Introduction to Unix (Linux, OSX, FreeBSD,

…….)

Des Johnston, Heriot-Watt University

Postgraduate student training course, Perth 2007

• Ought to be a really short talk

• Type “introduction to Unix” or “introduction to Linux” into Google......

• http://tldp.org/LDP/intro-linux/html/

• http://wwwhomes.doc.ic.ac.uk/~wjk/UnixIntro/

• A little bit of history

• Why UNIX (*NIX)

• The “shell”

• Finding your way around

• A more modern veneer

What I will do...

Why Aren’t we all paying Bill?

Kernighan Ritchie Thompson

Because of these men with beards

And this man with a beard

Richard Stallman - GNU

Linus Torvalds Steve Jobs

And these men without beards

1995 Windows 95

1993 Windows NT

2001 Windows XP

1990 Windows 3.0

2007 Windows Vista

ancient times DOS

What did we see? DOS

Windows 3.11

What do we see now? WinXP

Windows Vista

Ubuntu Linux

Fedora Linux

OpenSuSE Linux

OSX

• cd some_directory/

• cd ../

• cd

• cd /a_path_to_somewhere/

• cd ~des

• lpr

• lpq

• dvips

Printing Things

• |

• >

Stringing it all together......

• !

• Tab completion

• man

• apropos

Arcana

• It wasn’t a short talk - sorry

• Type “introduction to Unix” or “introduction to Linux” into Google......

• http://tldp.org/LDP/intro-linux/html/

• http://wwwhomes.doc.ic.ac.uk/~wjk/UnixIntro/

The End