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Array vs. Object efficiency in JavaScript

I have a model with possibly thousands of objects. I was wondering what would be the most efficient way of storing them and retrieving a single object once I have it's id. The id's are long numbers. ...
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What is meant by “managed” vs “unmanaged” resources in .NET?

What is meant by the terms managed resource and unmanaged resource in .NET? How do they come into the picture? 5 Answers ...
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git rebase: “error: cannot stat 'file': Permission denied”

I'm using git, and made a small commit followed by a large one. I decided to use git rebase to squash the two commits together before pushing them. (I've never done this before.) ...
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Why doesn't git recognize that my file has been changed, therefore git add not working

... trying to push my files to github using bash. They are already on there, and I am uploading a newer version with new lines and code, etc. But when I try git add and then git status it says: ...
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Correct way to load a Nib for a UIView subclass

...ware this question has been asked before but the answers are contradicting and I am confused, so please don't flame me. 6 A...
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How can I get nth element from a list?

...d have. So I think the idea was to allows it for edge cases, but make it stand out as non-idiomatic. – cdosborn Sep 26 '16 at 20:04 3 ...
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What is the difference between “def” and “val” to define a function

... Method def even evaluates on call and creates new function every time (new instance of Function1). def even: Int => Boolean = _ % 2 == 0 even eq even //Boolean = false val even: Int => Boolean = _ % 2 == 0 even eq even //Boolean = true With def you ...
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How does strtok() split the string into tokens in C?

...n. The manual says it breaks the string into tokens. I am unable to understand from the manual what it actually does. 15 An...
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Purpose of Trigraph sequences in C++?

According to C++'03 Standard 2.3/1: 9 Answers 9 ...
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display: inline-block extra margin [duplicate]

I'm working with a few div s that are set to display: inline-block and have a set height and width . In the HTML, if there is a line break after each div there is an automatic 5px margin add to the right and bottom of the div. ...