On Thu, Oct 30, 2025 at 05:33:54PM +0000, Michael wrote: > The command > > ls -- *.pdf > > has been run and a very large number of PDF files has been listed.
There was complaint about an option 'K' in the error message, try: ls -- *.pdf | grep K > It is very difficult to spot any strangely named PDF files. > > What command should be issued to easily list any strangely named PDF file ? > > Also, alias ls = ls -CF -- Alain Williams Linux/GNU Consultant - Mail systems, Web sites, Networking, Programmer, IT Lecturer. +44 (0) 787 668 0256 https://www.phcomp.co.uk/ Parliament Hill Computers. Registration Information: https://www.phcomp.co.uk/Contact.html #include <std_disclaimer.h>

