Changing permissions on Files or Directories only in Linux
To change file permissions to 644 use ...
# find . -type f -exec chmod 644 {} \;
To change directory permissions to 755 use ...
# find . -type d -exec chmod 775 {} \;
To change file permissions to 644 use ...
# find . -type f -exec chmod 644 {} \;
To change directory permissions to 755 use ...
# find . -type d -exec chmod 775 {} \;