To sync files only based on timestamps.
--- a/backup.rst Sat Sep 30 17:17:31 2017 +0300
+++ b/backup.rst Sat Oct 07 23:16:33 2017 +0300
@@ -41,3 +41,9 @@
To compare only based on file size use ``--size-only``. In that case ``-t``
option will preserve modification time.
+To sync files only based on timestamps (if attributes have no sence, like on
+Windows OS) complete invocation cn look like (final slash in path is
+significant)::
+
+ $ rsync -r -t --no-p --no-o --no-g --no-A --no-X -O -J --delete --progress -v $FROM/ $TO/
+