jlogsdon

#!/usr/bin/env ruby

rrd_out = `rrdtool fetch ./switch01_traffic.rrd AVERAGE`
rrd_out.each do |line|
  puts "Some Prefix #{line}"
end

# Outputs:
# Some Prefix Line 1
# Some Prefix Line 2

jlogsdon

var Neave = Neave || {};
(function (e) {
    var d = false,
        g = 0,
        b = 0,
        i = 0;

    function h() {
        d = true;
        $("#lang").show();

jlogsdon

describe '#valid_ip' do
  it 'returns true given a valid IP address' do
    subject.valid_ip('192.168.1.1').should be_true
    # Throw several valid IPs here
  end

  it 'returns false given an invalid IP address' do
    subject.valid_ip('fake').should be_false
    # Throw several invalid IPs here
  end

jlogsdon

c = Configuration.new
c[:foo][:bar][:baz] = [1,2,3]
c['foo']['bar']['baz'] # => [1,2,3]

c[:foo] = {bar: :baz}
c[:foo][:another][:brick][:in][:the] = :wall

c # => {:foo => {:bar => :baz, :another => {:brick => {:in => {:the => :wall}}}}}

class Configuration < ::Hash

jlogsdon

Question: Convert following into the latter data structure in less than 30 lines:

List:
  A, B, C
  A, C, E
  E, F, D
  D, A, J
  E, D, J

List

jlogsdon

class TwitterBootstrapFormFor::FormControls < ActionView::Helpers::FormBuilder
  # Truncated! Full file is at https://github.com/jlogsdon/twitter_bootstrap_form_for/blob/master/lib/twitter_bootstrap_form_for/form_builder.rb

  def check_box(attribute, text, options = {}, checked_value = 1, unchecked_value = 0)
    klasses = _merge_classes 'checkbox', options.delete(:inline) && 'inline'

    self.label(attribute, :class => klasses) do
      template.concat super(attribute, options, checked_value, unchecked_value)
      template.concat text
      yield if block_given?

jlogsdon

<?php

if (php_sapi_name() != 'cli') {
    die('Must run from command line');
}

error_reporting(E_ALL | E_STRICT);
ini_set('display_errors', 1);
ini_set('log_errors', 0);
ini_set('html_errors', 0);

jlogsdon

class Mineral < ActiveRecord::Base
  has_many :ore_contents
  has_many :ores, :through => :ore_contents
end

class Ore < ActiveRecord::Base
  has_many :ore_contents
  has_many :minerals, :through => :ore_contents

  validates_presence_of :batch_size

jlogsdon

@ores = [
  {name: 'foo', cost: 100},
  {name: 'bar', cost: 100},
  {name: 'foo', cost: 100},
  {name: 'baz', cost: 100},
  {name: 'bar', cost: 100}
]


@ores.select { |o| o['name'] == 'foo' } => [{name: 'foo', cost: 100}, {name: 'foo', cost: 100}]

jlogsdon

foo = Hash.new("Hello")
foo[:bar] << ' World'
foo[:baz] == "Hello World"