I’m new with Android Studio technology. I’ve just launched a new empty project from scratch on Windows 10 machine. At first in my activity_main.xml file I could see an error “editor is unavaible until next gradle synch”. After clicking on “Synch Project with Gradle Files” t…
Tag: android-studio
How to ask for the permission to become Default Video Player in Android?
I am developing a video player app and I want my app to Prompt for the permission to be the default Video Player to be the default handler of video play. I know it has to be something like the default handler: source: Android Docs But I don’t know the Action I have to give to the Intent as action.
Call method from Fragment in unselected tab
I have an application with tabs. I use ViewPager and TabLayout. In each tab I have a Fragment. When the tab is unselected I want to call a method from the fragment in that tab. If I want to call method on selected fragment i will do: based on the How to know Fragment id for the fragment(s) provided by
save image file with increment at the end of file name
enter image description here please someone help me “To save an image file with increment at end of file name” like(“image 1.jpg , image 2.jpg , etc..”) here is my code please some help me to make this,i am new learner to android-studio. Answer If I have understood your question proper…
Source code does not match the bytecode for Android’s View.java
I am attempting to debug my Android app. When the debugger gets to the View.java file, I receive the message, “Source code does not match the bytecode”. I can see that the debugger is in the wrong part of the file. Does anyone know how to fix this? I am debugging on an Android 10 (API 29) device. …
Why is my recyclerview greyed out? Anyone?
Am using the right dependencies and as you can see my xml is properly arranged, someone hep out Answer That can happen due to various reasons 1. Dependency issue: Check your app’s build.gradle if you have one of the dependencies. if not, add them and rebuild the project. If your project is in appcompat:…
Android studio can’t find ArrayList class
First of all I’ve been using Android studio for quite years but this has never happened before. It seems like android studio’s inner ArrayList class has vanished out of a sudden. I can’t use ArrayList. It always says Can’t find symbol ArrayList I’ve cleaned rebuild and even inval…
Only some URLs not loading in Webview
Code Im trying to load this URL in webview and the webview is empty. What’s wrong with this URL? I tried replacing the URL with other links and it works perfectly. Answer It’s been a SSL handshake failed for HTTPS URL. for debugging the webview, pls add following line and you can inspect webview U…
(Kind of solved but still appreciate better answers) Android Studio: How to identify certain special pages in a PDF file?
I am writing an app that generates Maths worksheets for school students. It will, for example, generate 2 to 5 pages of simple Maths questions and 1 to 2 pages of answers. The PDF can be saved to file and loaded again later. Then it has a print function that can print all the pages. I want to make it
Showing xml for correct view
When a user logs in to my app, they can either click the view students button or daily grading button. The view students will display a student’s image and their name. The daily grading will display …