The 204 Status Code signifies that the request completed successfully but that there is no content being sent back in the response message. Sending back a 204 causes the web browser to stay on the current page, without updating it's contents.
The ColdFusion script on the other end of the following form simply writes the value of the Name field to a text file named example1_result.txt.
View the contents of example1_result.txt (you might have to hit the browser's refresh button).