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Solutions & Examples for jQuery Dev
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jQuery Cookbook
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jQuery Cookbook by jQuery Community
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2.3 Selecting Elements by Index Ord
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8.5 Passing Dynamic Data to Event H
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16.5 Using HTML Fragments and jQuer
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This is largely what makes somethin
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on client-side optimization techniq
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Tech Editors Karl Swedberg, after h
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What You’ll Learn We’ll start o
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If none of this works, it’s possi
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800-998-9938 (in the United States
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traversing and manipulation, browse
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• Using the jQuery wrapper and im
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The jQuery wrapper set A good major
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— Attr — Class — HTML — Tex
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alert('jQuery ' + jQuery.fn.jquery)
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alert(jQuery('p').text()); }); T
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You should be aware that the first
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"4 inputs" alert('selected' + jQuer
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1.6 Finding Descendant Elements Wit
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.end().end().length); //alerts 3
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Now, let’s select the second ele
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jQuery('jQuery').find('a').attr('hr
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• While the elements selected are
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Discussion The cloning method is ac
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method by passing the method the at
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jQuery('p').text('Hello World,
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2.0 Introduction CHAPTER 2 Selectin
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It’s worth noting that combinator
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all siblings that follow, not just
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Discussion As mentioned, an element
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2.6 Selecting Elements by What They
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The preceding selector would select
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These filters can also be used with
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Solution As well as passing a selec
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The purpose of the selector would b
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alert(urls.join(",")); We were able
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Even though this may be the most ob
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Figure 3-2. Code output As you can
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Chapter 3 - Recipe 3 - Converting a
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Figure 3-4. Code output 3.4 Getting
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Discussion The core method index()
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Figure 3-6. Code output In the prec
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ligula. Aenean mattis pulvinar est
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Solution Let’s say you inherit a
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If you use this technique, you will
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available on the Web. jQuery hosts
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Discussion In the preceding example
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.click(function() { // Special clic
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}); })(jQuery); 4.3 Filtering Array
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Discussion In this example, we have
Page 108 and 109: }); }); })(jQuery); Discussion Upon
Page 110 and 111: Discussion In this recipe, we use t
Page 112 and 113: Solution The if/else statement and
Page 114 and 115: var foo = new Foo( 'bar' ); foo.ale
Page 116 and 117: } $('#province').toggle( value == '
Page 118 and 119: Did jQuery invent chaining? No. jQu
Page 120 and 121: Whether the idea comes from elsewhe
Page 122 and 123: }; return object; That could also b
Page 124 and 125: null or undefined, remove the attri
Page 126 and 127: The +new Date in this code is just
Page 128 and 129: (function() { var log = [], index =
Page 130 and 131: The page also contains a large numb
Page 132 and 133: you could use this: $('.clientX') /
Page 134 and 135: And you have this HTML code in your
Page 136 and 137: when you discover the slow parts, y
Page 138 and 139: A Warning About for..in Loops Never
Page 140 and 141: Other code here calls maxMagnitude
Page 142 and 143: matter, but in performance-critical
Page 144 and 145: console.log( $foo ); $foo.css({ fon
Page 146 and 147: Solution 1 You’re using the minif
Page 148 and 149: After the page loads, you are down
Page 150 and 151: 5.19 Writing Unobtrusive JavaScript
Page 152 and 153: Documentation Tutorials We’ve
Page 154 and 155: Beware that you don’t make the us
Page 156 and 157: + $(document).scrollLeft() }) .show
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