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python Programming Glossary: divideHow to efficiently calculate a running standard deviation? http://stackoverflow.com/questions/1174984/how-to-efficiently-calculate-a-running-standard-deviation summing the value at a given index of a list. At the end I divide each value in my averages list by n . To do the standard deviation..
How can I handle exceptions in a list comprehension in Python? http://stackoverflow.com/questions/1528237/how-can-i-handle-exceptions-in-a-list-comprehension-in-python requires some context. I'm not interested in avoiding divide by zero errors but in handling exceptions in a list comprehension...
Can't pickle <type 'instancemethod'> when using python's multiprocessing Pool.map() http://stackoverflow.com/questions/1816958/cant-pickle-type-instancemethod-when-using-pythons-multiprocessing-pool-ma I'm trying to use multiprocessing's Pool.map function to divide out work simultaneously. When I use the following code it works..
splitting a list of arbitrary size into only roughly N-equal parts http://stackoverflow.com/questions/2130016/splitting-a-list-of-arbitrary-size-into-only-roughly-n-equal-parts into only roughly N equal parts what is the best way to divide a list into roughly equal parts for example if I have a list..
Python: Slicing a list into n nearly-equal-length partitions http://stackoverflow.com/questions/2659900/python-slicing-a-list-into-n-nearly-equal-length-partitions partitions I'm looking for a fast clean pythonic way to divide a list into exactly n nearly equal partitions. partition 1 2..
http://stackoverflow.com/questions/3684484/peak-detection-in-a-2d-array Python for my data analysis and now I'm stuck trying to divide the paws into anatomical subregions. I made a 2D array of each..
python limiting floats to two decimal points http://stackoverflow.com/questions/455612/python-limiting-floats-to-two-decimal-points they store floating point numbers as an integer and then divide it by a power of two so 13.95 will be represented in a similar.. integers and store values in cents not dollars and then divide by 100 to convert to dollars. Or use a fixed point number like..
Using strides for an efficient moving average filter http://stackoverflow.com/questions/4936620/using-strides-for-an-efficient-moving-average-filter 23 24 ... . At this point I take the sum of each row and divide it by the number of elements in the filter giving me the average..
Handling very large numbers in Python http://stackoverflow.com/questions/538551/handling-very-large-numbers-in-python For example any hand with five or more clubs in it would divide evenly by 2^5 any hand with four kings would divide evenly by.. would divide evenly by 2^5 any hand with four kings would divide evenly by 59^4 etc. The problem is that a seven card hand like..
Simple Prime Generator in Python http://stackoverflow.com/questions/567222/simple-prime-generator-in-python some problems Why do you print out count when it didn't divide by x It doesn't mean it's prime it means only that this particular.. it's prime it means only that this particular x doesn't divide it continue moves to the next loop iteration but you really.. q else # q is composite. D q is the list of primes that # divide it. Since we've reached q we no longer # need it in the map..
Is it pythonic for a function to return multiple values? http://stackoverflow.com/questions/61605/is-it-pythonic-for-a-function-to-return-multiple-values return multiple values. Here's a contrived example def divide x y quotient x y remainder x y return quotient remainder q r.. y quotient x y remainder x y return quotient remainder q r divide 22 7 This seems very useful but it looks like it can also be..
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 n i 0 returns a pair of factors if the remainder when you divide n by the smaller one is zero it doesn't need to check the larger..
How to spawn parallel child processes on a multi-processor system? http://stackoverflow.com/questions/884650/how-to-spawn-parallel-child-processes-on-a-multi-processor-system to make it easier to understand. The following will divide 10000 tasks on N processes where N is the cpu count. Note that..
http://stackoverflow.com/questions/9039961/finding-the-average-of-a-list the values in the list but I don't know how to make it divide into them python list lambda average reduce share improve.. already returning your sum then all you have left to do is divide. l 15 18 2 36 12 78 5 6 9 print reduce lambda x y x y l len..
Huge integer file sorting in python [closed] http://stackoverflow.com/questions/10073112/huge-integer-file-sorting-in-python efficiently. python share improve this question 1 Divide it to so big files that can be effectively sorted in the memory...
http://stackoverflow.com/questions/11906925/python-simulate-keydown key VK_DECIMAL 0x6E # Decimal key VK_DIVIDE 0x6F # Divide key VK_F1 0x70 # F1 key VK_F2 0x71 # F2 key VK_F3 0x72 #..
python calculator program [closed] http://stackoverflow.com/questions/13664759/python-calculator-program Enter B c A B def Div print Enter the two number to Divide A float raw_input Enter A B float raw_input Enter B c A B print.. Enter B return A B def div print Enter the two number to Divide A float raw_input Enter A B float raw_input Enter B return A.. 4 DIVIDEING TWO NUMBERS Enter the two number to Divide Enter A 2 Enter B 5 0.4 ENTER THE CORRESPONDING NUMBER FOR CALCULATION..
http://stackoverflow.com/questions/15038986/divide-an-array-into-bins an array into bins I have a file.dat with three columns x y..
As a Java programmer learning Python, what should I look out for? [closed] http://stackoverflow.com/questions/2339371/as-a-java-programmer-learning-python-what-should-i-look-out-for you far. Don't worry about keeping one class per module . Divide modules by purpose not by class. Use inheritance for behavior..
Python - Homework - Converting Any Base to Any Base http://stackoverflow.com/questions/3973685/python-homework-converting-any-base-to-any-base to store the digits in. # While the integer is not zero # Divide the integer by the base to # 1 Find the last digit in your number.. to store the digits in. # While the integer is not zero # Divide the integer by the base to # 1 Find the last digit in your number..
http://stackoverflow.com/questions/404795/lbyl-vs-eafp-in-java code execution. LBYL def safe_divide_1 x y if y 0 print Divide by 0 attempt detected return None else return x y EAFP def safe_divide_2.. x y try return x y except ZeroDivisionError print Divide by 0 attempt detected return None My question is this I had..
Best programming language and framework for cross platform desktop application development? [closed] http://stackoverflow.com/questions/4160162/best-programming-language-and-framework-for-cross-platform-desktop-application-d left for you to do is code your applications properly. Divide them into semi independent chunks like this PD problem domain..
Python-specific antipatterns and bad practices [closed] http://stackoverflow.com/questions/576988/python-specific-antipatterns-and-bad-practices x y try return x y except ZeroDivisionError print Divide by 0 attempt detected return None NO def safe_divide_1 x y if.. detected return None NO def safe_divide_1 x y if y 0 print Divide by 0 attempt detected return None else return x y Not using..
How do I use Python's itertools.groupby()? http://stackoverflow.com/questions/773/how-do-i-use-pythons-itertools-groupby in this case the children of an objectified lxml element Divide it into groups based on some criteria Then later iterate over..
Algorithm to Divide a list of numbers into 2 equal sum lists http://stackoverflow.com/questions/890171/algorithm-to-divide-a-list-of-numbers-into-2-equal-sum-lists to Divide a list of numbers into 2 equal sum lists There is a list of..
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