In this installment we continue our exploration of streams, looking at how we can use files as the source and destination for streams, and how we can combine two streams into one.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we introduce the concept of data streams, looking at the three system streams STDIN, STDOUT $ STDERR, and then look at how we can use the pipe operator connect the output of one command to the input of another.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we wrap up our look at the environment by describing command line aliases, and looking at how we can customize the prompt we see when working at the command line.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we continue to explore the environment, focusing on the very important environment variable PATH.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we introduce the rather nebulous concept of the Unix/Linux environment, and we look at environment variables and shell variables.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we look at how to read and edit text files from the command line.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

Unix, Linux and OS X have a built-in manual describing how the various terminal commands work. In this installment we look at how to access this manual, and explain the special language used within.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we learn how to control processes - creating them, and ending them.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we explore the concept of Linux/Unix processes, and we introdue the ps command for viewing the running processes.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...

In this installment we look at file management from the commandline - creating, copying, moving, renaming, and deleting files and folders.

As always, you can get to Bart's fabulous tutorial shownotes at ttt.bartificer.net/...