campeterson

from __future__ import division
import numpy
import shlex
from uuid import uuid1
class d3object:
    def __init__(self,
                 height=100,
                 width=100,
                 topHtml='',
                 bottomHtml='',

campeterson

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))

campeterson

//
// Example usage: phantomjs screenshot.js http://yahoo.com /tmp/yahoo.png
//

var system = require('system');
var url = system.args[1];
var filename = system.args[2];
var page = new WebPage();

page.open(url, function (status) {

campeterson

source :rubygems

# We are not loading Active Record, nor Active Resources etc.
# We can do this in any app by simply replacing the rails gem
# by the parts we want to use.
gem "actionpack", "~> 3.2"
gem "railties",   "~> 3.2"
gem "tzinfo"

# Let's use thin

campeterson

[1, 2, 3] * ',' # => "1,2,3"

[1, 2, 3] + [3, 4, 5] # => [1, 2, 3, 3, 4, 5]

[1, 2, 3] << "a" << "b" #=> [1, 2, 3, "a", "b"]

[ "a", "a", "c" ]    <=> [ "a", "b", "c" ]

a = Array.new
a[4] = "hello" => [nil, nil, nil, nil, "hello"]

campeterson

#!/bin/bash

# Enable full keyboard access for all controls (e.g. enable Tab in modal dialogs)
defaults write NSGlobalDomain AppleKeyboardUIMode -int 3

# Enable the 2D Dock
#defaults write com.apple.dock no-glass -bool true

# Disable menu bar transparency
#defaults write -g AppleEnableMenuBarTransparency -bool false