Search Results

sed -r 's#^/dev(.*)$#echo 1 > /sys/block\1/device/rescan#' infile > outfile:D

Here are some untested code snippets setting variables as you requested:
printf "Enter userdefined/user input: "
read A
B=42
c=$(getconf PAGE_SIZE)
E=$(echo "$B * $c" | bc)
printf 'A is "%s", B...

Try:
for f in *.cnf_*; do
mv "$f" "${f%_*}"
done