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I've got several properties that should not be transferred to Firestore, such as metadata ('… Read more Firestore Exclude Data Serialization

I would like to make a tweet with Twitter4j in my Android app. Here is my code: //TWITTER SHARE. @… Read more Twitter4j Authentication Credentials Are Missing

I am using the AndroidPlot library and am trying to change the colour of the domain and range label… Read more Androidplot Change Color Of Domain And Range Labels

I'm a noob to android and i am having an issue calling a method from another class. The method… Read more How Do I Resolve Nullpointerexception When Calling Methods?

Can anyone teach me how to update my Firebase value when I click on my Android Studio App? There is… Read more Android Studio Value Increment In Firebase

I have a project which I try to open in Android Studio however when the project is imported I recei… Read more Syncfailed Error:cause: Org/jetbrains/plugins/gradle/tooling/modelbuilderservice

I have one image that is in all folder except drawable-ldpi folder. Then if i will run my project i… Read more What If Image Is Not Found In Drawable-ldpi?

I have created static library of one of my project say libABC.a. Now i want to use this static libr… Read more How To Include Static Library In Another Ndk Project?

I am trying to set the Performance Monitor User Mode Enable register on all cpus on a Nexus 4 runni… Read more How To Run Code On Every Cpu

I know there's a VMRuntime.getRuntime().setMinimumHeapSize in Android 2.1/2.2 for developer to … Read more Alternative Of Vmruntime.getruntime().setminimumheapsize In Gingerbread

My MainActivity class is big. Therefor, I want to seperate the inner class BroadcastListener into n… Read more Access Method And Varaible In Mainactivity From Extern Broadcastreceiver

I have the following XML: Solution 1: Assuming that you want to have access to them through Java c… Read more Change Items By Java Code

I had developed a bound service as a separate project & I am trying to access the service from … Read more Onserviceconnected Not Getting Called , Getting A Null Pointer Exception

I have a camera2 implementation. The current setup is, it uses a texture view surface to display th… Read more Android Camera2 Api. Setting Multiple Imagereader Surfaces Gives Blank Output

All my Unit Test started throwing this error: No such manifest file: build\intermediates\bundles\de… Read more Robolectric Unit Test Failing With Android Studio 2.3 Updates

I have implemented a simple Android Service that, by default, is deployed within the same process a… Read more Android Service: Should It Be Declared As A Process Or Not?

I've been doing some pretty complex things with the MediaPlayer. Unlike https://stackoverflow.c… Read more What Does The Mediaplayer Message "internal/external State Mismatch Corrected" Mean?

I created my own jar file using eclipse. Now i am trying to make an android JAR file and then will … Read more How To Use Your Own Created Jar File In Another Android Application

Converts bytearray data received through communication into String. If the byte array is long (ex 3… Read more Kotlin Converts Bytearray To String Data Crash

I am new in NDK and I am following this guide to build OpenSSL for Android, I am using Windows 7 an… Read more Android Ndk Openssl Error Cross-compiling

From Android Jellybeans, all sub-activities of Settings activity are having this back button at top… Read more Android: How To Disable Top Left Back Button From Subsettings

I'm having an issue attempting to create a widget / some sort of setup that allows a user to sw… Read more Tinder-style Swipe Functionality Using A Pageview Widget

I'm trying to update a text in a TextView inside the Adapter. The text visually not being displ… Read more Textview Inside The Adapter Not Update

I have tried this: final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); mainIntent.addCa… Read more How To Get The Installed Application Name In A List

During the run console, the image_picker_saver package is giving AndroidX incompability. the packag… Read more Androidx Incompatibility Error For Image_picker_saver Error

In res/values-v11/styles.xml, I can't use Theme.Holo.Light.NoActionBar because it was added in … Read more Android: Theme.holo.light.noactionbar Vs Theme.light.notitlebar

I'm trying to draw the contour of my drawable, I tried to use Blur, as in this page: How to mak… Read more Android Bitmap Contour

I keep getting a RuntimeException from Robolectric when it tries to invoke an onCreate for an activ… Read more Robolectric Issue With Progressbar

I have an example which I collect from Internet. public class MprojectActivity extends Activit… Read more Android Ontouch Example

I'm using Android P and compiling against AndroidX. Works great in debug/beta, but when I make … Read more Androidx Build Fails In Release Mode Regarding Appcomponentfactory

My app is running well on Lollipop devices but it keep crashing on prior to version Lollipop. I hav… Read more Android - App Crashes On Pre-lollipop Devices

I want to receive a jpeg image in android from a hardware via Bluetooth . I want to read the input… Read more Get Byte Array Of Image From Inputstream Of Bluetooth

i have an app that login to a webservice and also uploads file. I need to keep the session alive as… Read more Android - Httpclient As A Backgroundservice

I have an Android application with an ASP.NET backend. I have the registration_id for the phone as… Read more Android C2dm Getting (401) Unauthorized

When I'm loading a page using .loadData or .loadDataWithBaseURL, the system will load a page on… Read more Android V2.2-2.3.5: Webview : Loaddatawithbaseurl : Will Only Load Page Once

I am not sure what this error means. Error:Execution failed for task': eCampus : packageAllDef… Read more Java.util.zip.zipexception: Duplicate Entry Support V4 Printhelper$1.class

As mentioned in the title, the Ios version of this app works fine on a physical device. However, w… Read more Ios Version Of App Works, But Android Fails Due To No Suitable Constructor Found For Accesstoken For React Native App

Difficult to try and phrase this question, but I will try my best. Basically, I have an application… Read more Android Inflating Views

Hi I want to add a icon with title to my actionbar, but only the icon is shown. I created this item… Read more Title For Icon In Actionbar Is Not Shown

I am using a picker on my application of type time picker. The picker works fine on iOS devices, ho… Read more Changing Android Picker Font Color On Titanium Appcelerator

We are trying to distribute our Android App outside of Google Play. Is there any way to do this wit… Read more Android Apk Distribution Without "unknown Sources" Checkbox?