Merge branch 'master' into fix_method_refs

* master: (21 commits)
  0.2.7
  Remove remaining trailing whitespace from all pages. Fixes jquery#313.
  Style and typography fixes, and code style adherence in the JavaScript 101 section. Fixes jquery#312.
  0.2.6
  Correct comment in :input selector in Selecting Elements article. Fixes jquery#306.
  Expand the JavaScript 101 'Scope' article with more useful information and explanations. Fixes jquery#201.
  Added 0 to the list of falsy values in JavaScript 101 Conditional Code article. Fixes jquery#300. Fixes jquery#271
  Inserted missing word in the JavaScript 101 Arrays article. Fixes jquery#299.
  Fixed inconsistency in showLinkLocation example in Basic Plugin Creation article. Fixes jquery#307.
  Fix example and other style cleanup in Basic Plugin Creation article. Fixes jquery#310. Fixes jquery#311.
  Update list of reserved words in JavaScript. Fixes jquery#301.
  Style and typography fixes and code style adherence in the Events section. Fixes jquery#294.
  Style and typography fixes, and code style adherence in the Effects section. Fixes jquery#290.
  Style and typography fixes, and code style adherence in the Code Organization section. Fixes jquery#287.
  Remove double ampersands in README header. Fixes jquery#284.
  Code and prose style improvements to all articles in Ajax chapter. Fixes jquery#283.
  Style fixes on the About page. Fixes jquery#279.
  Style guide fixes for the index, contributing, and About jQuery articles. Fixes jquery#270
  relabel queue/dequeue content as advanced
  Added a missing 'i' in the for loop. Fixes jquery#280.
  ...

Conflicts:
	page/ajax/ajax-and-forms.md
	page/ajax/jquery-ajax-methods.md
	page/effects/custom-effects.md
	page/effects/intro-to-effects.md
	page/events/event-basics.md
	page/events/event-helpers.md
	page/events/introduction-to-custom-events.md
	page/events/triggering-event-handlers.md

Author: rmurphey

CONTRIBUTING.md

@@ -1,13 +1,13 @@
 ---
 title: Contributing
-customFields: 
+customFields:
   -
     key: "is_chapter"
     value: 0
 ---
 
 Depending on your level of experience with some of the workflows common to many
-open source projects, e.g., git/Github, the command line, and setting up a
+open source projects, e.g. git/GitHub, the command line, and setting up a
 local development environment, contributing to this site may be a breeze or
 come with a bit of a learning curve. If you fit into the former group, great!
 Jump ahead to learn how to get started.
@@ -38,7 +38,7 @@ you are probably familiar with the frustrating feeling of putting a useful tip
 out there, and then wondering if it's actually making its way to the people who
 need it, and what to do with that old post years and versions down the road.
 You're invited to share that energy to help us bring that ecosystem together
-and grow it further! 
+and grow it further!
 
 If you've ever helped anyone, colleague or stranger, with a particular problem,
 then you know the value of having a reference you can quickly link to that says
@@ -71,7 +71,7 @@ controls most of the layout for all of our sites, and there is a [child
 theme](https://github.com/jquery/jquery-wp-content/tree/master/themes/learn.jquery.com)
 that controls the templates and styles specific to the learn site.
 
-[`jquery-wp-content`](http://github.com/jquery/jquery-wp-content) powers our sites in 
+[`jquery-wp-content`](http://github.com/jquery/jquery-wp-content) powers our sites in
 production and staging environments, and can set up for local development relatively easily.
 
 ### Build
@@ -80,7 +80,7 @@ The static content in the `page` directory is deployed to a
 [`jquery-wp-content`](http://github.com/jquery/jquery-wp-content) instance
 using [grunt](http://gruntjs.com), specifically with two grunt plugins we've created:
 
-* [grunt-jquery-content](http://github.com/jquery/grunt-jquery-content) - pre-processes content in a variety of formats (HTML, Markdown, XML) into HTML, applying syntax highlighting and some simple partial support, preparing it for processing by 
+* [grunt-jquery-content](http://github.com/jquery/grunt-jquery-content) - pre-processes content in a variety of formats (HTML, Markdown, XML) into HTML, applying syntax highlighting and some simple partial support, preparing it for processing by
 * [grunt-wordpress](http://github.com/scottgonzalez/grunt-wordpress) - syncs static content to WordPress using [XML-RPC](http://codex.wordpress.org/XML-RPC_Support)
 
