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Creating a copy of an object in C# [duplicate]
... Console.WriteLine("objectB.val = {0}", objectB.val);
Console.ReadKey();
}
}
output:
objectA.val = 10
objectB.val = 20
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returning in the middle of a using block
...into. Or is that only expressible in IL ? (which I have never really tried reading before).
– Bart
Jan 21 '16 at 22:36
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Convert hex to binary
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import binascii
binary_string = binascii.unhexlify(hex_string)
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binascii.unhexlify
Return the binary data represented by the hexadecimal string specified as the parameter.
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How to remove all rows in a numpy.ndarray that contain non-numeric values
Basically, I'm doing some data analysis. I read in a dataset as a numpy.ndarray and some of the values are missing (either by just not being there, being NaN , or by being a string written " NA ").
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Force IE compatibility mode off using tags
... Thank you Chris! I was struggling with this for 30 minutes when I finally read your comment. I didn't have it first.
– Hawkee
Sep 26 '13 at 2:34
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Is there a ceiling equivalent of // operator in Python?
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@apadana I agree this is very smart, but not very readable and hard to maintain! I have decided to import ceil from math so that when one of my colleagues reads my line of code he will understand what it does!
– SlimCheney
Mar 21 '18 at...
Setting DEBUG = False causes 500 Error
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In my case, reading docs of third party apps properly saved me.
The culprit? django_compressor
I had
{% load compress %}
{% compress css %}
... css files linked here ..
{% endcompress %}
DEBUG = True always gave me 500. To fix it...
There is no ListBox.SelectionMode=“None”, is there another way to disable selection in a listbox?
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Re-reading these comments again I want to point out that @Thomas Levesque's comment is only true of the second approach I show. Using plain ItemsControl will completely remove any concept of selection.
– D...
How to calculate a logistic sigmoid function in Python?
...4]: 0.61253961344091512
If you are concerned about performances continue reading, otherwise just use expit.
Some benchmarking:
In [5]: def sigmoid(x):
....: return 1 / (1 + math.exp(-x))
....:
In [6]: %timeit -r 1 sigmoid(0.458)
1000000 loops, best of 1: 371 ns per loop
In [7]: %time...
Append an object to a list in R in amortized constant time, O(1)?
...it (2015-Feb-01): This post is coming up on its fifth birthday. Some kind readers keep repeating any shortcomings with it, so by all means also see some of the comments below. One suggestion for list types:
newlist <- list(oldlist, list(someobj))
In general, R types can make it hard to have o...