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How to determine if a list of polygon points are in clockwise order?
...he result is twice the enclosed area, with a +/- convention.)
point[0] = (5,0) edge[0]: (6-5)(4+0) = 4
point[1] = (6,4) edge[1]: (4-6)(5+4) = -18
point[2] = (4,5) edge[2]: (1-4)(5+5) = -30
point[3] = (1,5) edge[3]: (1-1)(0+5) = 0
point[4] = (1,0) edge[4]: (5-1)(0+0) = 0
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What does Expression.Quote() do that Expression.Constant() can’t already do?
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Is a statically-typed full Lisp variant possible?
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57
Yes, it's very possible, although a standard HM-style type system is usually the wrong choice f...
What is the difference between and ?
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edited Sep 24 '15 at 13:41
answered Jul 3 '12 at 21:12
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ToList()— does it create a new list?
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edited May 5 '10 at 14:37
answered May 5 '10 at 14:32
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How can I see the entire HTTP request that's being sent by my Python application?
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Wait 5 seconds before executing next line
...newState == -1) {
alert('VIDEO HAS STOPPED');
}
}, 5000);
}
Any other code will execute immediately.
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valueOf() vs. toString() in Javascript
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edited Aug 31 '15 at 10:27
hzpz
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answered Mar 21 '10 ...
Sort Dictionary by keys
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let dictionary = [
"A" : [1, 2],
"Z" : [3, 4],
"D" : [5, 6]
]
let sortedKeys = Array(dictionary.keys).sorted(<) // ["A", "D", "Z"]
EDIT:
The sorted array from the above code contains keys only, while values have to be retrieved from the original dictionary. However, 'Dict...
How should one use std::optional?
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The simplest example I can think of:
std::optional<int> try_parse_int(std::string s)
{
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