http://rufuspollock.org/2006/09/22/find-and-replace-across-multiple-files/
find -L ${directory} -type l
# remove the broken links
find -L ${directory} -type l -print0 | xargs -0 rm
For example to change files with extension mkd to rst:
find . -name "*.mkd" | sed "s/\(.*\).mkd/mv \1.mkd \1.rst/g" | sh## s3cmd a: 2010-06-17 t: s3cmd css # does not seem to auto-detect file type w/o prompting s3cmd put --guess-mime-type --acl-public *.css s3://your-bucket/your-dir/ ## Mercurial ### Stash working copy changes 1\. Use shelve extension 2\. Use Mercurial Queues (MQ) # -f needed as we have local changes hg qnew -f patch hg qpop # later hg import --no-commit .hg/patches/patch hg qdelete patch 3\. Or without MQ:hg diff > patch hg update -C .then import the patch later …