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In-place type conversion of a NumPy array
...w('float32')
y[:] = x
print(y)
yields
array([ 0., 1., 2., 3., 4., 5., 6., 7., 8., 9.], dtype=float32)
To show the conversion was in-place, note that copying from x to y altered x:
print(x)
prints
array([ 0, 1065353216, 1073741824, 1077936128, 1082130432,
1084227584,...
In .NET, which loop runs faster, 'for' or 'foreach'?
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365
Patrick Smacchia blogged about this last month, with the following conclusions:
for loops...
Does Python have a ternary conditional operator?
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7254
Yes, it was added in version 2.5. The expression syntax is:
a if condition else b
First condit...
sphinx-build fail - autodoc can't import/find module
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answered Apr 27 '12 at 13:59
bmubmu
28.2k1111 gold badges8282 silver badges9898 bronze badges
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Resize image in PHP
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Joe
14.9k44 gold badges3737 silver badges7575 bronze badges
answered Feb 1 '13 at 15:33
Ian AtkinIan Atkin
5,70822 gold ...
Find a pair of elements from an array whose sum equals a given number
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135
# Let arr be the given array.
# And K be the give sum
for i=0 to arr.length - 1 do
# key is ...
Looping over arrays, printing both index and value
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glenn jackmanglenn jackman
195k3232 gold badges177177 silver badges284284 bronze badges
...
How can I create a simple message box in Python?
... 2 : Abort | Retry | Ignore
## 3 : Yes | No | Cancel
## 4 : Yes | No
## 5 : Retry | No
## 6 : Cancel | Try Again | Continue
Have fun!
Note: edited to use MessageBoxW instead of MessageBoxA
share
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Convert a list to a dictionary in Python
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275
b = dict(zip(a[::2], a[1::2]))
If a is large, you will probably want to do something like the ...
How to read from stdin line by line in Node
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215
You can use the readline module to read from stdin line by line:
var readline = require('readli...