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python Programming Glossary: m2calculating angle between two lines in python http://stackoverflow.com/questions/13226038/calculating-angle-between-two-lines-in-python is given below def angle pt1 pt2 m1 pt1.getY pt1.getY 1 m2 pt2.getY pt1.getY pt2.getX pt1.getX tnAngle m1 m2 1 m1 m2 return.. 1 m2 pt2.getY pt1.getY pt2.getX pt1.getX tnAngle m1 m2 1 m1 m2 return math.atan tnAngle def calculate pt ls i 2 for.. m2 pt2.getY pt1.getY pt2.getX pt1.getX tnAngle m1 m2 1 m1 m2 return math.atan tnAngle def calculate pt ls i 2 for x in ls..
Merge of lazy streams (using generators) in Python http://stackoverflow.com/questions/14648095/merge-of-lazy-streams-using-generators-in-python True yield next it def integers n 0 while True n 1 yield n m2 scale integers 2 m3 scale integers 3 m5 scale integers 5 m23.. scale integers 2 m3 scale integers 3 m5 scale integers 5 m23 merge m2 m3 hamming_numbers merge m23 m5 The problem it that.. 2 m3 scale integers 3 m5 scale integers 5 m23 merge m2 m3 hamming_numbers merge m23 m5 The problem it that merge seems..
Can a dictionary be passed to django models on create? http://stackoverflow.com/questions/1571570/can-a-dictionary-be-passed-to-django-models-on-create Again extra and extra2 should be fields in the model. m2 MyModel extra 'hello' extra2 'world' data_dict m2.save share..
http://stackoverflow.com/questions/295670/what-is-a-partial-class class A_part1 def m1 self print m1 class A_part2 def m2 self print m2 class A A_part1 A_part2 pass a A a.m1 a.m2 share.. def m1 self print m1 class A_part2 def m2 self print m2 class A A_part1 A_part2 pass a A a.m1 a.m2 share improve this..
Hash algorithm for dynamic growing/streaming data? http://stackoverflow.com/questions/5865824/hash-algorithm-for-dynamic-growing-streaming-data md m1 _md5.new m1.update hello state md5_getstate m1 m2 md5_continue state m2.update world print m2.hexdigest m _md5.new.. hello state md5_getstate m1 m2 md5_continue state m2.update world print m2.hexdigest m _md5.new m.update hello world.. m1 m2 md5_continue state m2.update world print m2.hexdigest m _md5.new m.update hello world print m.hexdigest..
Benchmarking (python vs. c++ using BLAS) and (numpy) http://stackoverflow.com/questions/7596612/benchmarking-python-vs-c-using-blas-and-numpy 5 to 500 with an increment of 5 and the matricies m1 and m2 are set up like this m1 numpy.random.rand i i .astype numpy.float32.. like this m1 numpy.random.rand i i .astype numpy.float32 m2 numpy.random.rand i i .astype numpy.float32 1. Numpy The code.. code used looks like this tNumpy timeit.Timer numpy.dot m1 m2 import numpy from __main__ import m1 m2 rNumpy.append i tNumpy.repeat..
How do I make processes able to write in an array of the main program? http://stackoverflow.com/questions/9742739/how-do-i-make-processes-able-to-write-in-an-array-of-the-main-program element of the resulting matrix def getProductElement m1 m2 i j # some calculations return element Then you initialize the.. case is if you have a list of columns N len m1 M len m2 0 for i in range N for j in range M results.append pool.apply_async.. M results.append pool.apply_async getProductElement m1 m2 i j Then fill the resulting matrix with the results m count..
Customary To Inherit Metaclasses From type? http://stackoverflow.com/questions/2149846/customary-to-inherit-metaclasses-from-type here for reasons which will become clear later. class M2 type def __new__ meta name bases atts print M2 called for name.. class M2 type def __new__ meta name bases atts print M2 called for name return super M2 meta .__new__ meta name bases.. meta name bases atts print M2 called for name return super M2 meta .__new__ meta name bases atts class C2 object __metaclass__..
http://stackoverflow.com/questions/524930/numpy-pil-adding-an-image this in MATLAB would be something like M1 imread '_1.jpg' M2 imread '_2.jpg' resM M1 M2 imwrite resM 'res.jpg' I get something.. like M1 imread '_1.jpg' M2 imread '_2.jpg' resM M1 M2 imwrite resM 'res.jpg' I get something like this Using a compositing..
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