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python Programming Glossary: edgeHow to remove convexity defects in a Sudoku square? http://stackoverflow.com/questions/10196198/how-to-remove-convexity-defects-in-a-sudoku-square is difference between green line and red line at the top edge of sudoku. So while warping I am not getting the original boundary..
Add scrolling to a platformer in pygame http://stackoverflow.com/questions/14354171/add-scrolling-to-a-platformer-in-pygame the level in pixels since we want to stop scrolling at the edges of the level . I used a Rect to store all these informations.. h # center player l min 0 l # stop scrolling at the left edge l max camera.width WIN_WIDTH l # stop scrolling at the right.. max camera.width WIN_WIDTH l # stop scrolling at the right edge t max camera.height WIN_HEIGHT t # stop scrolling at the bottom..
Python: How to read huge text file into memory http://stackoverflow.com/questions/1896674/python-how-to-read-huge-text-file-into-memory python # coding utf 8 import sys infile open links.csv r edges count 0 #count the total number of lines in the file for line.. of lines total infile.seek 0 count 0 for line in infile edge tuple map int line.strip .split edges.append edge count count.. 0 for line in infile edge tuple map int line.strip .split edges.append edge count count 1 # for every million lines print memory..
How can I quantify difference between two images? http://stackoverflow.com/questions/189943/how-can-i-quantify-difference-between-two-images more attention when writing such code. Are there distinct edges in the image Are they likely to move If yes you can apply edge.. in the image Are they likely to move If yes you can apply edge detection algorithm first e.g. calculate gradient with Sobel.. or Prewitt transform apply some threshold then compare edges on the first image to edges on the second. Is there noise in..
Javascript equivalent of Python's zip function http://stackoverflow.com/questions/4856717/javascript-equivalent-of-pythons-zip-function of code. The following will mimic python's zip behavior on edge cases where the arrays are not of equal size silently pretending..
Increment a python floating point value by the smallest possible amount http://stackoverflow.com/questions/6063755/increment-a-python-floating-point-value-by-the-smallest-possible-amount twiddling functions here fully or correctly deal with the edge cases such as values going though 0.0 negative 0.0 subnormals.. if you really really want a pure Python solution # handles edge cases correctly on MY computer # not extensively QA'd... import..
Multivariate spline interpolation in python/scipy? http://stackoverflow.com/questions/6238250/multivariate-spline-interpolation-in-python-scipy the values outside the grid as zero which can cause some edge # effects if you're interpolating points near the edge # The.. edge # effects if you're interpolating points near the edge # The order kwarg controls the order of the splines used. The..
http://stackoverflow.com/questions/890128/python-lambda-why in real life should be forgotten I'm sure there are some edge cases where it might be needed but given the obscurity of it..
Python: simple list merging based on intersections http://stackoverflow.com/questions/9110837/python-simple-list-merging-based-on-intersections lsts g networkx.Graph for lst in lsts for edge in pairs lst g.add_edge edge return networkx.connected_components.. networkx.Graph for lst in lsts for edge in pairs lst g.add_edge edge return networkx.connected_components g # agf's optimized.. for lst in lsts for edge in pairs lst g.add_edge edge return networkx.connected_components g # agf's optimized from..
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