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PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)

I just had some very strange behavior with a simple php script I was writing. I reduced it to the minimum necessary to recreate the bug: ...
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What's the yield keyword in JavaScript?

...O. The function containing the yield keyword is a generator. When you call it, its formal parameters are bound to actual arguments, but its body isn't actually evaluated. Instead, a generator-iterator is returned. Each call to the generator-iterator's next() method performs another pass through ...
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Adding asterisk to required fields in Bootstrap 3

My HTML has a class called .required that is assigned to required fields. 5 Answers ...
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$.ajax - dataType

... contentType is the HTTP header sent to the server, specifying a particular format. Example: I'm sending JSON or XML dataType is you telling jQuery what kind of response to expect. Expecting JSON, or XML, or HTML, etc. The default is for jQuery to try and figure it out. The $.ajax() documentat...
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Using :before CSS pseudo element to add image to modal

I have a CSS class Modal which is absolutely positioned, z-indexed above it's parent, and nicely positioned with JQuery. I want to add a caret image (^) to the top of the modal box and was looking at using the :before CSS pseudo selector to do this cleanly. ...
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Determine distance from the top of a div to top of window with javascript

... I determine the distance between the very top of a div to the top of the current screen? I just want the pixel distance to the top of the current screen, not the top of the document. I've tried a few things like .offset() and .offsetHeight , but I just can't wrap my brain around it. Thanks! ...
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How much space can your BitBucket account have?

I created a BitBucket account today, and I love the fact that they allow you to have unlimited public/private repositories. However, I didn't find the size limit of your account? Does anyone know where to find it? Github offered 300mb if I remember correctly. ...
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How can I programmatically generate keypress events in C#?

How can I programmatically create an event that would simulate a key being pressed on the keyboard? 5 Answers ...
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LINQ to Entities only supports casting EDM primitive or enumeration types with IEntity interface

...adding the class generic type constraint to the extension method. I'm not sure why it works, though. public static T GetById<T>(this IQueryable<T> collection, Guid id) where T : class, IEntity { //... } ...
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Android - shadow on text?

... You should be able to add the style, like this (taken from source code for Ringdroid): <style name="AudioFileInfoOverlayText"> <item name="android:paddingLeft">4px</item> <item name="android:padd...