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object ScreenshotUtils {

    private lateinit var screenCaptureCallback: Activity.ScreenCaptureCallback

    fun Activity.observeScreenShotDetection(onScreenShotDetected: () -> Unit) {
        // TODO Add API Check here
        (this as LifecycleOwner).lifecycle.addObserver(
            object : DefaultLifecycleObserver {
                override fun onStart(owner: LifecycleOwner) {
                    screenCaptureCallback = Activity.ScreenCaptureCallback(onScreenShotDetected)

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// First create a dedicated class for this 
```
import SwiftUI
import GoogleMobileAds

class Interstitial : NSObject,GADFullScreenContentDelegate{
   
    var interstitial : GADInterstitialAd = GADInterstitialAd.init()
    
    func adDidDismissFullScreenContent(_ ad: GADFullScreenPresentingAd) {

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import 'dart:typed_data';
import 'models/reciept.dart';
import 'package:flutter/material.dart';
import 'package:pdf/pdf.dart';
import 'models/user.dart';
import 'package:pdf/widgets.dart' as pw;
import 'package:printing/printing.dart';
import 'dart:io';

class ReceiptBuilder {

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// All files to be placed inside MainActivity.java file

package com.example.examplehelloworld;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;

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package com.myappcompany.rob.currencyconverter;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

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package com.gtxtreme.punecoronatracker

import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Toast
import androidx.fragment.app.Fragment
import com.anychart.AnyChart
import com.anychart.chart.common.dataentry.DataEntry

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Basic Topics To Be Covered:

Preprocessor Directives
Functions,Variables,Tokens,Semicolons,Comments,Identifiers


Basic Data Types in C:
Basic: int,float,long,double,char,void
Enumerations

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ForceGT

package com.gtxtreme.firebaseauthentication;


import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;