awk sed cut

http://www.linuxquestions.org/questions/linux-general-1/using-cut-on-file-full-of-ls-l-output-to-display-only-filenames-836812/ http://stackoverflow.com/questions/13446255/how-to-remove-the-first-two-columns-in-a-file-using-shell-awk-sed-whatever http://stackoverflow.com/questions/6279830/sed-remove-all-content-in-line-after-t http://www.linuxquestions.org/questions/linux-newbie-8/how-to-use-command-grep-cut-awk-to-cut-a-data-from-a-file-669239/ https://coderwall.com/p/kdgd7w