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Big O of JavaScript arrays
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Jonas Wilms
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answered Jul 18 '12 at 6:01
Nick JohnsonNick Johnson
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How to use sessions in an ASP.NET MVC 4 application?
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Joseph WoodwardJoseph Woodward
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SQL to determine minimum sequential days of access?
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Spencer RuportSpencer Ruport
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Using switch statement with a range of value in each case?
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edited Aug 23 '17 at 14:18
answered Jun 3 '12 at 20:49
mis...
How do you extract a column from a multi-dimensional array?
...gt;>> import numpy as np
>>> A = np.array([[1,2,3,4],[5,6,7,8]])
>>> A
array([[1, 2, 3, 4],
[5, 6, 7, 8]])
>>> A[:,2] # returns the third columm
array([3, 7])
See also: "numpy.arange" and "reshape" to allocate memory
Example: (Allocating a array with shaping...
Getting one value from a tuple
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Georgy
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answered Jun 28 '10 at 20:56
David ZDavid Z
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In Java, what is the best way to determine the size of an object?
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edited Jun 28 '16 at 18:24
Ravindra babu
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Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
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treats any integer with a leading zero as octal. So os.chmod("file",
484) (in decimal) would give the same result.
What you are doing is passing 664 which in octal is 1230
In your case you would need
os.chmod("/tmp/test_file", 436)
[Update] Note, for Python 3 you have prefix with 0o (...
Converting integer to binary in python
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>>> '{0:08b}'.format(6)
'00000110'
Just to explain the parts of the formatting string:
{} places a variable into a string
0 takes the variable at argument position 0
: adds formatting options for this variable (otherwise it would ...
How to initialize all members of an array to the same value?
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answered Oct 14 '08 at 13:17
aibaib
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