[Haskell-cafe] emacs haskellers: r-stripping files becomes popular

Add the following lines to your ~/.emacs: ------- BEGIN OF ELISP CODE ------- ;(global-set-key (kbd "<f9> s") 'delete-trailing-whitespace) (defun delete-trailing-whitespace-if-confirmed () "Delete all the trailing whitespace across the current buffer, asking user for confirmation." (if (and (save-excursion (goto-char (point-min)) (re-search-forward "[[:space:]]$" nil t)) (y-or-n-p "Delete trailing whitespace? ")) (delete-trailing-whitespace))) (add-hook 'before-save-hook 'delete-trailing-whitespace-if-confirmed) ------- END OF ELISP CODE ------- Have fun! -- vvv