 
@@ -129,7 +129,7 @@ Once you've gotten your environment working, here are the general steps you shou
 
 1. Create a new "feature" branch based on `master` -- `git branch <feature/issue name/number>`
 2. Move onto that branch -- `git checkout <feature/issue name/number>`
-3. Work on your awesome contribution. 
+3. Work on your awesome contribution.
 4. As you work and want to preview your changes, use `grunt` to deploy them to the your site. You can also use `grunt watch` to have the site monitor the `page` directory for any changes and automatically have the changes deployed every time you save.
 5. When you're done, stage the new/modified preparation for commit -- `git add page/faq/how-do-i-add-a-new-article-to-the-learn-site.md`
 6. Commit the files to your local repo -- `git commit -m "add a relevant message describing the change"`
@@ -142,10 +142,10 @@ Requests](http://contribute.jquery.org/commits-and-pull-requests/) guide.
 
 ### Adding A New Article
 
-1. Add the file to the right folder in the page folder. 
+1. Add the file to the right folder in the page folder.
 2. Add the slug name (the filename without the extension) to the desired location `order.yml`
 3. Run `grunt`
-4. You should now be able to navigate to the file. 
+4. You should now be able to navigate to the file.
 
 ### Formatting Articles
 

README.md

@@ -36,7 +36,7 @@ Each of the articles on the site has some [YAML "Front Matter"](https://github.c
 
 `level: advanced`
 
-## Building && Working Locally
+## Building & Working Locally
 
 As this site is part of the jQuery network of sites, its presentation is controlled by our [web base template](https://github.com/jquery/jquery-wp-content). To preview the site locally, first follow the [instructions there](https://github.com/jquery/jquery-wp-content) to set up a local version of the jQuery WordPress network. Then, clone this repo and run the following steps (node.js required).
 

package.json

@@ -2,7 +2,7 @@
   "name": "learn.jquery.com",
   "title": "jQuery Learning Site",
   "description": "jQuery Foundation site for learning jQuery and JavaScript",
-  "version": "0.2.5",
+  "version": "0.2.7",
   "homepage": "http://learn.jquery.com",
   "author": {
     "name": "jQuery Foundation (http://jquery.org/)"

page/about-jquery/additional-support.md

@@ -27,7 +27,7 @@ There are many subforums where you can discuss jQuery, ask questions, talk about
 * [Developing jQuery Plugins](http://forum.jquery.com/developing-jquery-plugins)
   * This forum covers development of jQuery plugins.
 * [Developing jQuery UI](http://forum.jquery.com/developing-jquery-ui)
-  * This is the place to discuss development of [jQuery UI](http://jqueryui.com/) itself - including bugs, new plugins, and how you can help.
+  * This is the place to discuss development of [jQuery UI](http://jqueryui.com/) itself — including bugs, new plugins, and how you can help.
   * All jQuery UI svn commits are posted to this list to facilitate feedback, discussion, and review.
   * Also note that a lot of the development and planning of jQuery UI takes place on the [jQuery UI Development and Planning Wiki](http://wiki.jqueryui.com/).
 * [Developing jQuery Mobile](http://forum.jquery.com/developing-jquery-mobile)
@@ -41,12 +41,12 @@ To ensure that you'll get a useful answer in no time, please consider the follow
 
 * Ensure your markup is valid.
 * Use Firebug/Developer Tools to see if you have an exception.
-* Use Firebug/Developer Tools to inspect the html classes, css. etc.
-* Try expected resulting html and css without javascript/jQuery and see if the problem could be isolated to those two.
+* Use Firebug/Developer Tools to inspect the HTML classes, CSS, etc.
+* Try expected resulting HTML and CSS without JavaScript/jQuery and see if the problem could be isolated to those two.
 * Reduce to a minimal test case (keep removing things until the problem goes away, etc.)
-* Provide that test case as part of your mail. Either upload it somewhere or post it on jsbin.com.
+* Provide that test case as part of your mail. Either upload it somewhere or post it on [jsbin.com](http://jsbin.com/).
 
