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bash scripts for finding dead rails code
for i in app/models/post.rb ; do sed -e "s/\s\+def \(self\.\)\?\([^( ]*\).*\|\s\+scope :\([^,]*\).*/\2\3/" -e 'tx' -e 'd' -e ':x' $i | while read j ; do echo $(grep -R $j app/ lib/ config/ | wc -l) $j ; done ; done | sort -rn
for i in $(find app/views/ -type f) ; do echo $(grep -R $(echo $i | sed "s/.*\/_\?\([^.]*\).*/\1/") app/ | wc -l) $i ; done | sort -rn
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