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What are “first class” objects?
...r something else said to be "first class" in a given programming language, and why? In what do they differ from languages where they are not?
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Strip HTML from strings in Python
...e, I'm trying to find a way to only show the contents of each HTML element and not the formatting itself. If it finds '<a href="whatever.com">some text</a>' , it will only print 'some text', '<b>hello</b>' prints 'hello', etc. How would one go about doing this?
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How to work with complex numbers in C?
...t doesn't give me much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase?
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Wrap a delegate in an IEqualityComparer
...inverse is true. In short, @Dan Tao is completely correct in what he says, and this answer is simply the application of this fact to a previously incomplete answer
– Ruben Bartelink
Dec 20 '10 at 5:10
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Shortest distance between a point and a line segment
I need a basic function to find the shortest distance between a point and a line segment. Feel free to write the solution in any language you want; I can translate it into what I'm using (Javascript).
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How can the Euclidean distance be calculated with NumPy?
...roduction to Data Mining
This works because Euclidean distance is l2 norm and the default value of ord parameter in numpy.linalg.norm is 2.
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What's wrong with nullable columns in composite primary keys?
...keys is not clean relational database design.
If there are two entities A and B where A can optionally be related to B, the clean solution is to create a resolution table (let's say AB). That table would link A with B: If there is a relationship then it would contain a record, if there isn't then i...
Determine a string's encoding in C#
... If the string is an incorrect decoding done with a simply 8-bit Encoding and you have the Encoding used to decode it, you can usually get the bytes back without any corruption, though.
– Nyerguds
Jan 27 '18 at 13:44
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How to configure slf4j-simple
api 1.7 and slf4j-simple as implementation. I just can't find how to configure the logging level with this combination.
4 ...
text-overflow:ellipsis in Firefox 4? (and FF5)
...TextBox').val().length > limit) {
// -4 to include the ellipsis size and also since it is an index
var trimmedText = $('#limitedWidthTextBox').val().substring(0, limit - 4);
trimmedText += ellipsis;
$('#limitedWidthTextBox').val(trimmedText);
}
I understand that there should be som...