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How to normalize an array in NumPy?
...umpy as np
from sklearn.preprocessing import normalize
x = np.random.rand(1000)*10
norm1 = x / np.linalg.norm(x)
norm2 = normalize(x[:,np.newaxis], axis=0).ravel()
print np.all(norm1 == norm2)
# True
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Post JSON using Python Requests
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edited Oct 19 '19 at 10:32
Keithel
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answered Oct 13 '14 at 16:08
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What is lexical scope?
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void dummy1()
{
int x = 5;
fun();
}
void dummy2()
{
int x = 10;
fun();
}
Here fun can either access x in dummy1 or dummy2, or any x in any function that call fun with x declared in it.
dummy1();
will print 5,
dummy2();
will print 10.
The first one is called static becaus...
Object comparison in JavaScript [duplicate]
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10 Answers
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How do you read from stdin?
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answered Jul 20 '10 at 10:30
user303110user303110
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When should use Readonly and Get only properties
...Fuel; // Will work
f.Fuel = a; // Does not compile
f.FillFuelTank(10); // Value is changed from the method's code
}
Setting the private field of your class as readonly allows you to set the field value only once (using an inline assignment or in the class constructor).
You will not be abl...
How to dump a dict to a json file?
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answered Sep 26 '14 at 10:22
moobimoobi
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powershell 2.0 try catch how to access the exception
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answered Feb 2 '10 at 8:47
stejstej
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Convert dmesg timestamp to custom date format
..._with_human_timestamps" function provided by lucas-cimon earlier. It has a bit of trouble with some of our boxes with large uptime though. Turns out that kernel timestamps in dmesg are derived from an uptime value kept by individual CPUs. Over time this gets out of sync with the real time clock. As ...