Android Tech Blog

I want to use vi when running adb shell. Starting 'vi' is easy. However, I found that the E… Read more Adb Shell: Can't Use The ESCAPE Key

I am using https://github.com/amalChandran/trail-android this library in my android project. The an… Read more R8 And Proguard Rules

When trying to use lambda expressions, I got some Gradle build errors: Error:(41, 100) error: lamb… Read more Android Studio: Lambda Does Not Work

How i can parse 2 json Array in Android? Plz see the following code; { 'detail': [ … Read more Android: Parse 2 JsonArray

I inserted these line in AndroidManifest.xml for google map Solution 1: Basically this means … Read more How To Fix"No Resource Found That Matches The Given Name (at 'value' With Value '@integer/google_play_services_version)" In Xamarin Android C#

I am trying to test subscriptions in android app. I use dungeons example. I uploaded apk which is n… Read more The Item You Have Requested Is Not Available For Purchase

I have used CoordinatorLayout in my xml file along with collapsing toolbar layout and nested scroll… Read more Coordinate Layout Leaves Empty Space At The Bottom

I want to clear data through coding for my application. Right now I am Clearing Data from Settings-… Read more Clear Data In Android Using Coding

When using LibGDX's AssetsManager, I've implement an AssetsManager for managing Sounds, and… Read more Libgdx AssetsManager - Sounds Loaded But "Not Loaded Error"?

I am formating numbers in locale US. The problem i am facing is that it's not displaying the ex… Read more Not Getting The Proper Output In Number Format

I have trying to update views of fragment from activity.And i am getting nullpointerException. publ… Read more Unable To Access View Outside OnCreateView()

I'm trying to find out why the Google Play Services is crashing with a nullpointerexception aft… Read more GoogleApiClient Must Not Be Null [Awareness API]

In a Fragment I have a list of items construct with RecyclerView (adapter and viewholder). Each ite… Read more Change The Alpha Of Recyclerview Item With Beacon Detection

So this is my second question today, I might be pushing my luck In short making a 3D first Person, … Read more Android : OpenGL 2.0 Rotation/moving The Camera Using Matrix.setLookAtM

I got an AnimationDrawable like so: AnimationDrawable ani = new AnimationDrawable(); … Read more Start AnimationDrawable At Specific Frame?

I have a TabLayout with fragments, and one fragment contains a MapView, but every time the fragment… Read more MapView Inside Fragment

I have a logging class for writing into a file in the app's internal storage space. Whenever th… Read more Clearing File Content In Internal Storage On Android

I have a listview that is sourced by an sqlite db. I call fillData() at several different points to… Read more Close Was Never Explicitly Called On Database

I have an array of files contained in the sdcard: i would like to show an item in a ImageSwitcher b… Read more Android: How To Show Images In ImageSwitcher

I want remove underline. This is my code: Copy or android:background= "@null" Copy y… Read more How Can Remove Underline From TextInputLayout Or TextInputEditText

I am using androidviewclient from dtmilano and it works great. I need to know how do I wait for a … Read more Waiting For A Specific View On Androidviewclient

I have an android application which contains a service. Now I want to access that service in anothe… Read more Using Application Service In Another Application

I have called webservice from android and got a response as below..... Result from WebService = 11… Read more How To Parse Data From Json In Android?

With a mouse click, you implement two things: Sound is playing The GIF image is showing I'm… Read more I Want To Show Gif Image Show On Screen Even When App Is Closed

Working in an android app,Here I have a TimePicker with spinner mode and my layout background color… Read more How To Change The TimePicker Font Color

I have a situation where we have an Android app using a webview. When the user navigates to a YouTu… Read more Stop Android App Audio Playing When Device Locked

I found an excellent JSON parser online, and I want to use it in my project. There will be lots of … Read more JSON And Network Operation From An Asynctask?

I am trying to get the data from service using BroadcastReceiver and i am able to display that data… Read more Passing Data From Service To Fragment Giving Null Point

I'm using image picker to select a image and then uploading this image to the server . My code… Read more ACTION_PICK Image Picker Returns Diffrent Uri Formats

Work in AndroidStudio. Want make mock of final class for AndroidInstrumentalTest with PowerMock. Ad… Read more How Make Mock Of Final Class?

I'm trying to fill a round circle (transparent other than the outline of the circle) in an Imag… Read more Android - Trying To Gradually Fill A Circle Bottom To Top

I have 3 activities. start / game / finish, I want to go start to game, game to finish, finish to s… Read more Android How To Switch Between Intents

I have a checkbox, that when checked, turns an icon into a bitmapdrawable. I then want that bitmap … Read more Need Help Getting Drawable From One Class Into GridView

I have a small problem here. In my application I let the user select a picture from the gallery. I … Read more Deleted Picture Still Visible In Gallery

Hear is my project In my project I am showing my current location,showing the current lat-long.But … Read more Can't Mark While Showing The Current Location In 'mapview'