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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"...
Bash empty array expansion with `set -u`
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answered May 1 at 22:43
dimo414dimo414
40.6k1616 gold badges121121 silver badges205205 bronze badges
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Increment a value in Postgres
...able 'totals' had 2 columns, 'name' and 'total', and Bill had a total of 203, what would be the SQL statement I'd use in order to move Bill's total to 204?
...
Disable building workspace process in Eclipse
...n the same issue (with building automatically activated)
Note that bug 329657 (open in 2011, in progress in 2014) is about interrupting a (too lengthy) build, instead of cancelling it:
There is an important difference between build interrupt and cancel.
When a build is cancelled, it...
What is the purpose of static keyword in array parameter of function like “char s[static 10]”?
...
The Standard text, which covers both of the above cases, is in C11 6.7.6.3/7 (was 6.7.5.3/7 in C99):
A declaration of a parameter as ‘‘array of type’’ shall be adjusted to ‘‘qualified pointer to type’’, where the type qualifiers (if any) are those specified within the [ and ] o...
Is it possible to use Razor View Engine outside asp.net
...antcode.com/blog/2010/11/16/hosting-razor-outside-of-aspnet-revised-for-mvc3-rc.html
However, Razor is still primarily focused on generating xml-like markup (e.g. HTML) in the sense that the Razor parser uses the presence of <tags> to determine the transition between code and markup. You can p...
how do you filter pandas dataframes by multiple columns
...={}
for g in ['male', 'female']:
dic[g]=defaultdict(dict)
for y in [2013, 2014]:
dic[g][y]=df[(df[Gender]==g) & (df[Year]==y)] #store the DataFrames to a dict of dict
EDIT:
A demo for your getDF:
def getDF(dic, gender, year):
return dic[gender][year]
print genDF(dic, 'male', 2014)...
Is there an easy way to check the .NET Framework version?
The problem is that I need to know if it's version 3.5 SP 1. Environment.Version() only returns 2.0.50727.3053 .
21 Answ...
(grep) Regex to match non-ASCII characters?
...
316
This will match a single non-ASCII character:
[^\x00-\x7F]
This is a valid PCRE (Perl-Compa...
Create Test Class in IntelliJ
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M. Justin
3,13611 gold badge2121 silver badges4343 bronze badges
answered Dec 3 '10 at 15:06
JarlJarl
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