Jessica Card jessicard

## cat
ls | xargs cat

## echo
echo $PS1

## gist:3308256
ls -la > temp.txt
awk '/root/ {print $1, $9;}' temp.txt

## gist:3298735
awk '$9 ~/^\./ {gsub(/jessica/, "nicelady"); print;}' ~/temp.txt

## gist:3298730
awk '/root/' ~/temp.txt

## gist:3298725
sed '/#.*/ d'

## gist:3298723
sed '11,$ d' ~/temp.txt

## gist:3298721
sed -ie 's/ow/aagh/g' ~/temp.txt

## gist:3298718
sed s/ow/aagh/g ~/temp.txt

## gist:3298716
echo "how now brown cow" > ~/temp.txt
sed s/ow/aagh/ ~/temp.txt
	echo "how now brown cow" > ~/temp.txt
	sed s/ow/aagh/ ~/temp.txt