remove lines that match column condition in Unix/bash

remove lines that match column condition in Unix/bash

References

Reference NO 1

http://stackoverflow.com/questions/15190838/remove-lines-that-match-column-condition-in-unix-bash

Reference NO 2

http://linux.about.com/library/cmd/blcmdl1_bash.htm

Reference NO 3

http://www.unix.com/shell-programming-scripting/143514-iteration-remove-row-based-string-value.html

Reference NO 4

http://www.bashoneliners.com/

Reference NO 5

http://www.cyberciti.biz/faq/bash-scripting-using-awk/

Reference NO 6

http://www.folkstalk.com/2013/03/sed-remove-lines-file-unix-examples.html

Reference NO 7

http://tldp.org/LDP/abs/html/textproc.html

Reference NO 8

http://www.theunixschool.com/2012/06/sed-25-examples-to-delete-line-or.html