So I’ve been using the canvas widget in tkinter to create a frame full of labels which has a scrollbar. All is working good except that the frame only expands to the size of the labels placed in it – I want the frame to expand to the size of the parent canvas.
I’m trying to get the first char of a byte-string in python 3.4, but when I index it, I get an int:
I’ve spent some time to search for workable solution to do Drag and Drop behavior with Python Tkinter on OSX platform, and the most possible solution found is TkDnD library.
http://sourceforge.net/projects/tkdnd/files/
I simplified my code for better understanding. here is the problem : case 1: # -*- coding: utf-8 -*- text = "چرا کار نمیکنی؟" # also using u"…." results the same print(text) output: UnicodeEncodeError: 'charmap' codec can't encode characters in position 0-2: character maps to <undefined> case 2: text = "چرا کار نمیکنی؟".encode("utf-8") print(text) there … Read more
Is it possible to use type hinting when unpacking a tuple? I want to do this, but it results in a SyntaxError:
I’m trying to access a dict_key’s element by its index:
I hit this TypeError exception recently, which I found very difficult to debug. I eventually reduced it to this small test case:
I’ve been searching around the Internet for a while but I have not been able to find detailed instructions on how to install OpenCV for Python 3.x under Windows. I would really appreciate if anyone here can share his/her method if he/she had successfully installed OpenCV for Python 3.x, either from a pre-built binary or … Read more
While doing some practice problems using seaborn and a Jupyter notebook, I realized that the distplot() graphs did not have the darker outlines on the individual bins that all of the sample graphs in the documentation have. I tried creating the graphs using Pycharm and noticed the same thing. Thinking it was a seaborn problem, I tried some hist() charts using matplotlib, only to get the same results.
Im studying comprehensions. I get the print(x) part (i think. It prints the value of x that passes the ‘in’ test) but why is it also returning a list of None afterward? >>> g ['a', 'x', 'p'] >>> [print(x) for x in g] a x p [None, None, None] #whats this? Answers: Thank you for … Read more