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Detect if a NumPy array contains at least one non-numeric value?
...ing 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(numpy.isnan(x) for x in a.flatten())']
for m in ms:
print " %.2f s"...
Detect if a jQuery UI dialog box is open
...
173
If you read the docs.
$('#mydialog').dialog('isOpen')
This method returns a Boolean (true or...
Ignoring a class property in Entity Framework 4.1 Code First
...(modelBuilder);
}
http://msdn.microsoft.com/en-us/library/hh295847(v=vs.103).aspx
The version I checked is EF 4.3, which is the latest stable version available when you use NuGet.
Edit : SEP 2017
Asp.NET Core(2.0)
Data annotation
If you are using asp.net core (2.0 at the time of this writing), Th...
What are the differences between vector and list data types in R?
...tors are "atomic vectors" in strict R parlance:
aaa <- vector("list", 3)
is.list(aaa) #TRUE
is.vector(aaa) #TRUE
Lists are a "recursive" type (of vector) whereas atomic vectors are not:
is.recursive(aaa) # TRUE
is.atomic(aaa) # FALSE
You process data objects with different functions...
List of strings to one string
... |
edited Jan 10 '13 at 9:22
bluish
22k2222 gold badges107107 silver badges163163 bronze badges
a...
Spring @PostConstruct vs. init-method attribute
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153
No practically I don't think there is any difference but there are priorities in the way they wo...
Multiline for WPF TextBox
... |
edited May 2 '17 at 7:32
WonderWorker
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answer...
Rails 4 - Strong Parameters - Nested Objects
... |
edited Aug 26 '13 at 15:11
answered Aug 26 '13 at 5:59
...
Python non-greedy regexes
...
wjandrea
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answered Apr 19 '09 at 23:27
Trey StoutTrey Stou...
:after vs. ::after
...s there any functional difference between the CSS 2.1 :after and the CSS 3 ::after pseudo-selectors (other than ::after not being supported in older browsers)? Is there any practical reason to use the newer specification?
...