nixCraft » regular expression http://www.cyberciti.biz/tips This is a Linux sys admin journal by Vivek about sys admin work, Linux tips & tricks, hacks, news and more. Fri, 03 Feb 2012 22:45:35 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 Postfix Flush the Mail Queuehttp://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html http://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html#comments Thu, 25 Oct 2007 14:09:42 +0000 Vivek Gite http://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html http://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html/feed 20 Lighttpd restrict or deny access by IP addresshttp://www.cyberciti.biz/tips/lighttpd-restrict-or-deny-access-by-ip-address.html http://www.cyberciti.biz/tips/lighttpd-restrict-or-deny-access-by-ip-address.html#comments Tue, 12 Dec 2006 18:01:39 +0000 Vivek Gite http://www.cyberciti.biz/tips/lighttpd-restrict-or-deny-access-by-ip-address.html http://www.cyberciti.biz/tips/lighttpd-restrict-or-deny-access-by-ip-address.html/feed 13 Howto: Linux Rename Multiple Files At a Shell Prompthttp://www.cyberciti.biz/tips/renaming-multiple-files-at-a-shell-prompt.html http://www.cyberciti.biz/tips/renaming-multiple-files-at-a-shell-prompt.html#comments Sat, 26 Nov 2005 00:02:00 +0000 Vivek Gite http://www.cyberciti.biz/tips/renaming-multiple-files-at-a-shell-prompt.html How do I rename multiple files at a shell prompt under Linux or UNIX operating systems?]]> http://www.cyberciti.biz/tips/renaming-multiple-files-at-a-shell-prompt.html/feed 75 How Do I Replace A Text String In Many Files At Once?http://www.cyberciti.biz/tips/how-do-i-replace-text-string-in-many-files-at-once.html http://www.cyberciti.biz/tips/how-do-i-replace-text-string-in-many-files-at-once.html#comments Sat, 12 Nov 2005 21:20:00 +0000 Vivek Gite http://www.cyberciti.biz/tips/how-do-i-replace-text-string-in-many-files-at-once.html The replace command is a string-replacement utility. It changes strings in place in files or on the standard input. This command uses a finite state machine to match longer strings first. It can be used to swap strings. This command is similar to the Perl -pie syntax or sed (stream editor) command.]]> http://www.cyberciti.biz/tips/how-do-i-replace-text-string-in-many-files-at-once.html/feed 16