-In general, keep your question short and focused and provide only essential details - others can be added when required.
+In general, keep your question short and focused and provide only essential details — others can be added when required.
 
 ### Mailing List Archives
 
@@ -71,8 +71,8 @@ The IRC Channel is best if you need quick help with any of the following:
 
 * JavaScript
 * jQuery syntax
-* problem solving
-* strange bugs.
+* Problem solving
+* Strange bugs
 
 If your problem is more in-depth, we may ask you to post to the mailing list, or the bug tracker, so that we can help you in a more-suitable environment.
 

page/about-jquery/how-jquery-works.md

@@ -5,22 +5,22 @@ level: beginner
 ### jQuery: The Basics
 
 This is a basic tutorial, designed to help you get started using jQuery. If you
-don't have a test page setup yet, start by creating the following HTML page: 
+don't have a test page setup yet, start by creating the following HTML page:
 
 ```
 <!doctype html>
 <html>
-  <head>
-    <meta charset="utf-8">
-    <title>Demo</title>
-  </head>
-  <body>
-    <a href="http://jquery.com/">jQuery</a>
-    <script src="jquery.js"></script>
-    <script>
-      // Your code goes here
-    </script>
-  </body>
+<head>
+	<meta charset="utf-8">
+	<title>Demo</title>
+</head>
+<body>
+	<a href="http://jquery.com/">jQuery</a>
+	<script src="jquery.js"></script>
+	<script>
+	// Your code goes here
+	</script>
+</body>
 </html>
 ```
 
@@ -30,77 +30,77 @@ and store the `jquery.js` file in the same directory as your HTML file.
 
 ### Launching Code on Document Ready
 
-To ensure that their code runs after the browser finishes loading the document, 
+To ensure that their code runs after the browser finishes loading the document,
 many JavaScript programmers wrap their code in an `onload` function:
 
 ```
 window.onload = function() {
-  alert("welcome");
+	alert( "welcome" );
 }
 ```
 
 Unfortunately, the code doesn't run until all images are finished downloading, including banner ads.
-To run code as soon as the `document` is ready to be manipulated, jQuery has a statement 
-known as the [ ready event ](http://api.jquery.com/ready):
+To run code as soon as the `document` is ready to be manipulated, jQuery has a statement
+known as the [ready event](http://api.jquery.com/ready):
 
 ```
-$( document ).ready( function() {
-  // Your code here
+$( document ).ready(function() {
+	// Your code here
 });
 ```
 
 For example, inside the `ready` event, you can add a click handler to the link:
 
 ```
 $( document ).ready(function() {
-  $("a").click(function( event ) {
-    alert("Thanks for visiting!");
-  });
+	$( "a" ).click(function( event ) {
+		alert( "Thanks for visiting!" );
+	});
 });
 ```
 
-Save your HTML file and reload the test page in your browser. 
-Clicking the link should now first display an alert pop-up, 
+Save your HTML file and reload the test page in your browser.
+Clicking the link should now first display an alert pop-up,
 then continue with the default behavior of navigating to http://jquery.com.
 
-For `click` and most other [events](http://api.jquery.com/category/events/), 
+For `click` and most other [events](http://api.jquery.com/category/events/),
 you can prevent the default behavior by calling `event.preventDefault()` in the event handler:
 
 ```
 $( document ).ready(function() {
-  $("a").click(function( event ) {
-    alert("As you can see, the link no longer took you to jquery.com");
-    event.preventDefault();
-  });
+	$( "a" ).click(function( event ) {
+		alert( "As you can see, the link no longer took you to jquery.com" );
+		event.preventDefault();
+	});
 });
 ```
 
