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How do you check if a JavaScript Object is a DOM Object?

...function isElement(obj) { try { //Using W3 DOM2 (works for FF, Opera and Chrome) return obj instanceof HTMLElement; } catch(e){ //Browsers not supporting W3 DOM2 don't have HTMLElement and //an exception is thrown and we end up here. Testing some //properties that all eleme...
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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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Overflow-x:hidden doesn't prevent content from overflowing in mobile browsers

... Creating a site wrapper div inside the <body> and applying the overflow-x:hidden to the wrapper instead of the <body> or <html> fixed the issue. It appears that browsers that parse the <meta name="viewport"> tag simply ignore overflow attributes on t...
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Failed to allocate memory: 8

From today, when I tried to run an app in NetBeans on a 2.3.3 Android platform, it shows me that: 20 Answers ...
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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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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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Convert a String In C++ To Upper Case

...it requires boost, or the title should be changed. – Andrea Nov 25 '15 at 11:53 5 This appears to...
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Python function overloading

...what you want in python. Why Not Overloading? First, one needs to understand the concept of overloading and why it's not applicable to python. When working with languages that can discriminate data types at compile-time, selecting among the alternatives can occur at compile-time. The act o...
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How to save and restore multiple different sessions in Vim?

...like :mksession ~/mysession.vim Then later you can source that vim file and you'll have your old session back: :source ~/mysession.vim or open vim with the -S option: $ vim -S ~/mysession.vim share | ...