Are you a command line kind of guy? Then you are going to love this piece from IBM on doing a lot of cool stuff right there from the C-Line.

The UNIX® command line is a WYTIWYG interface — that is, What you type is what you get. UNIX provides hundreds, if not thousands, of commands with which you can manipulate a large variety of resources available in the kernel and user space. Need to monitor CPU usage? Try top or ps. Need to remove all files ending in .bak? Try rm *.bak. Want help with a new command? Run man.
But what do you do when the resources you need reside on a remote system on your wide-area network (WAN) and on the global Internet? To quote The Hitchhiker’s Guide to the Galaxy, “don’t panic!”. The UNIX command line readily downloads and uploads files, connects to remote computers, and interrogates the state of far-flung servers and networks. Grab your towel: It’s time for a trip to extra-solar systems…. Source: IBM