Usage for hash tag: Appending

...a string to a file: ```c# string text = "This is a test string."; FileStream fileStream = File.OpenAppend("test.txt", FileMode.Append); fileStream.AppendAllText(text, Encoding.UTF8); fileStream.Close(); ``` ## Hashtags * #C# * #file IO * #writing to a file * #Appending to a file * #FileStream