dvanderbeek

module ValidUserRequestHelper
  def sign_in_as_a_valid_user
    @user ||= FactoryGirl.create :user
    post_via_redirect user_session_path, 'user[email]' => @user.email, 'user[password]' => @user.password
  end
end

# spec_helper.rb
RSpec.configure do |config|
  config.include ValidUserRequestHelper, :type => :request

dvanderbeek

def sumproduct(a, b)
  sum, i, n = 0, 0, a.size
  while i < n
    sum += a[i] * b[i]
    i += 1
  end
  sum
end

dvanderbeek

# Bad
<% user_presenter = UserPresenter.new(@user, self) %>
<%= user_presenter.name %>
<%= user_presenter.avatar %>

# Good
<% present @user do |user_presenter| %>
  <%= user_presenter.name %>
  <%= user_presenter.avatar %>
<% end %>

dvanderbeek

<% [:notice, :error, :alert].each do |level| %>
  <% unless flash[level].blank? %>
    <div class="alert alert-<%= flash_class(level) %>">
      <a class="close" href="#">×</a>
      <%= content_tag :p, flash[level] %>
    </div>
  <% end %>
<% end %>

dvanderbeek

Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.

        /Users/earlynovrock/.rvm/rubies/ree-1.8.7-2012.02/bin/ruby extconf.rb 
Building libmemcached.
tar xzf libmemcached-0.32.tar.gz 2>&1
Patching libmemcached source for mark-dead behavior.
patch -p1 -f < libmemcached-1.patch
patching file libmemcached-0.32/libmemcached/memcached_response.c
patching file libmemcached-0.32/libmemcached/memcached.c
patching file libmemcached-0.32/libmemcached/memcached.h