin/padding In Percentage In Xml

This is my database table: I am saving some user information in Firebase through POJO class during… Read more I Cannot Retrieve Nested Child From Firebase Through Pojo Class Object

Anyone know how to fix this NullPointerException on the start of setup of the IabHelper? java.la… Read more Java.lang.nullpointerexception At Iabhelper.startsetup(iabhelper.java:266)

I'm working with some students at my university developing a simple Bluetooth Android applicati… Read more How Can I Properly Connect An Android Application To An Rfcomm Socket On A Bluetooth Enabled Arduino Microcontroller?

When you have a (mobile) site, and corresponding mobile apps for your site, there are meta-tags for… Read more Does 'meta Name="google-play-app"' Work?

All the code was working perfectly and nothing was wrong. Suddenly when i want to run the app it gi… Read more How Can I Fix This Error In Android Studio: "cause: Invalid Type Code: 00"?

I need to download all types of file (binary, image, text, etc) using Retrofit library in my app. A… Read more How To Download File In Android Using Retrofit Library?

I came across this no source attachment problem when I was debugging the project, but when I run th… Read more The Jar File ../android-8/android.jar Has No Source Attachment

I'm trying to make an Android app which contacts a webserver every 15 minutes to retrieve som k… Read more Service, Handler, Timer, Runnable - Which To Use And How?

I understand that to access SIM/eSE from an Android app we need to install Open Mobile API addon on… Read more Phones That Can Support Open Mobile Api

When we drag a ListView to the end or to the top, we can always drag it a little further and it wil… Read more Is There A Way To Disable Android Listview Animation?

I want to clear the text from an EditText. I tried: editText.setText('') editText.text.cle… Read more Edittext Crashing On Clearing Text

I'm trying to build tutorial-2-mixedprocess application (in android-studio) that came with the … Read more Unable To Find Mixed_sample.so

I have been trying to follow the documentation available here: http://developer.android.com/google… Read more Not_licensed Cannot Be Resolved Or Is Not A Field

I am updating an old Android project, and now I am getting this log statement from RecyclerView rep… Read more Recyclerview Log Statement: W/recyclerview: Recyclerview Does Not Support Scrolling To An Absolute Position. Use Scrolltoposition Instead

I need to check if my application is running in background or foreground and then perform some oper… Read more How To Know If My Application Is In Foreground Or Background, Android?

I was trying to create a button similar in look to the round buttons over here - http://livetools.u… Read more Create A 3d Shaped Button In Android

I want to have a View pop in at the bottom of the page exactly like the software keyboard view does… Read more Android: Have An Arbitrary View Slide Under Another View Like The Software Keyboard Does

I'm developing an Android 2.2 application. I have an event listener on an activity, and I want … Read more Setting Textview Visible From Another Thread Or Begininvoke In Android

Im usign the following code to change the icon of selected tab. Im using view pager with FragmentSt… Read more Unable To Change The Tab Icons While Using Fragmentstatepageradapter

I want to install phonegap in my Mac, I've already installed and 'platform add ios' suc… Read more Phonegap Android Mac - Ant Issue

I need to get parameters from DialogFlow to my Android app. I tried using getQueryResult().getParam… Read more How To Get Parameters From Dialogflow In Java (android Studio)

#include #include #include using namespace cv; #include extern 'C' JNIEXPORT jstring… Read more Imread Works In A Normal C++ Program, But Not In Android With Ndk Native

Hi there, @Override protected Dialog onCreateDialog(int id) { AlertDialog.Builder … Read more How To Dismis Custom Dialog From A Custom Button In Dialog?

I am trying to access a locally hosted website and get its HTML source to parse. I have few questio… Read more Android: Unable To Access A Local Website Over Https

Running the code below I get 'error' : 'unauthorized_client'. Need help pinpoint w… Read more Right Credentials In Requestbody For Android Google Play Oauth2 Gtalk Authtoken

There are two situations I load images, first, just directly from the internet, and second, load im… Read more Android Picasso Image Does Not Load

if i start an emulator using the android SDK r12 it does not show up in the adb devices list win7 6… Read more Emulator Not Showing In Adb Devices

I'm trying to do a button with the sides rounded, but when I change the size of screen the butt… Read more How I Can Do A Button With Left/right Side As Rounded As Circle

I'm trying to build an app with four different activities. On my start page, there are 4 butto… Read more App Crashes When Button Is Hit Although No Errors Shown

I have the design like this: ----------------------------------- | search input | spinner … Read more How To Update Data Inside Fragment From Parent Acitivity

You can add the app:layout_behavior='@string/appbar_scrolling_view_behavior' behavior to a … Read more How To Add And Remove Layout Behavior Programmatically To Linearlayout

How to save Object while orientation change, since onRetainNonConfigurationInstance and getLastNonC… Read more Save Object While Orientation Change

In my android application, I am using a custom dialog. When I try to show the dialog, it causes an… Read more Android-show Custom Dialog

I have this custom spinner(which has an icon and a number) and I am trying to get the value of the … Read more Nullpointerexception Raised When Calling Adapterview On Itemselectedlistener For A Custom Spinner

I am having trouble in finding a solution to my problem. I am trying to add multiple events into my… Read more Insert Multiple Events In Android Calendar

I am trying to create a React Native app on Android emulator. However, I keep getting the error mes… Read more Android Studio Emulator: Process Finished With Exit Code -1073740791 (0xc0000409)

I have been trying to upload a file to a Tomcat server through a servlet, but without success. I am… Read more Not Able To Upload File On Tomcat Server Through Servlet Code

I am working with the Android SDK's android.bluetooth and android.bluetooth.le APIs. I want to … Read more Android Ble - How Is Large Characteristic Value Read In Chunks (using An Offset)?

