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Learn how to connect to SSH servers, transfer files securely, and set up SSH.
Learn how to connect to FTP servers from a client, a browser, or the command line.
Learn how to install CentOS, perform common admin tasks from the command line, and get popular services running.
Learn how to install and set up Ubuntu as your main operating system or on a virtual machine, navigate the desktop, and work with popular Linux desktop programs.
Learn how to build a real-world automation script with AppleScript.
A fast-paced introduction to Bash script, a popular shell scripting language on Mac OS X and Linux.