kylefox

/*
    Geolocation with HTML5, falling back to Google Ajax APIs.
    http://marcgrabanski.com/article/html5-geolocation-fallback-google-ajax-api
*/
<script src="http://www.google.com/jsapi?key=YOUR_API_KEY"></script>
<script>
var myLocation; // global variable to store lat/lng
if (navigator && navigator.geolocation) {
  // HTML5 GeoLocation
  function getLocation(position) {

kylefox

Author.objects.extra(select={
  'book_count': """
    SELECT COUNT(*)
    FROM books_book
    WHERE books_book.author_id = books_author.id
    """
})

kylefox

class AuthorManager(Manager):
  def get_query_set(self):
    return super(AuthorManager, self).get_query_set().extra(select={
      'book_count': """
        SELECT COUNT(*)
        FROM books_book WHERE
        books_book.author_id = books_author.id"""
})

class Author(Model):

kylefox

<h1>Authors</h1>
<ul>
{% for author in author_list %}
    <li>{{ author }}: {{ author.book_set.count }} books</li>
{% endfor %}
</ul>

kylefox

<ul>
{% for author in author_list %}
    <li>{{ author }}: {{ author.book_count }} books</li>
{% endfor %}
</ul>

kylefox

class Author(Model):
  name = CharField(max_length=100)

class Book(Model):
  title = CharField(max_length=100)
  author = ForeignKey(Author)

kylefox

/*
    Cross-browser CSS Gradients.  Works in IE6+
*/

#nav a {
  background: -moz-linear-gradient(top, #c8106e, #87114f);
  background: -webkit-gradient(linear,left bottom,left top,color-stop(0, #87114f),color-stop(1, #c8106e));
  filter:  progid:DXImageTransform.Microsoft.gradient(GradientType=0,startColorstr='#c8106e', endColorstr='#87114f');
  -ms-filter: "progid:DXImageTransform.Microsoft.gradient(GradientType=0,startColorstr='#c8106e', endColorstr='#87114f')";
}

kylefox

# Lower bound of Wilson score confidence interval  

def ci_lower_bound(pos, n, power=0.10)
  return 0 if n == 0        
  z = Statistics2.pnormaldist(1-power/2)
  phat = 1.0*pos/n
  (phat + z*z/(2*n) - z * Math.sqrt((phat*(1-phat)+z*z/(4*n))/n))/(1+z*z/n)
end

kylefox

// You can access a function from within itself using `arguments.callee`
function same() {
  console.log(same == arguments.callee);
}

same(); // => true

// Functions have name and length attributes.
// `func.length` returns the number of formal arguments the function accepts.
function awesome(a, b, c) {

kylefox

(function($) {

$.fn.thePlugin = function(options) {

	// build main options before element iteration:
	var opts = $.extend({}, $.fn.thePlugin.defaults, options);

	var $this = $(this);
	var thePlugin = {
		index: 0,