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Select rows of a matrix that meet a condition
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edited Mar 22 '11 at 13:09
answered Mar 22 '11 at 13:04
n...
Java rounding up to an int using Math.ceil
Why does it still return 4? 157/32 = 4.90625 , I need to round up, I've looked around and this seems to be the right method.
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what is the right way to treat Python argparse.Namespace() as a dictionary?
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You can access the namespace's dictionary with vars():
>>> import argparse
>>&g...
Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
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Not answering the specifics of your question so much as the title: the 2006 Technical Report on ...
“int main (vooid)”? How does that work?
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It's simply using the "old-style" function-declaration syntax; you're implicitly declaring an in...
How to retrieve Request Payload
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answered Mar 7 '12 at 7:00
IkkeIkke
87k2323 gold badges9090 silver badges117117 bronze badges
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chai test array equality doesn't work as expected
...does. so cumbersome…
– jacob
Aug 10 '17 at 16:58
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Socket.io rooms difference between broadcast.to and sockets.in
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edited Jun 25 '13 at 0:26
answered Jul 29 '11 at 18:09
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Getting a random value from a JavaScript array
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edited Jul 24 at 5:06
tamil arasan
111 bronze badge
answered Dec 29 '10 at 0:06
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Selecting multiple columns in a pandas dataframe
...s of the first two columns) then you can do this instead:
df1 = df.iloc[:, 0:2] # Remember that Python does not slice inclusive of the ending index.
Additionally, you should familiarize yourself with the idea of a view into a Pandas object vs. a copy of that object. The first of the above methods w...