title: richtextbox c# auto show
body: <p>So heres my 1st question,</p>
  
  <p>i have a rich text box control in c#, problem is, i have to scroll down to see the latest stream(im using filesystemwatcher). now, how can i make the richtextbox to display the last line so that i do not have to scroll down. thanks. (in other words, i want richtextbox to show the latest text)</p>
  
  <p>Also 2nd question, how do i create a file using an object and close the stream object. coz i want to overwrite an existing file.</p>