Android Tech Blog

Hi I have a JSON like: { 'name' : 'avg', 'code' : {'value':' im… Read more Json: Concatenate 2 String Values In Value

This is code MainActivity java and main.xml Solution 1: You need to add android:windowSoftInputMod… Read more How To Prevent Lifting Listview When Keyboard Goes Up

Possible Duplicate: Android: How to kill an application with all it's activities? I tried wit… Read more How To Close Whole Application In Android

Please help. I can restart the AsyncTask. App crashes every time, when second call to updatePoi(). … Read more Can't Stop/restart Asynctask

Getting error: Program type already present: Android.arch.lifecycle.LiveData$1 first, it was showi… Read more Program Type Already Present: Android.arch.lifecycle.livedata$1

What's Happening I am writing a PopupWindow containing two TextViews, where the second TextView… Read more Vertically Centering Two Textviews In A Relativelayout

I have the following code in my main Activity: protected void onCreate(Bundle savedInstanceState) {… Read more Static Initializer Not Called On Activity Creation

I am trying to get the tilt angel from Android orientation. The values which i am getting from Sen… Read more Not Able To Fetch Correct Degree From Getorientation Method

We've bought some custom android tablets, that we're going to use as kiosk tablets. For our… Read more How To Check If Custom Android Is Rooted?

I am looking for an answer to the last questions in the quote This is in response to this thread: … Read more How To Get Android Tcp Trace

I have question about react-native-navigation , when i am trying to start my app with command npm r… Read more React-native And React-native-navigation Error

Possible Duplicate: Android and XMPP: Currently available solutions I've started prototyping … Read more Xmpp With Android

How can I retrieve the positions of the selected item in a multichoice listView? The getSelectedIte… Read more Android - Selected Item Position In A Listview

Our app generates a number of scenes using GLES 2. Making a picker (scrolling list of images) to se… Read more How Compose Multiple Thumbnails Of Gles Scenes Into A Scrolling List On Android?

I have an app that I've been repeatedly playing with in android, it uses opengl-es. Currently I… Read more Android Opengl-es Loading A Non-power Of 2 Texture

Edited: In my application, I am loading more than 300 images in home page. I used glide to load im… Read more Out Of Memory Error When Loading More Images In Glide

My aim is to clear the RAM..For tat my idea is to reboot the phone..I got this code to do tat.. pu… Read more Reboot Android Phone Through Code

I am attempting to build a RecyclerView list, with an alphabetical indexer down the right hand side… Read more Recyclerview With Alphabet Index

I wanted to make a video presentation of my android application. i know i can make the presentation… Read more Android App Presentation

I have several ListViews in a LinearLayout. It's listing things by day, so I have a TextView c… Read more Android Scrollview Layout Problem

This is what my logcat shows as a response { Response: responseCode: 403, graphObject: null, … Read more Facebook Login By Sdk But Post Issue

I am new to android development and I've been creating an application containing two tabs . in … Read more Tab Application Crash During Runtime

When I click on a InputText, the first letter of the keyboard begins on uppercase. As I am entering… Read more Initial Keyboard On Lowercase

Well as WorkManager is newly introduce in Google I/O, I'm trying to use workmanager to perform … Read more Periodicworkrequest With Workmanager

I need to connect three points by a smooth curve. I've looked at the same questions already ans… Read more How Do I Draw A Curve Through Tree Points In Android?

Tried all forums, but still can't make it work. Heads up notification is not working. Tried max… Read more Fcm Heads Up Notification

first time poster here. I usually like to find the answer myself (be it through research or trial-a… Read more Android Audio - Streaming Sine-tone Generator Odd Behaviour

So I've been able to implement the built in NavigationDrawer in my Android app without any issu… Read more Drill Down Navigation With Fragments From Navigationdrawer

For storing the serilaizable java object i m using below code if(sharedpreferences.getString(Comp… Read more How To Refresh/update Serialize Java Object In Sharedpreferences

I am creating a WebView with code rather than loading via an XML layout. The webview appears to be… Read more Webview: Uncaught Referenceerror: Android Is Not Defined

The problem I would like to be able to override my apps resources such as R.colour.brand_colour or … Read more Overriding Resources At Runtime

So I'm using Download Manager to download multiple files in my app. I need these files to finis… Read more Check If Downloads Are Active

I develop an app that intent to Camera application to take picture and save it. but my problem is :… Read more Failed To Create Oat File

I want to create a folder on click of photo's layout. And on click of layout new folder create… Read more How To Create Folder In External Storage And Check For Permission?

