Turtle Basics

-- CTRL + T to terminate a program
-- CTRL+R or CTRL+S (for reboot and shutdown)
-- pastebin get m5572C0n eTunnel
-- rm eTunnel.lua                   To update

Set Name
In the command line on the turtle, just run this command:
label set TurtleName
From Lua you can do:
os.setComputerLabel("LabelName")

Turtle Command Line:
programs
to see a list of programs