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Appending an element to the end of a list in Scala

I can't add an element of type T into a list List[T] . I tried with myList ::= myElement but it seems it creates a strange object and accessing to myList.last always returns the first element that was put inside the list. How can I solve this problem? ...
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How does the extend() function work in jQuery?

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What's the difference between std::move and std::forward

I saw this here: Move Constructor calling base-class Move Constructor 3 Answers 3 ...
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Difference between “change” and “input” event for an `input` element

Can someone tell me what the difference between the change and input events is? 4 Answers ...
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Prepend a level to a pandas MultiIndex

I have a DataFrame with a MultiIndex created after some grouping: 5 Answers 5 ...
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What's the dSYM and how to use it? (iOS SDK)

Sometimes the compiler produces .dSYM files. I guess this is a debugging related file, but I don't know what it is, and how to use it. ...
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Grep only the first match and stop

I'm searching a directory recursively using grep with the following arguments hoping to only return the first match. Unfortunately, it returns more than one -- in-fact two the last time I looked. It seems like I have too many arguments, especially without getting the desired outcome. :-/ ...
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PHP foreach change original array values

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Eager load polymorphic

Using Rails 3.2, what's wrong with this code? 4 Answers 4 ...
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Numpy index slice without losing dimension information

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