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What are “first class” objects?
When are objects or something else said to be "first class" in a given programming language, and why? In what do they differ from languages where they are not?
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What is a “context bound” in Scala?
One of the new features of Scala 2.8 are context bounds. What is a context bound and where is it useful?
4 Answers
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How does Bluebird's util.toFastProperties function make an object's properties “fast”?
In Bluebird's util.js file , it has the following function:
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Load and execute external js file in node.js with access to local variables?
Is it easy/possible to do a simple include('./path/to/file') type of command in node.js?
6 Answers
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Mock vs MagicMock
My understanding is that MagicMock is a superset of Mock that automatically does "magic methods" thus seamlessly providing support for lists, iterations and so on... Then what is the reason for plain Mock existing? Isn't that just a stripped down version of MagicMock that can be practically ...
Git branch diverged after rebase
I have rebased a branch locally which was already pushed.
4 Answers
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Why doesn't c++ have &&= or ||= for booleans?
Is there a "very bad thing" that can happen &&= and ||= were used as syntactic sugar for bool foo = foo && bar and bool foo = foo || bar ?
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ASP.NET MVC ambiguous action methods
I have two action methods that are conflicting. Basically, I want to be able to get to the same view using two different routes, either by an item's ID or by the item's name and its parent's (items can have the same name across different parents). A search term can be used to filter the list.
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What does the exclamation mark mean in a Haskell declaration?
I came across the following definition as I try to learn Haskell using a real project to drive it. I don't understand what the exclamation mark in front of each argument means and my books didn't seem to mention it.
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When does invoking a member function on a null instance result in undefined behavior?
Consider the following code:
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