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I am a cameraman and I want to make an app for my Moto Droid that will calculate my depth of field … Read more Converting Equations To Java For Android?

In my FragmentLayout I have a LinearLayout with multiple subviews (TextView, CardView). I want to f… Read more Why Getlocationonscreen(location) Always Returns 0?

I am attempting to change the background of a tab of my application by selecting a Radio Button fro… Read more Changing Background Color With Radio Buttons Android

I'm currently writing an async i/o library for Java that has a very similar API to Node.js. I c… Read more Android Non-blocking File I/o?

I am able to develop a Bar Graph with the help of Dan in a 7' tablet emulator and to make it fi… Read more Cross-device Compatibility Issue Of Achartengine Bar Graph

I am trying to solve the error of class not found. I googling from last 2 weeks but cant solve this… Read more Can't Able To Solve Class Not Found Exception With Quick Blox Sample Chat Example

I think this is the opposite of Set width of TextView in terms of characters I have a TextView wher… Read more Get Width Of Textview In Characters

Problem1:When i click login button i can log in,give status.but when i press logout button it does … Read more Android:cannot Logout From Facebook And Pass Status

I am making a query call to freebase and I receive a JSON response. The response has the following … Read more Stuck On Parsing A Json Response To A Java Object In Android

I just started a new project, and it runs fine. Then I add an ImageView from my drawable which then… Read more Getting "w/art Failed Execv" Error When I Add An Imageview

See below layout. I am unable to put footer button below a GridView. Any help will be appreciate. W… Read more Need To Create Footer For Gridview In Android

I'm using Android Studio 3.2 Canary 14 and am trying to migrate an existing project to use Andr… Read more 'failed To Transform" Error After Migrating To Androidx

Well ,thats my code.I want to take values from a DatePicker from a custom Dialog. When i try to ini… Read more Using Datepicker On Custom Dialog

i want to save a file on my Android 4.1.2 smartphone in the documents directory. This code snippet:… Read more How To Save Files In External Storage Public Directory Documents On Android 4.1.2

I have an issue with Room not recognizing my converter. Error: Cannot figure out how to save this … Read more Room Typeconverter Not Working

I am implementing C2DM in one of the application. In case there is an error while registering for C… Read more Handling Backoff While Implementing C2dm In Android

i need your help. I got a Runtime error when updating my gradle from : implementation 'com.goo… Read more Failure To Verify Dex File Out-of-order Annotation_element Name_idx

I have full resolution images in drawable folder need to resize according to phone screen size how … Read more Resize Image In Android Drawable

I am trying to populate recyclerview from gallery images as instagram imports gallery images while … Read more Import Gallery Images Which Are Stored In Phone/memory Card Into Recyclerview

We are planning a a project. Basically we have tons of restful services sitting on our server. Thes… Read more How To Improve Performance For Android/ios/etc To Consume Web Service?

I have a simple dialog fragment with a cancel and save button. When cancel is clicked dialog is dis… Read more Button Clicked Function Error In Xamarin

I have a time stamp like this(form a json response) : '/Date(1479974400000-0800)/' I'm … Read more How To Convert Timestamp Into Date Format In Java

I send SMS with this code SmsManager smsManager = SmsManager.getDefault(); smsManager.sendTextMessa… Read more Send Sms With Accents

Registering broadcast receiver for SMS_RECEIVED action in AndroidManifest.xml file Solution 1: Ho… Read more Dynamic Broadcast Registration For Sms_received Is Not Working

i'm stuck in my application because i have to do a fragment with the navigation drawer in kotli… Read more Fragment In Kotlin

I've built an activity that uses this implementation (see the accepted answer) to post a status… Read more Post To User Facebook Wall Not Working When Facebook App Is Installed On Device/emulator

I want to call a service in background by the hour. first problem is alarm manager is not working … Read more Cannot Do Work In Background Periodically With Alarmmanager

Is it possible to configure a 3rd party email account in Android programmatically. Is there any AP… Read more Configuring A 3rd Party Email Account In Android Programmatically

Inside my Activity I start a simple dialog. final Dialog myDialog = new Dialog(this); myDialog.setC… Read more Android | Multiple Onclicklistener In Dialog

Push notification is not working on Android device having a version number 7.1.2, but working fine … Read more Xamarin Forms: Push Notification Is Not Working On Android 7.1.2

Actually i want to specify the custom text size in my application by user selection. Below is a fig… Read more Increasing And Decreasing The Font Sizes Of The Android Application By User Selection

In the tablet layout of my app, I have three ListFragments and one regular Fragment, let's call… Read more How To Trigger Onlistitemclick In A Listfragment

I activate my application whenever the phone get plugged in a power source. This is my manifest Sol… Read more Battery Changed Broadcast Receiver Crashing App On Some Phones

I tried this: when isSessionValid getDetails directly else facebook.authorize and then getDetails i… Read more How To Get User Details After Successful Login Through Facebook

I'm trying to develop an Android application which will take the picture of an object and then … Read more How To Detect All Color Tones By Using Hex Codes?

i have simple problem on update recyclerview items by new data, i'm wondering which code work f… Read more Android Update Recyclerview Items

I'm trying to make an app that involves writing some poems in Arabic language, however I'm … Read more Justifing A Text (that Is, Make It Fit In A Textview And Cover All Space)

I want to send these data from current activity to more 'BusInformationsCard' activity. @Ov… Read more How I Can Passing Data From One Activity To Multiple Activities?

I am using this method in AndEngine to determine the scene being touched by the user. @Override pub… Read more Using Pathmodifier Or Moveymodifier To Simulate Sprite Jumping

I have a database SQLite and then using SimpleCursorAdapter , I display values into list view. Howe… Read more Rearrange List View Items In Simplecursoradapter

As a follow-up to this question, I am trying to figure out what stops Google from modifying our app… Read more What Stops Google From Modifying Our Apks That It Signs Via The App Signing Service?

hi im wanting to know how to scale animate a logo and move its position? i have an if statement th… Read more Android Image View Scale Animation

I'm a rookie in android programming. I have a small problem. When I click a ImageView, I make t… Read more How To Save A Result In Android?

I started using Visual Studio 2017 Enterprise Edition with Version 15.7.4. and Xamarin Version 4.10… Read more Xamarin Axml, Xml Intellisense Not Working

I am using Jsoup in my Android app to get images from the internet but an getting a NullPointerExce… Read more Android Jsoup - Nullpointerexception When Parsing Images

So, I'm using Room database to store courses and I'm stuck on the method that returns the c… Read more How To Get A Specific Entity In Room

Can anyone clarify where my error is? The Android app crashes with the error, 'Unfortunately, m… Read more Unfortunately, (app Name) Has Stopped When I Use Fragment To Use Google Maps

I'm using the new Location API in my app and I'm wondering how to detect if I the user has … Read more Android Detect Location Settings

I have an Android Wear watch face that I'm trying to have vibrate the watch on the hour. It is … Read more Android Wear Watch Face Vibrate With Screen Off

I have 3 layouts. First and third ones are RelativeLayout and the middle one is TableLayout. What I… Read more Android Layout Percentage/proportion Resize

I am developing an application in which I need to get the last sent SMS. All good so I'll know … Read more Convert Int To Date Format Dd / Mm / Yyyy In Android

I have included my ListAdapter in my EMPLOYEE class.And list1 contains the values of Empname, Eno,S… Read more How To Clear My Listview In Android

Hi guys im trying to upload 3 images on firebase with captions but it only uploads the first succes… Read more Upload Multiple Images On Firebase - Android Studio