Bashy Perlness for generating Favicon text for OpenSearches
echo -n '<Image width="16" height="16">data:image/xicon,' ; perl -ne 's/(.)/"%".unpack("H2",$1)/egs; print' ~/Desktop/favicon.ico ; echo '</Image>'
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find and replace text from the shell
Snagged from http://snippets.dzone.com/posts/show/116
find . -name '*.txt' -print0 |xargs -0 perl -pi -e 's/find/replace/g'
