Change EOL on multiple files in one go

Question

Is there any way in Notepad++ (or even with another tool) to change the line ending automatically on multiple files in one go?

i.e. convert a mix of

Answer 1

Found this solution via this discussion:

You can also set the default EOL in notepad++ via "Settings" -> "Preferences" -> "New Document/Default Directory" then select "Unix/OSX" under the Format box.

Note: One can always use an out-of-band option using the command line:

unix2dos *.cmd
dos2unix *.sh