úÎ{ñGHC onlyjmillikin@gmail.com Safe-InferedIA knob is a basic virtual file, which contains a byte buffer. A knob can  have multiple 4s open to it, each of which behaves like a standard  file handle. Use  and  to inspect and modify the knob s  byte buffer.  Create a new  pointing to a . This handle behaves like ) a file-backed handle for most purposes. See . !Filename shown in error messages "Filename shown in error messages.         knob-0.1.1 Data.KnobKnobnewKnob getContents setContents newFileHandlewithFileHandlebaseGHC.IO.Handle.TypesHandle System.IO$fBufferedIODevice$fIODeviceDevice