useful things

Web Astrophysical Calculator – I don’t know how I missed this for 16 years…
I’d so totally pay $0.99 cents for this if someone wants to make it into an App

How to Optimize Your Caffeine Intake – PSU provides a genuine service to society – and it is an App!


  1. #1 Phil Condreay
    February 16, 2012
  2. #2 GrayGaffer
    February 17, 2012

    Save the page to Offline Reader (free). All its Javascript is in the html so there are no outside links to worry about.

    Then again, Wolfram Alpha. or the remarkable SpaceTime calculator (while you can still get it, its replacement MathStudio is $20).

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