I am able to accomplish pulling a random row of different column indexes and populate a ListView in… Read more Android: Display Multiple Pieces Of Cursor Data Together In Textviews Instead Of A Listview

I am trying to apply widow width and level filter to JPEG Image which I extracted from DICOM file. … Read more Correct Pixel Processing Logic For Dicom Jpeg(rgb) For Applying Window Width And Level Filter

I am not sure if this question has been answered or not(I tried looking but couldn't find anyth… Read more Why Does Text View Not Take Up The Whole Table Row's Width?

So I don't know why this code is not working. I wanted to make an 'alarm' notification … Read more Alarm With Notification, Notification Wont Pop Up

I am trying to find a way to customize the android menu in system level.I want to remove the existi… Read more Implementing Custom Menu In Android System

Develop web app from Android using Worklight 6.2 (Cordova 3.4) I am not able to load image using Co… Read more Not Able To Load Image From Android Internal Memory Using Cordova File System Api

I have the following structure within my firebase realtime database: artists ArtistID name listO… Read more Firebase Realtime Database: How To Listen To A Specific Subset Of Items Of A Node?

After restarting my System i am not able to view the Project Structure of any of the project in And… Read more Project View Is Not Showing After Restarting The System In Android Studio

This is probably a noob question, but how do I make my response throw an exception if the user does… Read more How Do I Check Internet Connectivity Using Http Requests(flutter/dart)?

I'm trying to convert a String to a ByteArray, and convert the ByteArray to a String in Kotlin.… Read more How Can I Convert A Bytearray Into An String And Reverse In Kotlin?

final ViewGroup layout6 = (ViewGroup) LayoutInflater.from( Menus.this).i… Read more How To Print The Data Which Is Coming From The Edittext?

I tried this: Query firebaseSearchQuery = myRef.orderByChild('from').startAt(searchText).e… Read more It Is Possible To Have A Contains Search Query In Firebase?

I tried out the sample code from the API and it didn't really work so I implemented my own: Fra… Read more Saving Fragment State In Viewpager

I had a RecyclerView in ScrollView like this: Solution 1: I found the solution myself: replace Scr… Read more Recyclerview Inside Scrollview, Some Items Are Not Shown

I'm trying to write a file with utf-8 encoding. This file I would like to see on PC in Excel I&… Read more Write File With Utf-8

I have a multiple activity app - MainActivity, CpuActivity, etc. My CpuActivity has fragments that … Read more Android Keep Activity In Background

I'm coding a Soundboard and I got a problem when you have clicked 20+ times on the sounds. Firs… Read more Mediaplayer Error (-19 0) Doesn't Work With Release()

Nougat changed the way it handles CONNECTIVITY_CHANGED intents (basically ignoring it, forcing devs… Read more Detect Connectivity Changes On Android 7.0 Nougat When App Is In Foreground

I have a class that extends BaseAdaptor and overrides the getItemViewType(int position) function. W… Read more Getitemviewtype Position Always 0

Hi I am very new for android and in my app I have Validations for Change password page. That means … Read more How To Validate Password Field In Android?

Aim Group Chats has already been created. I would like to prompt out the name of the Group Chats on… Read more Android - Firebase - Prompting Group Chat Names

I am attempting to set up my PC to use the Android NDK for my projects. I have Cygwin installed. An… Read more Configuring Cygwin Path Variable To Find Android Ndk

I have a code, which makes a call to the web service provided by www,tempuri.org. While I am tryin… Read more A Sample Application On Calling The Webservices From Android, Which Is Returning The Error, "unfortunately,mytest Has Stopped"

// http client DefaultHttpClient httpClient = new DefaultHttpClient(); HttpEntity httpEntity = null… Read more Android Avoid Caching

main xml containing horizontallistview activity_main.xml … Read more How To Fetch Datas Using Json From Database And Populate It In Horizontal Listview In Android

Experts, I would like to get the value from column MyColumn, where column Judge is true, and column… Read more How To Get The Row# Nearest To Current Time In Sqlite For Android Rawquery

I am building an android application that references an external library. The problem is that libra… Read more How To Use Classes From Rt.jar In An Android Application?

I notice a strange behavior when trying to prematurely cancel from a Flow. Take a look at the follo… Read more How To Cancel/unsubscribe From Coroutines Flow

According to Android Reference Document of Bitmap.recycle(): Free the native object associated wit… Read more Is It Needed To Call Bitmap.recycle() After Used (in Android)?

For some Android XML attributes, you don't conclude the opening tag with a '>' until… Read more When Are Closing Tags Required With Android View Markup?

Okay the problem is that I am selecting multiple images and have to display all the selected images… Read more Set An Imageview In A Viewholder Getting Uri List From Another Activity

I've problem similar to the one here: Android ListView doesn't expand the whole screen? The… Read more Android Listview Doesn't Expand The Whole Screen

I have followed the tutorial found here, and I am getting a NullPointerException. I've searche… Read more Nullpointerexception While Parsing Xml

I am trying to create a new Activity, but the following error comes up (bottom of image) InvalidR… Read more Error While Creating New Activity

EDIT Sorry about all the pictures. I tried to give you the best idea of where I am at. I am trying … Read more Want To Use Viewpager, Cannot Get Android.support.* To Be Recognized?

I have an Android game created with help of libGDX. I want to disable the ability to take screensho… Read more Flag_secure Not Working On Libgdx's Androidapplication