Daily Archive: December 20, 2020

Easy and Excellent Source Code of Calculator App is written below, Calculator.java: package com.example.calculator; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.TextView; public class MainActivity extends AppCompatActivity {    double in1 = 0, i2 = 0;   ...