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

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

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

//
// 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

#!/usr/bin/env ruby

contents = File.read('1.dataset')

A = contents.gsub(/[CcGgTt]/,'')
C = contents.gsub(/[AaGgTt]/,'')
G = contents.gsub(/[AaCcTt]/,'')
T = contents.gsub(/[AaCcGg]/,'')

puts "#{A.length} #{C.length} #{G.length} #{T.length}"

campeterson

#!/usr/bin/env ruby

input = ARGV[0]

a = input.count('A');
c = input.count('C');
g = input.count('G');
u = input.count('U')

p "#{a} #{c} #{g} #{u}"

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

Aviation

National Flight Data Center (NFDC)

https://nfdc.faa.gov/xwiki/bin/view/NFDC/WebHome

FAA Data & Research

http://www.faa.gov/data_research/

Flight Delay Information

http://www.fly.faa.gov/flyfaa/usmap.jsp

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

response = $.getJSON("/pcr.json");
data = JSON.parse(response.responseText);

newData = {"Printer":{}, "Cutter": {}, "Router": []}
$(data).each( function() {
 obj = this;
 if (obj.type == "Router") {
   newData[obj.type].push(obj.make);
 } else {
   if (!newData[obj.type][obj.make]) {