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python Programming Glossary: cornerHow to remove convexity defects in a Sudoku square? http://stackoverflow.com/questions/10196198/how-to-remove-convexity-defects-in-a-sudoku-square area and also somewhat equivalent to square . Find the corner points. e.g. given below Notice here that the green line correctly..
Get a dict of all variables currently in scope and their values http://stackoverflow.com/questions/1041639/get-a-dict-of-all-variables-currently-in-scope-and-their-values to format . Is this always correct or are there some corner cases that this expression would handle incorrectly Rewritten.. are no big deal for your intended use but you did mention corner cases . If you need to cover them there are ways to get the..
How do you get the next value in the floating-point sequence? http://stackoverflow.com/questions/10420848/how-do-you-get-the-next-value-in-the-floating-point-sequence of IEEE 754's nextUp function in Python. It covers all the corner cases. import math import struct def next_up x # NaNs and positive..
Trouble using python PIL library to crop and save image http://stackoverflow.com/questions/1076638/trouble-using-python-pil-library-to-crop-and-save-image Edit All four coordinates are measured from the top left corner and describe the distance from that corner to the left edge.. the top left corner and describe the distance from that corner to the left edge top edge right edge and bottom edge. Your code..
change image based on click in pygame http://stackoverflow.com/questions/10876324/change-image-based-on-click-in-pygame pygame.time.Clock #tick tock ending button1 button2 False corner1 28 18 #Top Left corner of button 1 corner2 56 18 #Top Left.. tock ending button1 button2 False corner1 28 18 #Top Left corner of button 1 corner2 56 18 #Top Left corner of button 2 image_length.. button2 False corner1 28 18 #Top Left corner of button 1 corner2 56 18 #Top Left corner of button 2 image_length 100 #length..
give openid users additional information http://stackoverflow.com/questions/11183872/give-openid-users-additional-information login and I can display their email ID up in the top right corner. Now I want users to have their own usernames and be able to..
How do you create a Button on a tkinter Canvas? http://stackoverflow.com/questions/11980812/how-do-you-create-a-button-on-a-tkinter-canvas button1 This will create your button with upper left corner at 10 10 relative to the canvas without resizing the canvas..
Convert Variable Name to String? http://stackoverflow.com/questions/1534504/convert-variable-name-to-string arbitrary functions modules namespaces without using corner case solutions. The only downside is the use of the eval function..
How to determine a region of interest and then crop an image using OpenCV http://stackoverflow.com/questions/15693900/how-to-determine-a-region-of-interest-and-then-crop-an-image-using-opencv After that a simple iteration on the Mat to find for the corner pixels is trivial and I talked about that on this answer . For.. top bottom for int i 0 i points.size i if i 0 initialize corner values left right points i .x top bottom points i .y if points..
python image recognition [closed] http://stackoverflow.com/questions/1603688/python-image-recognition shape of the background. I would then detect the number of corners using a corner detection algorithm e.g. Harris . A triangle.. I would then detect the number of corners using a corner detection algorithm e.g. Harris . A triangle has 3 corners a.. corner detection algorithm e.g. Harris . A triangle has 3 corners a square 4 and a smiley none. Here's a python implementation..
How to embed a Python interpreter in a PyQT widget http://stackoverflow.com/questions/2758159/how-to-embed-a-python-interpreter-in-a-pyqt-widget Below is what I currently have. But there are so many corner cases that I probably missed some. It is very slow try a large..
How to read lines from a file in python starting from the end http://stackoverflow.com/questions/3568833/how-to-read-lines-from-a-file-in-python-starting-from-the-end first Cons Much hard to implement and get right for all corner cases There are numerous links on the net that shows how to..
Client Server programming in python? http://stackoverflow.com/questions/487229/client-server-programming-in-python Twisted's code has been improved for years and covers some corner cases you'll take time to master. EDIT Any existing async IO..
How to display picture and get mouse click coordinate on it http://stackoverflow.com/questions/5501192/how-to-display-picture-and-get-mouse-click-coordinate-on-it to the console. The canvas widget makes the top left corner the 0 0 point so you may have to mess around with the printcoords..
http://stackoverflow.com/questions/783897/truncating-floats-in-python return ' . f' n 1 f 1 The latter does fail on some corner cases though like trunc 11.999999 3 share improve this answer..
Lazy data-flow (spreadsheet like) properties with dependencies in Python http://stackoverflow.com/questions/8340289/lazy-data-flow-spreadsheet-like-properties-with-dependencies-in-python what you want. If the code bellow does not work in some corner cases just write me. class DependentProperty object def __init__..
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