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ValueError: setting an array element with a sequence
... the code you showed us, the only thing we can tell is that you are trying to create an array from a list that isn't shaped like a multi-dimensional array. For example
numpy.array([[1,2], [2, 3, 4]])
or
numpy.array([[1,2], [2, [3, 4]]])
will yield this error message, because the shape of the ...
How can I convert string date to NSDate?
I want to convert "2014-07-15 06:55:14.198000+00:00" this string date to NSDate in Swift.
18 Answers
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What is thread safe or non-thread safe in PHP?
...ronous sockets and I/O), as well as ones that mix two or even three models together. For the purpose of answering this question, we are only concerned with the two models above, and taking Apache HTTP server as an example.
Needed background on how PHP "integrates" with web servers:
PHP itself does...
How to determine if a number is a prime with regex?
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You said you understand this part, but just to emphasize, the String generated has a length equal to the number supplied. So the string has three characters if and only if n == 3.
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The first part of the regex says, "any character, zero or one times". So basically,...
Should I use int or Int32
... shorthand for a system-provided type. For example, the keyword int refers to the struct System.Int32. As a matter of style, use of the keyword is favoured over use of the complete system type name.
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What are the new documentation commands available in Xcode 5? [closed]
One of Xcode 5's new features is the ability to document your own code with a special comment syntax. The format is similar to doxygen, but appears to only support a subset of those features .
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Don't understand why UnboundLocalError occurs (closure) [duplicate]
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Python doesn't have variable declarations, so it has to figure out the scope of variables itself. It does so by a simple rule: If there is an assignment to a variable inside a function, that variable is considered local.[1] Thus, the line
counter += 1
implicitly makes cou...
What is a “slug” in Django?
...a "slug". I am not quite sure what this is, but I do know it has something to do with URLs. How and when is this slug-thing supposed to be used?
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Why can't I use background image and color together?
What I am trying to do is to show both background-color and background-image , so that half of my div will cover the right shadow background image, and the other left part will cover the background color.
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Proper way to use **kwargs in Python
What is the proper way to use **kwargs in Python when it comes to default values?
14 Answers
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