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deleting rows in numpy array
...numpy.delete method.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the third column, do this:
x = numpy.delete(x,(2), axis=1)
So you could find the indices of the row...
Maven error “Failure to transfer…”
I am trying to set up a project using Maven (m2eclipse), but I get this error in Eclipse:
21 Answers
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“Order by Col1, Col2” using entity framework
I need to order by 2 columns using the entity framework.
5 Answers
5
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return query based on date
...after a given date:
db.gpsdatas.find({"createdAt" : { $gte : new ISODate("2012-01-12T20:15:31Z") }});
I'm using $gte (greater than or equals), because this is often used for date-only queries, where the time component is 00:00:00.
If you really want to find a date that equals another date, the s...
Is there a way to instantiate objects from a string holding their class name?
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229
Nope, there is none, unless you do the mapping yourself. C++ has no mechanism to create object...
Getting MAC Address
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Python 2.5 includes an uuid implementation which (in at least one version) needs the mac address. You can import the mac finding function into your own code easily:
from uuid import getnode as get_mac
mac = get_mac()
The return ...
Does setting Java objects to null do anything anymore?
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answered May 12 '09 at 3:11
Neil CoffeyNeil Coffey
20.2k66 gold badges5555 silver badges7878 bronze badges
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Is there a way to break a list into columns?
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259
The CSS solution is: http://www.w3.org/TR/css3-multicol/
The browser support is exactly what ...
Can't execute jar- file: “no main manifest attribute”
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