android-studio

Why does the java.lang render problem occur?IndexOutOfBoundsException: Index: 0, Size: 0

When adding an EditText even to an empty Activity, java.lang.IndexOutOfBoundsException: Index: 0, Size: 0 at java.util.A ... Intent AddPills2 = new Intent (AddPills.this, AddPills2.class); startActivity(AddPills2); } }

The emulator does not start the application, it throws java. util.ConcurrentModificationException

Here is my code import android.os.Bundle; import android.view.LayoutInflater; import android.view.View; import android.view.V ... nal.os.ZygoteInit.main(ZygoteInit.java:947) Disconnected from the target VM, address: 'localhost:57802', transport: 'socket'

Java(client) Python(server) communication)- Socket

The problem is that the message does not reach the android (client), or does not go at all. He writes on Android that he conn ... rmission.INTERNET" /> <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> Bold italics

Where is the file located in Android Studio R.java?

Where is the file located in Android Studio R.java? I tried to search for this screenshot, but in the new version of Android Studio, this is the path of the R file.java no

Java.lang.IllegalMonitorStateException: object not locked by thread before wait () when calling the wait() method in a thread

This time, I have a problem with calling the wait() method in a new background thread. Can you tell me how to fix the code to ... Trace(); } } }); } } }); th.run(); }

what java jdk is needed for android studio 3.6.3

What Java JDK is needed for android studio 3.6.3 ? Thanks.