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Eplot: A new package for making charts in Emacs
One of the items on my todo list was: And that’s because I’ve been looking for an easy way to do simple plots for yonks. When I did a post about movie ratings, I tried chart.el: It̵…
They basically just use the largest number as the highest Y marking, and then add a couple lines equidistant towards origo, and then go off and collect their paychecks. And the problem isn’t exactly “hard” in a “solve for Eulers dilemma” maths way, but it just requires some thought about what “pleasing numbers” are (basically 1, 2 and 5 in various scales), and thoughtful handling of the many border cases you get when plotting stock charts (a range can be between $0.00001 and $0.00002, or between 1e9 and 1e10 etc etc), and how do to time periods (years, sure, but then half years and then quarters and months and weeks? To digress a bit — sometimes I happen upon what seems to be nice libraries (or frameworks, as they often call themselves), and the selling point is often “we do all the boring stuff for you!
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