TAR – Tape Archive (application/x-tar)
TAR - svnlabs
A common archive format used on Unix-like systems. Generally used in conjunction with compressors such as gzip, bzip2, compress or xz to create .tar.gz, .tar.bz2, .tar.Z or tar.xz files.
# tar -cvvf foo.tar foo/ –exclude=”/home/svnlabs”
# tar -cvzpP –file=/home/backup.tar.gz –exclude={/dev/*,/proc/*,/sys/*,/tmp/*} /
tar work with directory “/” except for /dev, /proc, /sys, /tmp 
http://www.commandlinefu.com/commands/browse
http://blog.commandlinekungfu.com/
http://www.shell-fu.org/
http://www.cyberciti.biz/
http://thecommandline.net/
http://cheat.errtheblog.com/
http://getfirebug.com/commandline.html
http://xmlstar.sourceforge.net/
http://linuxcommand.org/
http://commandline.org.uk/
http://commandline.net/home.asp
http://www.linuxguide.it/linux_commands_line_en.htm
http://michaelminn.com/linux/command_line/
http://www.linuxclues.com/
http://www.go2linux.org/
http://www.yolinux.com/
http://www.linuxjournal.com/
http://www.linuxconfig.org/
http://www.linux.com/
http://www.howtoforge.com/
http://www.ehow.com/
http://www.yolinux.com/TUTORIALS/LinuxTutorialSysAdmin.html
http://linuxsysadminblog.com/
http://librenix.com/
Xmanager is a powerful and easy-to-use PC X server that runs on Windows platforms. It allows you to bring remote Unix/Linux desktops to your Windows PC seamlessly. You can also run remote X applications securely through the SSH (Secure Shell) protocol even when your Windows PC is inside a private network and a firewall is between your PC and the remote server.
xmanager
Xmanager is used in various fields of work including large-scale craft and semiconductor designing and server management in an IDC (Internet Data Center). It is widely used by server administrators of universities and corporations, and personal users who simply want to connect to remote hosts over the internet. Xmanager is an easy and powerful PC X server designed to satisfy the needs and wants of these various users.
Source: http://www.netsarang.com/products/xmg_detail.html
