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An item with the same key has already been added
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In C#, say, if you have variable1 and Variable1 (it'll throw the error). Also, check to make sure there's no similar edmx names (table column has "CURRENCY", one of Navigation Properties name had "Currency")
– Robert Koch
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In HTML5, should the main navigation be inside or outside the element?
...e's masthead <header> element. For websites having both secondary and main navigation, it seems common to include the secondary navigation as a <nav> element inside the masthead <header> element with the main navigation as a <nav> element outside the masthead <he...
Are there any worse sorting algorithms than Bogosort (a.k.a Monkey Sort)? [closed]
...rithms this morning. We reminisced about our favorites like StupidSort , and one of us was sure we had seen a sort algorithm that was O(n!) . That got me started looking around for the "worst" sorting algorithms I could find.
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Visibility of global variables in imported modules
...a Python script. I'll do my best to describe the error, why I run into it, and why I'm tying this particular approach to solve my problem (which I will describe in a second):
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Format output string, right alignment
...ew = '{:>12} {:>12} {:>12}'.format(word[0], word[1], word[2])
And here's how to do it using the old % syntax (useful for older versions of Python that don't support str.format):
line_new = '%12s %12s %12s' % (word[0], word[1], word[2])
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Convert Pandas column containing NaNs to dtype `int`
I read data from a .csv file to a Pandas dataframe as below. For one of the columns, namely id , I want to specify the column type as int . The problem is the id series has missing/empty values.
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Why is a git 'pull request' not called a 'push request'?
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If you have a code change in your repository, and want to move it to a target repository, then:
"Push" is you forcing the changes being present in the target repository (git push).
"Pull" is the target repository grabbing your changes to be present there (git pull fro...
Throw keyword in function's signature
...ce this, so it has to be checked at runtime, which is usually undesirable. And it is not well supported in any case. (MSVC ignores exception specifications, except throw(), which it interprets as a guarantee that no exception will be thrown.
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How do I make background-size work in IE?
... answered Jun 15 '11 at 6:18
DanDan
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Why does a base64 encoded string have an = sign at the end
I know what base64 encoding is and how to calculate base64 encoding in C#, however I have seen several times that when I convert a string into base64, there is an = at the end.
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