Facing problem in sending a Mutipart or JSON data through retrofit lib Retrofit Interface @Multipa… Read more Retrofit Sockettimeoutexception In Sending Multiparty Or Json Data In Android

Possible Duplicate: getActionBar returns null Complete Android noob. I am trying to run the Bluet… Read more Bluetoothchat Example: Nullpointerexception

I was writing some code and was going to throw a RuntimeException as a default for something, when … Read more Use Case For Runtimeexception From Package Kotlin

I have a custom control extending SeekBar, in which I have overridden onInitializeAccessibilityNode… Read more How To Prevent Android Talkback To Speak Seekbar Progress

I am using the new BiometricPrompt API in Android P (API 28) in my application. (I am actually usin… Read more Biometricprompt Crashes On Samsung S9 With Face Unlock

I have a singleInstance Activity and a Fragment which I instantiate in the onCreate() method and ad… Read more Android Fragment Lifecycle Of Single Instance Activity

I am trying to extract some information from Android (e.g. LAST_CALL_FAIL_CAUSE). Some of the infor… Read more Scanning Radio Syslogs In Android

I am using using following code to download the file form receptive source private InputStream do… Read more I Want In Download Xml File For Parsing?

I'm trying to scale the images showed in the textview but i just can't. I'm using this … Read more Scale Images Inside Textview Using Imagegetter

In my Android app I'm using httpcore and httpmime libraries. My build.gradle files dependancy s… Read more Adding Httpcore And Httpmime Libraries To Android Project Gives An Error In Running The App

I am trying to change launcher icon for the application I am developing but the icon remains same (… Read more Cannot Change Launcher Icon Android

So I'm a bit of a novice and I wish to list all the files and folders in Google Drive. I had do… Read more Google Drive Api For Android - Only Drive.scope_file Access, Need Read Only

I am installing my ADT bundle for Android and it keeps giving me this error that says, could not fi… Read more My Adt Bundle Says "could Not Find Sdk Folder"

I am trying to use android:background='?android:attr/selectableItemBackground' to get my … Read more Using A Custom Color For Button Background While Using Selectableitembackground Attribute

I am developing a firewall application in android where I need to identify apps based on uid. I ha… Read more How To Get Uid From Packet - Android

In my app, I am trying to set up preferences that allows you to change the background image of a la… Read more Android Preferences Error

String temp_address='nothing'; try { String selectQuery = 'SELECT lastc… Read more Select Query In Sqlite Android

Please suggest an efficient way to select a region by color in a bitmap. Then replace this selected… Read more How Do I Select A Region By Color In A Bitmap?

I have a problem with GCM. I created a server side notification pusher (in PHP), that send to spec… Read more Gcm Launch Background/closed App When Get Notification (android)

I want to implement a dialer-feature in my app. Actually, it's done, but it works the way I don… Read more How To Make A Call With Qt Directly From The Application?

Retrieving data from the server may take some seconds. Is there any way to retrieve cached data in … Read more Cloud Firestore: Retrieving Cached Data Via Direct Get?

Is it possible to share file created at google drive with specific google users using android drive… Read more Google Drive Android Api Sharing Issue

I want to get the event of New install or App open/re-open events in my Android App whenever user c… Read more Firebase Dynamic Link New Install Events

I am currently using this code to store images (it might be wrong). The path is this: public stati… Read more Cannot Find Image Stored

Observe the image below. This is displayed in place of the ListView data before I set the ListAdapt… Read more How Can I Bring Back The Load Indicator In The (sherlock) Listview When Refreshing?