 ### Complete Example
 
 The following example illustrates the click handling code discussed above,
 embedded directly in the HTML `<body>`. Note that in practice,
-it is usually better to place your code in a separate JS file 
+it is usually better to place your code in a separate JS file
 and load it on the page with a `<script>` element's `src` attribute.
 
 ```
 <!doctype html>
 <html>
-  <head>
-    <meta charset="utf-8">
-    <title>Demo</title>
-  </head>
-  <body>
-    <a href="http://jquery.com/">jQuery</a>
-    <script src="jquery.js"></script>
-    <script>
-      $( document ).ready(function() {
-        $("a").click(function( event ) {
-          alert("The link will no longer take you to jquery.com");
-          event.preventDefault();
-        });
-      });
-    </script>
-  </body>
+<head>
+	<meta charset="utf-8">
+	<title>Demo</title>
+</head>
+<body>
+	<a href="http://jquery.com/">jQuery</a>
+	<script src="jquery.js"></script>
+	<script>
+	$( document ).ready(function() {
+		$( "a" ).click(function( event ) {
+			alert( "The link will no longer take you to jquery.com" );
+			event.preventDefault();
+		});
+	});
+	</script>
+</body>
 </html>
 ```
 
@@ -114,24 +114,24 @@ First, add some style information into the `<head>` of the document, like this:
 
 ```
 <style>
-  a.test {
-    font-weight: bold;
-  }
+a.test {
+	font-weight: bold;
+}
 </style>
 ```
 
 Next, add the [addClass()](http://api.jquery.com/addClass) call to the script:
 
 ```
-$("a").addClass("test");
+$( "a" ).addClass( "test" );
 ```
 
 All `a` elements are now bold.
 
 To remove an existing `class`, use [removeClass()](http://api.jquery.com/removeClass):
 
 ```
-$("a").removeClass("test");
+$( "a" ).removeClass( "test" );
 ```
 
 ### Special Effects
@@ -141,9 +141,9 @@ to help you make your web sites stand out.
 For example, if you create a click handler of:
 
 ```
-$("a").click(function( event ){
-  event.preventDefault();
-  $( this ).hide("slow");
+$( "a" ).click(function( event ){
+	event.preventDefault();
+	$( this ).hide( "slow" );
 });
 ```
 
@@ -155,7 +155,7 @@ Unlike many other programming languages, JavaScript enables you to freely pass f
 A *callback* is a function that is passed as an argument to another function and
 is executed after its parent function has completed. Callbacks are special because
 they patiently wait to execute until their parent finishes.
-Meanwhile, the browser can be executing other functions or doing all sorts of other work. 
+Meanwhile, the browser can be executing other functions or doing all sorts of other work.
 
 To use callbacks, it is important to know how to pass them into their parent function.
 
@@ -172,31 +172,31 @@ When [$.get](http://api.jquery.com/jQuery.get/) finishes getting the page `myhtm
 
 ### Callback *with* Arguments
 
-Executing callbacks with arguments can be tricky. 
+Executing callbacks with arguments can be tricky.
 
 #### Wrong
 This code example will ***not*** work:
 
 ```
-$.get( "myhtmlpage.html", myCallBack(param1, param2) );
+$.get( "myhtmlpage.html", myCallBack( param1, param2 ) );
 ```
 
-The reason this fails is that the code executes `myCallBack( param1, param2 )` immediately 
-and then passes the myCallBack's *return value* as the second parameter to `$.get`.
-We actually want to pass the function `myCallBack`, not `myCallBack( param1, param2)`'s return value
+The reason this fails is that the code executes `myCallBack( param1, param2 )` immediately
+and then passes myCallBack's *return value* as the second parameter to `$.get`.
+We actually want to pass the function `myCallBack`, not `myCallBack( param1, param2 )`'s return value
 (which might or might not be a function).  So, how to pass in `myCallBack` *and* include its arguments?
 
 #### Right
 
 To defer executing `myCallBack` with its parameters, you can use an anonymous function as a wrapper.
 Note the use of `function() {`.  The anonymous function does exactly one thing:  calls
-`myCallBack`, with the values of `param1` and `param2`. 
+`myCallBack`, with the values of `param1` and `param2`.
 
 ```
- $.get( "myhtmlpage.html", function() {
-   myCallBack( param1, param2 );
- });
+$.get( "myhtmlpage.html", function() {
+	myCallBack( param1, param2 );
+});
 ```
 
 When `$.get` finishes getting the page `myhtmlpage.html`, it executes the anonymous function,
-which executes `myCallBack( param1, param2 )`. 
+which executes `myCallBack( param1, param2 )`.