C#

static void Main() {
 try { EntryPoint(); }
 catch(FileNotFoundException) { 
  // ...
  // e.g. put up message that a dependency is missing
 }
}

static void EntryPoint() {
 var x = new DependencyClass(); // declared in other assembly
}

bits[count]

<pre>
using System;
using System.IO;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Boolean;
 
namespace Applica
{
    class Program
    {
        static void Main(string[] args)
        {
            DirectoryInfo da = new DirectoryInfo("C:\\Folder9");
            FileInfo[] Arr = da.GetFiles();
            FileInfo ap = Arr[Arr.Length - 1];
            long Totbyte = ap.Length;//file length
            string filePath = ap.FullName;//file name
            string temPath = Path.GetTempFileName();//path
            byte[] data = File.ReadAllBytes(filePath);//reading entire file
            File.WriteAllBytes(temPath, data);       //writing entire file to byte array     
            byte[] dataB = new byte[1];//declaring a one element byte array
            BitArray bits = new BitArray(dataB);//moving one byte to a bit array (8 bits)
            for (uint counter = 0; counter < Totbyte; counter++)
            {
                dataB[0] = data[counter];//moving data one byte at time.
                for (uint count = 0; count < bits.Length; count++)//looking at each bit of each byte
                {
                    if (bits[count] == 0)//PROBLEM AREA
                        Console.Write(bits[count] ? "1" : "0");
                }
            }
        }
    }
}

DirectoryInfo da = new DirectoryInfo("C:\\Folder9");
FileInfo[] Arr = da.GetFiles();
FileInfo ap = Arr[Arr.Length - 1];
long Totbyte = ap.Length;//file length
string filePath = ap.FullName;//file name
byte[] data = File.ReadAllBytes(filePath);//reading entire file
for (int counter = 0; counter < Totbyte; counter++)
{
    Console.Write(data[counter]);
}

Console.Write(data[counter]);

string yourByteString = Convert.ToString(data[counter], 2).PadLeft(8, '0');
Console.Write(yourByteString+" ");

for (int counter = 0; counter < Totbyte; counter++)
    {
    dataB[0] = data[counter];
    for (int count = 0; count < bits.Length; count++)
        {
        if (!bits[count])
            Console.Write(bits[count] ? "1" : "0");
        }
    }

for (int counter = 0; counter < Totbyte; counter++)
    {
    int b = (int) data[counter];
    for (int count = 0; count < 8; count++)
        {
            Console.Write(b & 1);
            b = b >> 1;
        }
    }