Android Devweb

how would you create an activity that only runs when the application is started for the first time … Read more Log In Screen On First Start

I want to write an application which roots the device on which it is installed, I mean by installi… Read more How To Run Root Commands From Android Application?

I want to build a simple book app for android that contains 100 pages of text-only content using an… Read more How To Create Book App For Android?

I'm working on android project and I want to set some variable on running time, how to do it ? … Read more Android: Release And Testing Mode?

It looks to be a simple problem but I am struggling since 2 days. I want to create a textView dynam… Read more Android: How To Create Dynamic View Elements On Button Click

I need a way to uniquely identify android and iOS device even after my application is uninstalled a… Read more Device Fingerprinting (Android And IOS)

I am developing an Android application that communicates with a rails server. I don't want to i… Read more Authenticity_token In Rails + Android

i have a question. i did all things for design and coding a widget before. now i have a button and … Read more How Can Get Text Of Textview That Placed On A Widget In Android Programming

I have a question about the android NFC. I have already done the function about read and write, but… Read more Android NFC Sensing And Read Tag Data At The Same Time

I came across ServiceWorkerController while looking through the Android WebView documentation and d… Read more How To Use ServiceWorkerController On Android

With a blank new project, I get this: Gradle 'HelloWorld' project refresh failed Error:… Read more Gradle Project Refresh Failed (AS 0.8.2, Mac)

I need to show an Infowindow of a Google map marker without the small triangle at the bottom. Pleas… Read more Map Marker Info Window Without Small Triangle At Bottom

I'm trying to push a 3GP file to the Eclipse emulator. I open the emulator and in Eclipse go t… Read more Can't Push File To SD Card Using Eclipse Emulator

I used to handle exception errors with this class and pass error as String to another activity for … Read more Start Activity In Custom UncaughtExceptionHandler Class Not Working Any More

The Eclipse and Android Tools plugin combination always fails to build whenever there's a deskt… Read more How Config Eclipse/Android Plugin To Ignore Desktop.ini Files?

Are there some useful tools to detect memory leaks in Android Java applications? Something similar … Read more Android: Tools To Find Memory Leaks?

I'm hoping someone can find this problem. I had an app that was fully working in server commun… Read more Android HTTP Client Problems

I'm having a problem with Arcgis SDK for Android which I've never had before. It seems an i… Read more UnsatisfiedLinkError Arcgis 10.2.3 Android ArcGISRuntime.setClientId

I want to use One to One relationship in room that available from version 2.2.0-alpha1. My current … Read more Android Room Error: Fields Annotated With @Relation Must Be A List Or Set

Getting an error always while running code for Appium server which is running on my machine. Could … Read more Exception In Thread "main" Org.openqa.selenium.remote.UnreachableBrowserException: Could Not Start A New Session, When Using Appium

I need to convert a color integer value back to text? For example, look at this imaginative code in… Read more Convert Color Integer To Text?

So I have this layout with some ChipsInput inside a scrollview and I simply want these to go to the… Read more How To Scroll An EditText To The Very Top Of The Layout?

I'm using the code below to get some local video URL from an API. public void getVideoAds(Strin… Read more Android Volley StringRequest Not Working Sometimes

When I connect bluetooth handsfree to Android phone device, is it possible to use phone microphone … Read more Android Audio Recording Using Phone Microphone When Handsfree Is Attached

Is there a way to make an android button’s background translucent within xml code, So the button ha… Read more Making A Android Button’s Background Translucent,

Declaring private List messages = new ArrayList (); privare MessagesAdapter mAdapter; private Recy… Read more NotifyDataSetChanged Not Working While Retrieving SQLite Data

Firstly, I have a React Native app built using Expo and utilising React Navigation for routing. I&#… Read more Android OS Back Button Takes Me Back To Expo Projects Screen

I am working with ConstraintLayout and I want to set a percentage margin top to the Textview Sample… Read more ConstraintLayout Relative Distance In Percentage %

I use a material icon (ic_play_arrow_black_24dp), imported it with the vector studio. Now I want t… Read more Android Mirror Vector Drawable

I am trying to add libraries to my project and for some reason I am seeing a gradle folder with gra… Read more Purpose Of Gradle Wrapper.jar In My Libraries

My app database has four tables for uploading records to the server. I want to delete those records… Read more Delete Records From SQLite In Android

I have BroadcastReceiver which listens for ACTION_SHUTDOWN and some other actions. My problem is,… Read more BroadcastReceiver's Behaviour For ACTION_SHUTDOWN

I had to port my game from Cocos2dX to Unity for various reasons. I have now ported the project suc… Read more Getting Shared Preferences While Migrating Project From Cocos2dX To Unity Android

I'm having a hard time searching for the documentation of the Gradle Experimental plugin, that … Read more Version Of Gradle To Use With Gradle Experimental Plugin

so im using provider and change notifier, the problem is when i change the state and notifiy listen… Read more Provider Not Displaying Updated State In Another Screen But Only The First Where The Modal Class And Change Notifier Is