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What do *args and **kwargs mean? [duplicate]
...r **kwargs as the last items in your function definition’s argument list allows that function to accept an arbitrary number of arguments and/or keyword arguments.
For example, if you wanted to write a function that returned the sum of all its arguments, no matter how many you supply, you could wr...
Is the 'override' keyword just a check for a overridden virtual method?
... And what would an explicit class definition do? Never heard about that at all.
– Christian Rau
Aug 13 '13 at 9:21
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Cleaning up old remote git branches
... the end of your git statement to see the result of running it without actually running it.
Docs for git remote prune and git branch.
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Rails formatting date
I am posting a date to an API and the required format is as follows:
4 Answers
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Which is more preferable to use: lambda functions or nested functions ('def')?
...nction objects, but list comprehensions and generator expressions are generally more readable than those functions and can cover all use cases, without the need of lambdas.
For the cases you really need a small function object, you should use the operator module functions, like operator.add instea...
Express res.sendfile throwing forbidden error
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I believe it's because of the relative path; the "../" is considered malicious. Resolve the local path first, then call res.sendfile. You can resolve the path with path.resolve beforehand.
var path = require('path');
res.sendFile(path.resolve...
Python Empty Generator Function
... list(f())
[None]
Why not just use iter(())?
This question asks specifically about an empty generator function. For that reason, I take it to be a question about the internal consistency of Python's syntax, rather than a question about the best way to create an empty iterator in general.
If ques...
Is it possible to adjust x,y position for titleLabel of UIButton?
... I didn't even need the first two lines... setTitleEdgeInsets: was all I found necessary to shift the text around.
– ArtOfWarfare
Jan 1 '13 at 18:34
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split string in to 2 based on last occurrence of a separator
I would like to know if there is any built in function in python to break the string in to 2 parts, based on the last occurrence of a separator.
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How do I parse a string to a float or int?
In Python, how can I parse a numeric string like "545.2222" to its corresponding float value, 545.2222 ? Or parse the string "31" to an integer, 31 ?
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