From a cygwin command line, any way to run a normal file using the default Windows program for the file extension?

Is there a way to run a non-exe file so that the default program for the file's extension is used to open the file? If I browse to the file in the Windows File Explorer I can double click the file and Windows will automatically start the program for that given file type. For instance, I can click

How to run sh.exe without a console window

I want to be able to run sh.exe from a dos environment (like Start->Run or the File Explorer) and not have it pop up a console window. For example, if I were to type this in the Start->Run window: c:\cygwin\bin\sh.exe -c "c:/windows/notepad.exe" I would see two windows--one for sh.exe an

Repaint delay/hang of rxvt when closing gvim/vim if ctfmon.exe is running

I'm posting this to get it into the archives in case anyone else has the same problem. It took me a long time to figure this out. If you're running rxvt with a vim/gvim window on top of it and you close gvim, the rxvt window should redraw immediately. But if you have ctfmon.exe running, it will