(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
class SimpleLinearRegression | |
def initialize(xs, ys) | |
@xs, @ys = xs, ys | |
if @xs.length != @ys.length | |
raise "Unbalanced data. xs need to be same length as ys" | |
end | |
end | |
def y_intercept | |
mean(@ys) - (slope * mean(@xs)) |
This installs a patched ruby 1.9.3-p327 with various performance improvements and a backported COW-friendly GC, all courtesy of funny-falcon.
You will also need a C Compiler. If you're on Linux, you probably already have one or know how to install one. On OS X, you should install XCode, and brew install autoconf
using homebrew.