How To Removing Trailing Whitespace Of All Files Recursively?

find dir -type f -print0 | xargs -0 sed -i .bak -E "s/[[:space:]]*$//"

find dir -not -path '.git' -iname '*.py'

find . -print0 |xargs -0 perl -pi.bak 's/ +$//'

find . -print0 |xargs -0 perl -pi 's/ +$//'

perl -pi 's/ +$//' **/*

sed -i '' 's/[[:space:]]*$//g' **/*.*

find . -not ( -name .svn -prune -o -name .git -prune ) -type f
  -exec sed -i 's/ *$//' {} ;
  -exec sed -i 's/rn$/n/' {} ;