Android is Google's mobile operating system, used for programming or developing digital devices (Smartphones, Tablets, Automobiles, TVs, Wear, Glass, IoT). For topics related to Android, use Android-specific tags such as android-intent, not intent, android-activity, not activity, android-adapter, ...

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How to solve issue with aapt2 in Android Studio?

I need to solve issue with aapt2. If what I tried to write in gradle.properties file "android.enableAapt2=true". enter image description here
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android - EditText length filter not working as it should

First I have to say I have read similar questions and answers here on SO and this question is basically a duplicate of this question and many others but the answers given to those questions doesn't ...
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ionic2 application is to slow on android 4.4.2

I had run my ionic2 application on android device version 4.4.2.But the ionic2 application is to slow.I had run the ionic2 application on android device version 5.0.1.The ionic2 application ...
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Android Database using firebase

I want to create a Student Attendance Management system in Android. I looked through the various option and find that implementing firebase is the easy option to get connect to the database.I want ...
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How to use isProviderEnabled so it isn't highlighted in yellow with warning?

I am trying to check if GPS is switched on. I want to peform this check before any other code runs. I have tried using many code examples, but every time and every where I use isProviderEnabled it ...
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Save RecyclerView state with a list

I am trying to save the state of my RecyclerView so that the data is displayed even upon rotation. I am actually going about this by saving the state of the LayoutManager. The error I get upon ...
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Add fixed item in FirebaseRecyclerOptions

I have a FirebaseRecyclerOptions object where I fill it doing this : final FirebaseRecyclerOptions< CardPOJO > options=new FirebaseRecyclerOptions.Builder< CardPOJO >()...
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android display notification from service outside main ui

I'm new to android programming.I have a service that sends a volley request to my server every 10 seconds and returns the last id of my table (users) and if it is higher than the number recorded in ...
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Android pdf upload to firebase

I'm making an app which has a feature to upload a pdf file through the app and another user can also download the uploaded file and use it, so can anybody tell me how to do it?
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Android studio Installation error in windows 10

I have windows 10, i7, 64bit, 8gb ram.I have downloaded the latest version of the android studio and, tried to install many time but at the given point it just gets stuck.I have Set path for JDK, ...
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Create PDF file from selected views from android

I want to generate PDF file from my activity, that contains several views. One of them is helloChart view. Unfortunately my chart have many columns and the xAxis values are encapsulated into several ...
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onCreate on new activity called multiple incremental times every time startActivity is invoked

I am working on an android app developed in kotlin that has two activities. Being that activity 1 is the main activity and when an specific layout is clicked activity 2, which is a dialog activity is ...
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Notification from another app/user

I was doing some studies related to android development and I came across the following question. How can I send a notification from one user in one app to another in another application. For example: ...
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Notification when Text To Speech has finished reading

I play a text-reading by pushing a button (in the switch statement, button "One", "Two" and "Three"). If I want to stop the reading, I push the "Stop" button, otherwise it stops at the end of the ...
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Android Sms reading

i'm working on an app that reads SMS. I have made it read the historic ones, but when one new arrives, it doesn't appear till i close the app and open it again.. Like it's not refreshing the listview ...

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