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AngularJS performs an OPTIONS HTTP request for a cross-origin resource

I'm trying to setup AngularJS to communicate with a cross-origin resource where the asset host which delivers my template files is on a different domain and therefore the XHR request that angular performs must be cross-domain. I've added the appropriate CORS header to my server for the HTTP request ...
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JavaScript by reference vs. by value [duplicate]

...asses something by value and when by reference and when modifying a passed item affects the value outside a function and when not. I'm also interested in when assigning to another variable is by reference vs. by value and whether that follows any different rules than passing as a function parameter...
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How do I make an html link look like a button?

...ped by anchors, i.e. tags, but I don't want to have to fire up an image editor every time I change the text on a button. 2...
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Is it correct to use DIV inside FORM?

... It is totally fine . The form will submit only its input type controls ( *also Textarea , Select , etc...). You have nothing to worry about a div within a form. ...
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Call an activity method from a fragment

Trying to call a method in my activity from a fragment. I want the fragment to give the method data and to get the data when the method return. I want to achieve similar to call on a static method, but without the use of static because it create problems in the activity. ...
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decimal vs double! - Which one should I use and when? [duplicate]

...hould a use a double and when should I use a decimal type? Which type is suitable for money computations? (ie. greater than $100 million) ...
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What is the difference between is_a and instanceof?

... Update As of PHP 5.3.9, the functionality of is_a() has changed. The original answer below states that is_a() must accept an Object as the first argument, but PHP versions >= 5.3.9 now accept an optional third boolean argument $allow_string (defaults to false)...
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How do MySQL indexes work?

...L indexes work, more specifically, how can they return the data requested without scanning the entire table? 8 Answers ...
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HttpListener Access Denied

I am writing an HTTP server in C#. 10 Answers 10 ...
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Can anyone explain CreatedAtRoute() to me?

...you invoke a POST method to store some new object. So if you POST an order item for instance, you might return a route like 'api/order/11' (11 being the id of the order obviously). BTW I agree that the MSDN article is of no use in understanding this. The route you actually return will naturally dep...