title: Write some bytes in specific position in text file using c#
body: <p>I want to write this byte in <code>txt</code> file : </p>
  
  <pre><code> byte[] TT = new byte[] { 0x28, 0x1A, 0x00, 0x49, 0xCB, 0xE8, 0xEF, 0x2B, 0x2C, 0x22, 0xB7, 0xBC, 0x54, 0xA1, 0x94, 0x6E };
  </code></pre>
  
  <p>and I want to write this byte in this position : 22530</p>
  
  <p>I want the code in System.IO</p>
  
  <p>I am using c#</p>