I have a dataset of ca. 9K lists of variable length (1 to 100K elements). I need to calculate the length of the开发者_StackOverflow中文版 intersection of all possible 2-list combinations in this datas
Say I have the following hashes: hash_x = { :a => 1, :b =&g开发者_如何学运维t; 2 } hash_y = { :b => 2,
I have a couple questions about how to use C++ sets (std::set) Is there a way to get the union, intersection, o开发者_JAVA百科r difference of two C++ sets? (It\'s pretty easy to write my own functio
Ok, I have these intersection methods to work with ranges, and they work well as long as the range endpoints are not null:
I have a line like the following in my code: potentialCollisionsX.Intersect(potentialCollisionsY).Distinct().ToList();
I am looking for a fast way to calculate the line segment of two given rectangles in 3D. For instance, each 3D rectangle is defined by its four vertices.
I have a line that goes from points A to B; I have (x,y) of both points. I also have a rectangle that\'s centered at B and the width and height of the rectangle.
I need to merge two query results as in union, but I want to only keep the difference between the two results. Is this possible?
I have a page with draggable/droppable elements that once dropped need to calculate their left position and width in regards to other draggables that they may be touching.
I have two dataframe, I need to check contain substring from first df in each string in second df and get a list of words that are included in the second df
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