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Showing posts from July, 2007

Calendar says 41, web says 25

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I like the really high life expectancy too.
Not sure if I can trust this program though, it's not too sure on how to spell "Expectancy".

Eyebrows serve to show where we are looking

Why do we have a line of hair sitting caterpillar-like above each of our eyes? Forget such mundanities as dust protection or ornamentation, a new study suggests our eyebrows serve to control how easily other people can tell where we are looking.

Dreams of the Ultimate Calculator

I have this recurring fantasy of programming the perfect calculator. I've found two or three very good ones:
Frink, is a Java based calculator that I've become very fond of. It nearly has it all:Pros
Runs anywhere, including cell phones and other small devices that have Java.Unit conversion including currencies, and timezones.Unlimited precision, interval arithmetic, complex numbers.Really fun tutorial.
ConsClosed source.Java ;-)Qalculate!ProsOpen Source
Auto complete as you type, pretty cool.
Pretty prints results, ex. sqrt(2) => √(2) or 2*3 => 2·3.
Notion of exact values and showing fractional values.Weird numbers formats like Roman, SexagesimalCan create your own functions that has dialog boxes.
RPN, plotting, history
ConsToo many menus buttons.Not fun, a little dry.Missing Brazilian Real for currency!No timezones.wxMaximaProsOpen sourceComplete computer algebra system.PlottingConsNo unit conversionsNo timezone conversionsIf I were to make a calculator what features would I…