dce

var util = require("util");

var clone = function(obj) {
  var f = function() { };
  f.prototype = obj;
  return new f;
};

var person = {
  name: "Person",

dce

my_fold := method(list, coll, lambda,
  if (list size == 0) then (
    return coll
  ) else (
    return fold(list rest,
                lambda call(coll, list first),
                lambda)
  )
)

dce

Io> make_adder := method(x, block(y, x + y))
==> method(x, 
    block(y, x + y)
)
Io> add5 := make_adder(5)
==> method(y, 
    x + y
)
Io> add5 call(3)
==> 8

dce

TXJS

Doug Crockford:

• '{' on same line (for returning obj. literals)

Brendan Eich:

• http://www.slideshare.net/BrendanEich/paren-free
• http://www.slideshare.net/BrendanEich/txjs-talk

dce

require "rubygems"
require "mp3info"

`ls -1 *.flac`.split(/\n/).each do |flac|
  filename = flac.gsub("flac", "mp3")
  `flac -d -c "#{flac}" | lame - converted/"#{filename}"`

  Mp3Info.open("converted/#{filename}") do |mp3|
    mp3.tag.title = filename[16..-5]
    mp3.tag.artist = "Artist"

dce

Vim for Rails Developers

http://www.codeulatescreencasts.com/products/vim-for-rails-developers

Intro

• Typeracer
• [Keyboard cheat sheet][2]

dce

def PostsController < ActionController::Base
  def create
    @post = Post.new(params[:post])

    if @post.save
      redirect_to posts_path
    else
      render :action => "new"
    end
  end

dce

Processing UserSessionsController#create (for 127.0.0.1 at 2010-11-01 14:12:23) [POST]
  Parameters: {"action"=>"create", "authenticity_token"=>"rB6dLcQC55xOHF5Bl3R1/0Y3mqRSkZwYB6q7tyjhu0M=", "controller"=>"user_sessions", "login"=>"dce", "password"=>"[FILTERED]"}
  User Load (14.4ms)   SELECT * FROM `users` WHERE (`users`.`pseudo_user_token` = '05505517a648f628c45da6d97ece48ead0b21519') LIMIT 1
insider UserSessions#create
  User Load (0.4ms)   SELECT * FROM `users` WHERE (LOWER(`users`.login) = 'dce') LIMIT 1
  SQL (0.1ms)   BEGIN
  Speaker Columns (1.6ms)   SHOW FIELDS FROM `speakers`
  Speaker Load (0.4ms)   SELECT * FROM `speakers` WHERE (`speakers`.`id` = 2) AND (speakers.is_spam = 0 OR NULL) 
  User Update (0.3ms)   UPDATE `users` SET `updated_at` = '2010-11-01 14:12:23', `perishable_token` = 'wizLh57sve3jPaAJBw', `last_login_at` = '2010-11-01 14:10:21', `current_login_at` = '2010-11-01 14:12:23', `login_count` = 4, `last_request_at` = '2010-11-01 14:12:23' WHERE `id` = 2
  SQL (0.6ms)   COMMIT

dce

class Object
  def given(meth)
    yield self if send(meth)
  end
end

dce

Hi user33!

Here's what's been happening with your SpeakerRate profile lately.

You were added as a speaker to 2 talks:

  * "TDD" (http://speakerrate.test/talks/1126-tdd)
  * "TDD" (http://speakerrate.test/talks/1127-tdd)

New ratings on your talks: