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How do I get the n-th level parent of an element in jQuery?

When I want to get, for example, the 3rd level parent of the element I must write $('#element').parent().parent().parent() Is there a more optimal method for this? ...
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C/C++ macro string concatenation

Is it possible to concatenate have STR3 == "s1"? You can do this by passing args to another Macro function. But is there a direct way? ...
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Generic Repository With EF 4.1 what is the point

As i dig deeper in to the DbContext, DbSet and associated interfaces, I am wondering why you would need to implement a separate "Generic" Repository around these implementations? ...
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Why is 'false' used after this simple addEventListener function?

What is the false for at the end? Thanks. 3 Answers 3 ...
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How can I save an image to the camera roll?

I am new to Xcode (using 4.3) and am not sure how to save an image to the device's camera roll. All that I have done so far is set up an IBAction for the button to save the image. What library method or function can I use to save an image to the user's camera roll? ...
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How can I see all the issues I'm watching on Github?

Github has a great feature where you can "watch" an issue. This is handy for getting notifications about progress on that issue. ...
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How will I know when to create an interface?

I'm at a point in my development learning where I feel like I must learn more about interfaces. 24 Answers ...
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What is the difference between __dirname and ./ in node.js?

When programming in Node.js and referencing files that are located somewhere in relation to your current directory, is there any reason to use the __dirname variable instead of just a regular ./ ? I've been using ./ thus far in my code and just discovered the existence of __dirname , and essenti...
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What does “Mass Assignment” mean in Laravel?

When I went through Laravel Document about Eloquent ORM topic part, I got a new term Mass Assignment . 4 Answers ...
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How to write a switch statement in Ruby

How do I write a switch statement in Ruby? 24 Answers 24 ...