ICS: Providing a ‘subscribe in Google Calendar’ link for a feed

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If you provide your own custom generated ICS file hosted at a URL, it’s nice to be able to give Google Calendar users an easy way to subscribe to that fee...

Finding nulls in DataFrames

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Mac: Ask user for password via GUI

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This function will use AppleScript to present a password entry dialog to make your scripts a little more user friendly:

Mac: Date and Time

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List Available Timezones:

Mac: Restart or shutdown

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You can restart or shutdown from the command line: