Shell Programming and Scripting

sed -n  '/Conn.*User/,$p' > consumers.txt

awk '/Conn.*User/{p=1;next}p' consumers.txt

 sed -n '/pattern/{n;p;}' infile

sed -n '/pattern/,${/pattern/!p;}' file

sed '1,/pattern/d' file

sed '0,/pattern/d' file

awk 'p; /pattern/{p=1}' file

grep -A10 pattern  file

#!/bin/ksh

grep -n pattern  file|tr ":" " "|read line xxx       # Get the interesting line number
wc -l file | read total xxx                          # Get total lines
((readrecs=$total-$line))                            # Work out how many lines from end to read
tail -$readrecs   file

sed -n '/pattern/{
:loop
n
p
b loop
}' file

sed -n '/pattern/,${//!p;}' file
sed -n '/pattern/ s//replacement/p' file