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How can I determine whether a 2D Point is within a Polygon?
I'm trying to create a fast 2D point inside polygon algorithm, for use in hit-testing (e.g. Polygon.contains(p:Point) ). Suggestions for effective techniques would be appreciated.
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Convert Pixels to Points
I have a need to convert Pixels to Points in C#. I've seen some complicated explanations about the topic, but can't seem to locate a simple formula. Let's assume a standard 96dpi, how do I calulate this conversion?
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make div's height expand with its content
I have these nested divs and I need the main container to expand (in height) to accommodate the DIVs inside
25 Answers
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Can a div have multiple classes (Twitter Bootstrap) [duplicate]
...iv can have as many classes as you want (this is both regarding to bootstrap and HTML in general):
<div class="active dropdown-toggle"></div>
Just separate the classes by space.
Also: Keep in mind some bootstrap classes are supposed to be used for the same stuff but in different case...
Java 8 forEach with index [duplicate]
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Since you are iterating over an indexable collection (lists, etc.), I presume that you can then just iterate with the indices of the elements:
IntStream.range(0, params.size())
.forEach(idx ->
query.bind(
idx,
params.get(idx)
)
)
;
The resulting code is similar to ...
Generating random integer from a range
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A fast, somewhat better than yours, but still not properly uniform distributed solution is
output = min + (rand() % static_cast<int>(max - min + 1))
Except when the size of the range is a power of 2, this method produces biased non-uniform distributed numbers regard...
Array.size() vs Array.length
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Array.size() is not a valid method
Always use the length property
There is a library or script adding the size method to the array prototype since this is not a native array method. This is commonly done to add support for a custom getter. An example of using this would be when yo...
Find out time it took for a python script to complete execution
I have the following code in a python script:
8 Answers
8
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pythonic way to do something N times without an index variable?
Every day I love python more and more.
8 Answers
8
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gdb fails with “Unable to find Mach task port for process-id” error
My app runs fine but gdb fails to debug it with the following error
12 Answers
12
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