mindscratch

# Usage: rackup config.ru

require 'gollum'
require 'gollum/frontend/app'
require 'puma'

Precious::App.set(:gollum_path, Dir.pwd)
Precious::App.set(:server, :puma)

mindscratch

# http://docs.mongodb.org/manual/reference/bsondump/

fh = File.open("somefile.bson", "rb")
while not fh.eof? do
  obj = BSON.read_bson_document fh
  id = obj.delete "_id"
  # assume Thing is a Mongoid::Document
  thing = Thing.new obj
  thing["_id"] = id.to_s
  thing.save

mindscratch

var AutocompleteView = Backbone.View.extend({
  
  initialize: function() {
        this.availableTags = [
            "ActionScript",
            "AppleScript",
            "Asp",
            "BASIC",
            "C",
            "C++",

mindscratch

// Use the browser's built-in functionality to quickly and safely escape the
// string
function escapeHtml(str) {
    var div = document.createElement('div');
    div.appendChild(document.createTextNode(str));
    return div.innerHTML;
};

// UNSAFE with unsafe strings; only use on previously-escaped ones!
function unescapeHtml(escapedStr) {

mindscratch

GC::Profiler.enable

# your code

puts GC::Profiler.result

# GC.disable
puts ObjectSpace.count_objects.inspect

mindscratch

Install Rails 3.1

gem install rails

generate new app, skipping Test::Unit file generation

rails new my_app -T

Set up Gemfile

mindscratch

#!/bin/sh
set -e

if [ -d "generated" ] ; then
    echo >&2 "error: 'generated' directory already exists.  Delete it first."
    exit 1
fi

mkdir generated

mindscratch

require 'aquarium'

module Gizmo
  class ExceptionHandling
    include Aquarium::DSL

    types = ['Gizmo::FindAll', 'Gizmo::Find', 'Gizmo::Make', 'Gizmo::Modify', 'Gizmo::Delete']
    around :calls_to => [:call], :in_types => types do |jp, operation, *args|
      puts "inside around advice..
      jp.proceed

mindscratch

# usage:
# $ chrome index.html
function chrome() {
    open $@ --args --allow-file-access-from-files
}

# usage:
# $ server
alias server='open http://localhost:8000 && python -m SimpleHTTPServer'

mindscratch

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