Ellison’s Law

Carl Ellison (a cryptographer at Intel, a great guy) formulated what I call Ellison’s Law, which states that the userbase for strong cryptography declines by half with every additional keystroke or mouseclick required to make it work. Think about that when you’re designing tools.
–Cult of the Dead Cow

Calling the command line from Cocoa

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Determining your laptop’s location with a shell command

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