How to remove trailing whitespaces for multiple files?

Question

Are there any tools / UNIX single liners which would remove trailing whitespaces for multiple files in-place.

E.g. one that could be used in the con

Answer 1

For those that are not sed gurus (myself included) I have created a small script to use JavaScript regular expressions to replace text in files and does the replacement in place:

http://git.io/pofQnQ

To remove trailing whitespace you can use it as such:

$ node sed.js "/^[\t ]*$/gm" "" file

Enjoy