kylefox

# Used like this in your model: validates_format_of :email, :with => RFC822::EmailAddress

#
# RFC822 Email Address Regex
# --------------------------
# 
# Originally written by Cal Henderson
# c.f. http://iamcal.com/publish/articles/php/parsing_email/
#
# Translated to Ruby by Tim Fletcher, with changes suggested by Dan Kubb.

kylefox

# Assume a Post belongs to a Blog.

# Django does this with one SQL statement:
posts = Post.objects.filter(blog__name="My Blog")

# Rails:
posts = Blog.find_by_name("My Blog").posts

# Rails?
posts = Post.where(:blog__name => 'My Blog')

kylefox

</style><!-- Prematurely close the opening <style> tag FJ inserts -->

<!-- Add your custom stuff -->
<link rel="stylesheet" href="http://example.com/my-custom.css" type="text/css" charset="utf-8" />
<script src="http://example.com/my-awesome-script.js" type="text/javascript" charset="utf-8"></script>

<!-- Re-open the <style> tag (FJ will automatically add the closing tag) -->
<style type="text/css" media="screen">

#header.container {

kylefox

# PIL Patch to access/retain embedded ICC profiles doesn't save ICC Profiles
# when saving the image to a StringIO instead of a file-object.
# (patch at http://www.mail-archive.com/image-sig@python.org/msg01936.html)

# An Image with an ICC Profile
>>> img = Image.open('fuzz.jpg')
>>> img.info.has_key('icc_profile')
True

# Save that same Image to a StringIO and write it to a file.

kylefox

function parse_git_dirty {
  [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit (working directory clean)" ]] && echo "*"
}
function parse_git_branch {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/[\1$(parse_git_dirty)]/"
}

export PS1='\[\033[0;35m\]\w\[\033[0;36m\]$(parse_git_branch)\[\e[0m\]: '

kylefox

require 'fakefs/safe'

class SiteTest < ActiveSupport::TestCase
  
  def setup
    FakeFS.activate!
    @site = Factory(:site)
  end
  
  def teardown

kylefox

# Renders a menu: http://gist.github.com/368818

# Returns a symbol indicating which of the main tabs is active, based on the current controller.
def get_main_tab
  subtab = controller_name.to_sym
  tab = case subtab
    when :landing then :home
    when :users then :users
    when :exams, :items, :topics then :exams
    when :pages, :menus, :files, :email_templates then :content

kylefox

/ get_main_tab is defined in http://gist.github.com/368812

- @tab, @subtab = get_main_tab

#header
  .container
    %ul#nav.hmenu
      %li{:class => @tab == :home ? 'current' : ''}= link_to t('nav.home'), admin_landing_path
      %li{:class => @tab == :users ? 'current' : ''}= link_to t('nav.users.tab'), admin_users_path
      %li{:class => @tab == :exams ? 'current' : ''}= link_to t('nav.exams.tab'), admin_exams_path

kylefox

# How do I get Paperclip's post processor callbacks to run?
# The methods below don't seem to work.
# http://groups.google.com/group/paperclip-plugin/browse_thread/thread/d4ee841d5a7e00b2

####################################

# Define `after_post_process` in the model
class Photo < ActiveRecord::Base
  has_attached_file :image
  

kylefox

/*
*    Sweet sugar for jQuery's $.data API.
*    http://yehudakatz.com/2009/04/20/evented-programming-with-jquery/
*
*    Instead of this:
*
*        $("#foo").data("foo"); // Get foo
*        $("#foo").data("foo", 'bar'); // Set foo
*
*    Do this: