大约有 9,000 项符合查询结果（耗时：0.0181秒） [XML]
How to pass arguments to a Button command in Tkinter?
Suppose I have the following Button made with Tkinter in Python:
18 Answers
18
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How to correct TypeError: Unicode-objects must be encoded before hashing?
...that answer.
Now, the error message is clear: you can only use bytes, not Python strings (what used to be unicode in Python < 3), so you have to encode the strings with your preferred encoding: utf-32, utf-16, utf-8 or even one of the restricted 8-bit encodings (what some might call codepages).
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How do I round a decimal value to 2 decimal places (for output on a page)
... '17 at 21:20
Mickael Bergeron Néron
1,35611 gold badge1616 silver badges2727 bronze badges
answered Oct 2 '08 at 22:43
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What does the star operator mean, in a function call?
What does the * operator mean in Python, such as in code like zip(*x) or f(**k) ?
5 Answers
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How to Remove Array Element and Then Re-Index Array?
...bout any element of an array, not just the first.
– Félix Gagnon-Grenier
Jul 17 '18 at 18:10
add a comment
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How to find all occurrences of an element in a list?
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Or Use range (python 3):
l=[i for i in range(len(lst)) if lst[i]=='something...']
For (python 2):
l=[i for i in xrange(len(lst)) if lst[i]=='something...']
And then (both cases):
print(l)
Is as expected.
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How do I delete a local repository in git? [duplicate]
I can't find the command. I tried Googling "git 'delete a repository'".
4 Answers
4
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Get the client's IP address in socket.io
...rsion"? Please provide specific version.
– Akseli Palén
May 19 '19 at 12:39
Latest for July of 2014
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SQL Server equivalent to Oracle's CREATE OR REPLACE VIEW
...be one of the few confused by your answer.
– Kyle Julé
Mar 13 '15 at 20:55
2
For SQL Server 201...
why is plotting with Matplotlib so slow?
I'm currently evaluating different python plotting libraries. Right now I'm trying matplotlib and I'm quite disappointed with the performance. The following example is modified from SciPy examples and gives me only ~ 8 frames per second!
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