shellscript
macではseqが使えないのでループするときはjot使う for i in $(seq 1 50) do echo $i; done for i in `jot 50` do echo $i; done
cat /var/log/httpd/access_log | grep $URL | awk ‘{print $1}’ | sort | uniq
find . -name "*\.cpp" |xargs wc -l |lv
find . -type f -print0 | xargs -0 -I{} mv {} $dir