TOTALLY OPEN SOURCE : FREE TO USE TOTALLY OPEN SOURCE
What Is Open Source?: What Is Open Source? Software and source code available to all Software that can be used, redistributed or rewritten free of charge The freedom to distribute software and source code The ability to modify and create derived works
History Of Linux: History Of Linux
Linux Flavors: There are over 100 recognized flavors of the operating system in development Dozen are recognized as mainstream commercial/enterprise offerings . MANDRAKE LINUX 8.2, RED HAT 7.3, DEBIAN 3.0 , GENTOO LINUX 1.2, SUSE 8.0, SLACKWARE 8.1, TURBOLINUX 8.0 , LYCORIS AMETHYST 2 DESKTOP 500 Flavors And Counting… Linux Flavors
Logging In and Out: Logging In and Out username and password Local Login Remote Login ssh [-X] user@machineAdd Opening a Terminal (command line prompt) Exiting and Logging Out exit Need account on machine(s) you want to log in to
Logging Into Suse System: Logging Into Suse System
Logging into Redhat: Logging into Redhat
Logging Into Gentoo: Logging Into Gentoo
Logging Into Slack ware: Logging Into Slack ware
Logging Into Ubuntu: Logging Into Ubuntu
Logging Into Terminal: Logging Into Terminal
Common Commands: pwd - shows the current directory cd - changes directory / -absolute path ./ -relative path ../ - directory one level up Tab Completion ! ls - lists files [-al] permissions: d | rwx | rwx | rwx man - manual (help) emacs, gedit, vim ,pico ,... - file editors less, more, cat, tail - examines files Common Commands
More Common Commands: More Common Commands mkdir - makes directory rmdir - removes directory cp - copies mv - moves rm - removes [-r] lpr -P printername filename - prints file on selected printer command & - runs command in background | - (pipe) links commands together (right side runs on output of left side) grep - finds matching expressions selections * - any number of characters ? - one character up arrow - previous commands
Gnome: -Terminal -Multiple Desktops -Places -Applications Firefox Web Browser Open Office Maple (maple or xmaple -cw) Matlab (mat lab) Ansys (launcher90 -runae fontsize 18) Nessus (NESSUS) -Quick Launcher Gnome