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How to add a “readonly” attribute to an ?
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edited May 23 '17 at 12:02
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111 silver...
Asterisk in function call
I'm using itertools.chain to "flatten" a list of lists in this fashion:
3 Answers
3
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Override valueof() and toString() in Java enum
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You can try out this code. Since you cannot override valueOf method you have to define a custom method (getEnum in the sample code below) which returns the value that you need and change your client to use this method instead.
public enum Ran...
How to get different colored lines for different plots in a single figure?
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Matplotlib does this by default.
E.g.:
import matplotlib.pyplot as plt
import numpy as np
x = np.arange(10)
plt.plot(x, x)
plt.plot(x, 2 * x)
plt.plot(x, 3 * x)
plt.plot(x, 4 * x)
plt.show()
And, as you may already know, you can easily...
How to get std::vector pointer to the raw data?
... the address of the iterator returned by begin() (as the compiler warns, this is not technically allowed because something.begin() is an rvalue expression, so its address cannot be taken).
Assuming the container has at least one element in it, you need to get the address of the initial element of t...
Mongoose query where value is not null
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You should be able to do this like (as you're using the query api):
Entrant.where("pincode").ne(null)
... which will result in a mongo query resembling:
entrants.find({ pincode: { $ne: null } })
A few links that might help:
The mongoose query a...
How do I delete specific lines in Notepad++?
...region'. That's just an example, and I can think of several more uses, but is that even possible?
8 Answers
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Insert Data Into Temp Table with Query
I have an existing query that outputs current data, and I would like to insert it into a Temp table, but am having some issues doing so. Would anybody have some insight on how to do this?
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Cannot find Dumpbin.exe
I do not see dumpbin.exe on my system. I have Visual Studio 2005 on my system. When I type dumpbin on the command line, it says unrecognizable command.
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How to change background color in android app
...e alpha value, if you are using the html 6 letter color notation the color is opaque.
Eg :
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