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Detect if a NumPy array contains at least one non-numeric value?
...
This should be faster than iterating and will work regardless of shape.
numpy.isnan(myarray).any()
Edit: 30x faster:
import timeit
s = 'import numpy;a = numpy.arange(10000.).reshape((100,100));a[10,10]=numpy.nan'
ms = [
'numpy.isnan(a).any()',
'any(n...
Press alt + numeric in bash and you get (arg [numeric]) what is that?
Press alt + numeric in bash and you get (arg [numeric]) what is that?
7 Answers
7
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Set Django IntegerField by choices=… name
...bject. Hard to find with Google too so thanks.
– Alexander Ljungberg
Jul 13 '09 at 13:54
1
FWIW, ...
Setting the default value of a DateTime Property to DateTime.Now inside the System.ComponentModel De
...de to the constructor to initialize the date if required, create a trigger and handle missing values in the database, or implement the getter in a way that it returns DateTime.Now if the backing field is not initialized.
public DateTime DateCreated
{
get
{
return this.dateCreated.HasVal...
Syntax highlighting/colorizing cat
... that supports those escape sequences) will print any text file as 'bold', and will print any binary file as red. You can use strings instead of cat for printing binary files and you can enhance the logic to make it suit your needs.
...
How to escape indicator characters (i.e. : or - ) in YAML
...ey to which I wish to assign a URL. The problem is that YAML interprets : and - characters as either creating mappings or lists, so it has a problem with the line
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Is there “0b” or something similar to represent a binary number in Javascript
... is a prefix for hexadecimal numbers in Javascript. For example, 0xFF stands for the number 255.
10 Answers
...
Does a `+` in a URL scheme/host/path represent a space?
... edited Dec 19 '16 at 16:08
Andrew Tobilko
42.5k1111 gold badges6666 silver badges119119 bronze badges
answered Jun 17 '09 at 9:43
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Removing double quotes from variables in batch file creates problems with CMD environment
Can anybody help with effective and safe way of removing quotes from batch variables?
11 Answers
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In Python, how do I index a list with another list?
...his faster than a for-loop or only shorter?
– Daniel Andrén
Jun 18 '09 at 11:44
10
@daniel: both...