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What does $.when.apply($, someArray) do?

...ected, even if there are other deferreds that are pending. Heres the full script (I recommend http://jsfiddle.net/): var data = [1,2,3,4]; // the ids coming back from serviceA var processItemsDeferred = []; for(var i = 0; i < data.length; i++){ processItemsDeferred.push(processItem(data[i]))...
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How to check if object property exists with a variable holding the property name?

... var myProp = 'prop'; if(myObj.hasOwnProperty(myProp)){ alert("yes, i have that property"); } Or var myProp = 'prop'; if(myProp in myObj){ alert("yes, i have that property"); } Or if('prop' in myObj){ alert("yes, i have that property"); } Note that hasOwnProperty d...
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How to create multidimensional array

Can anyone give me a sample/example of JavaScript with a multidimensional array of inputs? Hope you could help because I'm still new to the JavaScript. ...
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Direct vs. Delegated - jQuery .on()

... jquery advises against using body, as it is slower, because the script would have to search for all childs inside body, which should be a lot in most cases. It's better (faster) to use the inmediate parent container of the element. – mikesoft Apr 28 ...
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Is it possible to simulate key press events programmatically?

...charCodeAt(0) }); } $(function() { $('body').keypress(function(e) { alert(e.which); }); simulateKeyPress("e"); }); share | improve this answer | follow ...
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How to get the first element of an array?

... like this alert(ary[0]) share | improve this answer | follow | ...
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How to do associative array/hashing in JavaScript

... = {}; var obj2 = {}; var table= {}; table[obj1] = "A"; table[obj2] = "B"; alert(table[obj1]); //displays B, because it can't differentiate between keys obj1 and obj2; they're both converted to string and just become something like "Object". Total fail, and makes type-safe serialization with refere...
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Dialog throwing "Unable to add window — token null is not for an application” with getApplication()

My Activity is trying to create an AlertDialog which requires a Context as a parameter. This works as expected if I use: 28...
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Intercept page exit event

... @mtmurdock That's just Javascript syntax to declare multiple variables. var foo, bar; is the same as var foo; var bar; – T Nguyen Oct 16 '12 at 7:02 ...
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Prevent dialog dismissal on screen rotation in Android

I am trying to prevent dialogs built with Alert builder from being dismissed when the Activity is restarted. 11 Answers ...