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How do I find a “gap” in running counter with SQL?
...L table. For example, if there are values 1,2,4 and 5 I'd like to find out 3.
20 Answers
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CUDA incompatible with my gcc version
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Matt
67.9k2020 gold badges137137 silver badges171171 bronze badges
answered Jan 1 '12 at 13:47
Gearoid MurphyGearoid Murphy
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How to shift a column in Pandas DataFrame
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In [18]: a
Out[18]:
x1 x2
0 0 5
1 1 6
2 2 7
3 3 8
4 4 9
In [19]: a.x2 = a.x2.shift(1)
In [20]: a
Out[20]:
x1 x2
0 0 NaN
1 1 5
2 2 6
3 3 7
4 4 8
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Using a bitmask in C#
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edited Jul 16 '10 at 3:35
answered Jul 16 '10 at 2:17
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Dump a NumPy array into a csv file
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913
numpy.savetxt saves an array to a text file.
import numpy
a = numpy.asarray([ [1,2,3], [4,5,6],...
Debugging App When Launched by Push Notification
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37
I know this may not be appropriate, but I love you. :)
– Dutchie432
Aug 6 '09 at 17:19
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Getting SyntaxError for print with keyword argument end=' '
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Are you sure you are using Python 3.x? The syntax isn't available in Python 2.x because print is still a statement.
print("foo" % bar, end=" ")
in Python 2.x is identical to
print ("foo" % bar, end=" ")
or
print "foo" % bar, end=" "
i.e. as a call to...
MySQL: Quick breakdown of the types of joins [duplicate]
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3 Answers
3
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What's the difference between lapply and do.call?
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edited May 29 '12 at 15:37
answered May 29 '12 at 15:11
A...
Why is lazy evaluation useful?
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Vinko Vrsalovic
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answered Nov 5 '08 at 15:07
mipadimipadi
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