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Case: I am using Async Task for showing some list. When I click on any item of listview another act… Read more Disabling Re-execution Of Async Task On Finishing Of Foreground Activity

I am trying to close the Activity from menu option. When menuItem menu_close_activity is selected, … Read more Unable To Finish Activity From Onoptionsitemselected In Android

I have an Activity, which starts an AsyncTask with an Implemented process dialog. That works fine! … Read more Asynctask - Return A String In Postexecute To The Activity, Which Started The Async Task Without Blocking The Ui Thread

I have a star animation for giving rating and I created three of such LottieAnimationViews inside m… Read more Lottieanimation Not Running Inside Fragment

In my project i have several TextBoxes which i have to fill dynmically. I have the values to be fil… Read more Android Creating Array Of Widgets In The Xml And Reading In Activity

I am trying to make a four function calculator app. The two blank lines are the numbers involved in… Read more Android Prevent Box From Resizing

I am using an implementation of locker screen which locks (is displayed on top) the current activit… Read more How To Hide Last Activity View In Android Recent List? Using A Locker Screen Implementation

Based on Android documentation, method onCreateThumbnail is called before pausing the activity, and… Read more Android Never Call Method Oncreatethumbnail

I'm working on an android app and I'm fairly new to all this, including mobile app developm… Read more Android: How To Swipe Between Activities (not Fragments), Master/detail Best Set-up

I am getting error 'Caused by: java.lang.ClassCastException: androidx.gridlayout.widget.Gri… Read more Androidx.gridlayout.widget.gridlayout Cannot Be Cast To Android.widget.gridlayout

I'm writing a simple app with 4 activities. I'll describe it quickly so you understand what… Read more Android App Behaving Unexpectedly After Calling System.exit(0)

Say I have an reference to an object, how should I go about passing this from one Activity to anoth… Read more How To Pass Reference (non-serializable) From One Activity To Another?

I need to check if my application is running in background or foreground and then perform some oper… Read more How To Know If My Application Is In Foreground Or Background, Android?

I have buttons V1-V8 visible and R1-R8 invisible initially in my activity_main.xml file My MainActi… Read more How To Make A Button Visible Frominvisible On A Successful Event Happend In Another Activity

So I'm working with a list view trying to get specific activities to open when a certain item i… Read more List View Selection To Start A New Activity

I implement a Toggle Botton on Activity. I wanted to add Sound (on & off) to that button but I … Read more How To Add Sound On The Toggle Button?

The entire original question was based on a mistake. You can NEVER assign the value of a final sta… Read more Ok To Use Private Constructor In Activity So I Can Use Final Modifier On Variables?

My title is pretty self explanatory. Here's my code: public class MainActivity extends Activit… Read more App Runs Fine The First Time But Crashes The Second Time

I could not find an answer to my problem, so I make a new Question. I have an Android app with a Ta… Read more Starting Activity By Intent From Fragment Starts Blank Activity

I can't pass intent by clicking reckclerview onclickListener from adapter. When I clicked any i… Read more Recyclerview Onclicklistener Doesn't Work