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python Programming Glossary: compareWhat does python sys.intern do, and when should it be used? http://stackoverflow.com/questions/1136826/what-does-python-sys-intern-do-and-when-should-it-be-used the key comparisons after hashing can be done by a pointer compare instead of a string compare. Normally the names used in Python.. can be done by a pointer compare instead of a string compare. Normally the names used in Python programs are automatically..
Why (0-6) is -6 = False? [duplicate] http://stackoverflow.com/questions/11476190/why-0-6-is-6-false
http://stackoverflow.com/questions/1819124/image-comparison-algorithm comparison algorithm I'm trying to compare images to each other to find out whether they are different... for a better algorithm BTW I'm talking about to compare thousand of imgages... Edit Here is an example of my pictures.. image 20comparision.pdf python image image processing compare computer vision share improve this question A similar question..
How can I quantify difference between two images? http://stackoverflow.com/questions/189943/how-can-i-quantify-difference-between-two-images with Sobel or Prewitt transform apply some threshold then compare edges on the first image to edges on the second. Is there noise.. You may wish to apply some noise reduction before you compare images. Blur is the most simple but not the best approach here... average Main function read two images convert to grayscale compare and print results def main file1 file2 sys.argv 1 1 2 # read..
Python “is” operator behaves unexpectedly with integers http://stackoverflow.com/questions/306313/python-is-operator-behaves-unexpectedly-with-integers is this False 257 is 257 True # yet the literal numbers compare properly I am using Python 2.5.2. Trying some different versions..
How are Python's Built In Dictionaries Implemented http://stackoverflow.com/questions/327311/how-are-pythons-built-in-dictionaries-implemented collision If the slot is occupied CPython and even PyPy compares the the hash AND the key by compare I mean comparison not the.. CPython and even PyPy compares the the hash AND the key by compare I mean comparison not the is comparison of the entry in the..
How do I determine the size of an object in Python? http://stackoverflow.com/questions/449560/how-do-i-determine-the-size-of-an-object-in-python I will check the size field of that value. Here I want to compare whether the new value that I'm gong to enter is of the same..
What are some good Python ORM solutions? [closed] http://stackoverflow.com/questions/53428/what-are-some-good-python-orm-solutions experience with different Python ORM solutions that can compare and contrast their features and functionality speed efficiency..
Why is reading lines from stdin much slower in C++ than Python? http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python lines from stdin much slower in C than Python I wanted to compare reading lines of string input from stdin using Python and C.. seconds. LPS 21152829 Again it's a bit silly for me to compare C fgets cin and the first python code on the one hand to wc..
Python metaclasses: Why isn't __setattr__ called for attributes set during class definition? http://stackoverflow.com/questions/10762088/python-metaclasses-why-isnt-setattr-called-for-attributes-set-during-class block already exists by the time the metaclass is known. Compare Python 2 class Foo object __metaclass__ FooMeta FOO 123 def..
Compare object instances for equality by their attributes in Python http://stackoverflow.com/questions/1227121/compare-object-instances-for-equality-by-their-attributes-in-python object instances for equality by their attributes in Python..
http://stackoverflow.com/questions/1261875/python-nonlocal-statement global python nonlocal share improve this question Compare this without using nonlocal def outer x 1 def inner x 2 print..
How to convert a timezone aware string to datetime in python without dateutil? http://stackoverflow.com/questions/13182075/how-to-convert-a-timezone-aware-string-to-datetime-in-python-without-dateutil FixedOffset ' 04 00' iso8601 is a whopping 4KB small. Compare that tot python dateutil 's 148KB. share improve this answer..
Python: is using “..%(var)s..” % locals() a good practice? http://stackoverflow.com/questions/1550479/python-is-using-vars-locals-a-good-practice going to warn with the same final effect no warnings . Compare this to the explicit is better than implicit alternative.....
Fast interpolation of grid data http://stackoverflow.com/questions/16983843/fast-interpolation-of-grid-data data zi yi xi Out 77 array 0 0 1 2 0 0 0 0 0 0 Compare this to In 78 ndimage.map_coordinates data zi yi xi mode 'reflect'..
Compare two images the python/linux way http://stackoverflow.com/questions/1927660/compare-two-images-the-python-linux-way two images the python linux way Trying to solve a problem of..
How to prevent my site page to be loaded via 3rd party site frame of iFrame http://stackoverflow.com/questions/2896623/how-to-prevent-my-site-page-to-be-loaded-via-3rd-party-site-frame-of-iframe can use javascript to detect it after the page has loaded. Compare top and self if they're not identical you are in a frame. Additionally..
How to compare dates in Django http://stackoverflow.com/questions/3798812/how-to-compare-dates-in-django django django templates share improve this question Compare date in the view and pass something like in_the_past boolean..
http://stackoverflow.com/questions/4599456/textually-diffing-json tofiledate '' n 3 lineterm ' n' sequencematcher None r Compare two sequences of lines generate the delta as a unified diff... class PatienceSequenceMatcher_py difflib.SequenceMatcher Compare a pair of sequences using longest common subset. _do_check_consistency..
Python (and Python C API): __new__ versus __init__ http://stackoverflow.com/questions/4859129/python-and-python-c-api-new-versus-init be modified after creation by calling obj.__init__ args . Compare the behaviour of tuple and list x 1 2 x 1 2 x.__init__ 3 4 x..
Unicode (utf8) reading and writing to files in python http://stackoverflow.com/questions/491921/unicode-utf8-reading-and-writing-to-files-in-python sutf8 s.encode 'UTF 8' open 'utf 8.out' 'w' .write sutf8 Compare the content of the file utf 8.out to the content of the file..
http://stackoverflow.com/questions/5747598/python-package-structure myprojects.scripts.myscript.main Compare to how Twisted's command line scripts are defined http twistedmatrix.com..
In Python, how do you find the index of the first value greater than a threshold in a sorted list? http://stackoverflow.com/questions/7281760/in-python-how-do-you-find-the-index-of-the-first-value-greater-than-a-threshold 1 4 9 16 25 36 49 64 81 100 bisect.bisect l 55 # returns 7 Compare it with linear search timeit bisect.bisect l 55 # 375ns timeit..
Compare two different files line by line and write the difference in third file - Python http://stackoverflow.com/questions/7757626/compare-two-different-files-line-by-line-and-write-the-difference-in-third-file two different files line by line and write the difference in.. nodes . File Format Files 1 2 1 3 1 16 36 1 I have tried Compare two files line by line and generate the difference in another..
Why isn't the 'len' function inherited by dictionaries and lists in Python http://stackoverflow.com/questions/83983/why-isnt-the-len-function-inherited-by-dictionaries-and-lists-in-python visuals help the mathematician thinking about a problem. Compare the easy with which we rewrite a formula like x a b into x a..
Compare multiple variables to the same value in “if” in Python? http://stackoverflow.com/questions/8641008/compare-multiple-variables-to-the-same-value-in-if-in-python multiple variables to the same value in &ldquo if&rdquo in Python..
find first list item that matches criteria http://stackoverflow.com/questions/9868653/find-first-list-item-that-matches-criteria This is however faster than a complete list comprehension. Compare these two i for i in xrange 100000 if i 1000 0 next i for i..
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