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python Programming Glossary: dividingGroupBy functions in Python Pandas like SUM(col_1*col_2), weighted average etc http://stackoverflow.com/questions/10009468/groupby-functions-in-python-pandas-like-sumcol-1col-2-weighted-average-etc x x.a x.b .sum df.b .sum and again is much slower than dividing the helper by b.sum . python pandas share improve this question..
How to remove convexity defects in a Sudoku square? http://stackoverflow.com/questions/10196198/how-to-remove-convexity-defects-in-a-sudoku-square The first step is to adjust the brightness in the image by dividing each pixel with the result of a closing operation src ColorConvert..
How to solve the “Mastermind” guessing game? http://stackoverflow.com/questions/1185634/how-to-solve-the-mastermind-guessing-game __future__ import division # No need to cast to float when dividing import collections itertools math I will need a scoring function...
How to define a decimal class holding 1000 digits in python? http://stackoverflow.com/questions/19980840/how-to-define-a-decimal-class-holding-1000-digits-in-python I need a new class holding all DIGITS and I can use adding dividing and ... functions in it like 2 1 and pi number is an example..
Is there a memory efficient and fast way to load big json files in python? http://stackoverflow.com/questions/2400643/is-there-a-memory-efficient-and-fast-way-to-load-big-json-files-in-python share improve this question Short answer no. Properly dividing a json file would take intimate knowledge of the json object..
Fastest Way to generate 1,000,000+ random numbers in python http://stackoverflow.com/questions/2709818/fastest-way-to-generate-1-000-000-random-numbers-in-python all add up to 1 Currently just generating 13 numbers then dividing by their sum Any ideas Would pre calculating these numbers and.. generating a bunch of random numbers and multiplying and dividing accordingly ... Also you probably already know this but be sure..
How can I check if two segments intersect? http://stackoverflow.com/questions/3838329/how-can-i-check-if-two-segments-intersect A1 A2 b1 and b2 A1 Y1 Y2 X1 X2 Pay attention to not dividing by zero A2 Y3 Y4 X3 X4 Pay attention to not dividing by zero.. not dividing by zero A2 Y3 Y4 X3 X4 Pay attention to not dividing by zero b1 Y1 A1 X1 Y2 A1 X2 b2 Y3 A2 X3 Y4 A2 X4 If the segments.. b1 A2 Xa b2 Xa b2 b1 A1 A2 Once again pay attention to not dividing by zero The last thing to do is check that Xa is included into..
Finding the nth prime number using Python http://stackoverflow.com/questions/3885937/finding-the-nth-prime-number-using-python for example the expression a b returns the remainder after dividing the integer a by the integer b. 3.2. You might think about which..
calculating a gps coordinate given a point, bearing and distance http://stackoverflow.com/questions/4530943/calculating-a-gps-coordinate-given-a-point-bearing-and-distance given in decimal degrees. dr is the angular computed by dividing the distance in miles by the earth's raiuds 3958.82 bearing.. as for the angular distance i calculate it simply by dividing the distance in miles by the earth's raiuds 3958.82 . anybody..
Editing specific line in text file in python http://stackoverflow.com/questions/4719438/editing-specific-line-in-text-file-in-python
http://stackoverflow.com/questions/5073767/how-can-i-efficiently-process-a-numpy-array-in-blocks-similar-to-matlabs-blkpro function I'm looking for a good approach for efficiently dividing an image into small regions processing each region separately..
Python format timedelta to string http://stackoverflow.com/questions/538666/python-format-timedelta-to-string that return hours and minutes. I can get the hours by dividing the timedelta.seconds by 3600 and rounding it. I'm having trouble..
Color matplotlib plot_surface command with surface gradient http://stackoverflow.com/questions/6539944/color-matplotlib-plot-surface-command-with-surface-gradient map them thru a colormap. I think there is another way but dividing the magnitude by the max is pretty simple Here's the code #..
What is the most efficient way of finding all the factors of a number in Python? http://stackoverflow.com/questions/6800193/what-is-the-most-efficient-way-of-finding-all-the-factors-of-a-number-in-python need to check the larger one too it just gets that by dividing n by the smaller one. The set ... on the outside is getting..
Is there an equivalent to the MATLAB function bsxfun in python? http://stackoverflow.com/questions/8946810/is-there-an-equivalent-to-the-matlab-function-bsxfun-in-python or with some kind of diagonal matrix before multiplying or dividing to save on memory and time. If there's an equivalent of bsxfun..
What does the percentage sign mean in Python 3.1 http://stackoverflow.com/questions/961344/what-does-the-percentage-sign-mean-in-python-3-1 zero since 3 divides evenly by 1 3 2 would equal 1 since dividing 3 by 2 results in a remainder of 1 . share improve this answer..
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