I have an imageview in my app and I am loading in an image that is the same size as the imageview I… Read more Android Imageview Blurry?

I am trying to build an Android app that records PCM audio and exports it as a wav file. It worked … Read more Converting 16bitpcm To .wav, After Switching Endianness, The .wav File Plays Backwards

I have a MainActivity with an options menu with a 'settings' item. When I start the Setting… Read more Onactivityresult Isn't Called For Startactivityforresult

I was following a tutorial to integrate SoundPool into my app, and this is the code which was given… Read more Waiting For Soundpool To Load Before Moving On With Application

I have 5 tabs in all. This is how I am adding them : for (int i = 0; i < tabs.length; i++) { … Read more Actionbar Tabs Set Dynamic Width According To Screen Width

System: ubuntu 18.04 environment：VirtualBox The first time I compiled the AOSP source code on Ubunt… Read more Rebuild Android Code With Error “ssl Error When Connecting To The Jack Server. Try 'jack-diagnose”

I have a color into the follow format 0xAABBCC as String. I need to convert it into Color, but seem… Read more Convert Hex Color String To Color?

In my android app I have a facebook login which gives me an access token and profile ID, however I … Read more Authentication In Rest Node Js Server, Using An Android Client With Facebook Login

On Android 4 the html select elements open a panel with a 'Done' button. User can pick one … Read more Android 4, How To Close Select Panel On Change Event

I've two android applications on same LAN provided by WIFI : App (A) that open a listening soc… Read more How To Implement An Http Server On Android

I tried to follow the instructions from https://github.com/wonday/react-native-pdf and cloned the r… Read more Static Pdf In React Native Using React-native-pdf

friends, I'm starting to develop in AppLaud applications with PhoneGap + jQuery Mobile. Applaud… Read more Applaud + Jquery Mobile 1.3.1 + Jquery 1.10.1 + Phonegap 1.9.0 (why Not Work?)

I have to modify the image of a SKAnnotation. Annotation builder code: private SKAnnotation getAnno… Read more How To Modify A Skobbler Annotation Without Re Adding It

by an high-performance point of view, calling an outer class static method is slower than calling a… Read more Android Java Performance: Invoking Static Method From Self Class Or Outer Class

I'm surprise to see statistics in Google Analytics page for one of the Android app and noticed … Read more How To Stop Google Analytics Bots, Referral Spams In Os Versions, Top Device Models Entry For Android

I am using a c native function to change the integer fields of a java class. Basically i want to se… Read more How To Use The Jni To Change The Fields Of A Java Class

Recyclerview is not showing on screen just show white background. Is it there any mistake? Please t… Read more Recyclerview Not Showing Kotlin

My xml file: M Solution 1: The Surface can be destroyed. That's why you need to add to the a… Read more The Surface Has Been Released When I Try To Setdisplay To Mediaplayer

I am trying to remove default selected account from gmail api when logout from app in android. this… Read more How To Forcefully Remove Google Default Selected Account In Gmail Api?

New to Android Studio + Gradle. I'm trying to run my app from the command line using: gradlew i… Read more Android - Execution Failed For Task ':app:compiledebugjavawithjavac'

I'm probably being incredibly stupid here but I'm having trouble doing some basicaly Mat mu… Read more Basic Matrix Multiplication In Opencv For Android

I have multiple ImageViews on my screen. Whenever the user moves his finger over one or multiple of… Read more Same Touch Listener Is Called Multiple Times

I use next code to share some text using available clients: Intent share = new Intent(Intent.AC… Read more How To Prevent Activity From Destroying In Android App?

I am a newbie... I have two checkboxes for example checkbox1 and checkbox2. I want checkbox2 to be … Read more I Need To Uncheck A Checkbox When A Particular Checkbox Is Checked

i want to simulate touch event . I am using this code MotionEvent.PointerCoords[] coords = { new M… Read more Inject Motion Event Via Windowmanger?

I am developing an Android RSS reader. My work almost done, but I have problem with Malayalam Unico… Read more Displaying Malayalam Unicode Fonts In Android Webview