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Filtering a list based on a list of booleans
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>>> from itertools import compress
>>> list_a = [1, 2, 4, 6]
>>> fil = [True, False, True, False]
>>> list(compress(list_a, fil))
[1, 4]
Timing comparisons(py3.x):
>>> list_a = [1, 2, 4, 6]
>>> fil = [True, False, True, False]
>>> %...
Find the extension of a filename in Ruby
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4 Answers
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What are the correct version numbers for C#?
...ession trees, anonymous types, implicit typing (var), query expressions
C# 4.0 released with .NET 4 and VS2010 (April 2010). Major new features: late binding (dynamic), delegate and interface generic variance, more COM support, named arguments, tuple data type and optional parameters
C# 5.0 released...
How to determine if a number is a prime with regex?
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4 Answers
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How to get correct timestamp in C#
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194
Your mistake is using new DateTime(), which returns January 1, 0001 at 00:00:00.000 instead of c...
python numpy ValueError: operands could not be broadcast together with shapes
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94
dot is matrix multiplication, but * does something else.
We have two arrays:
X, shape (97,2)
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How to enable Ad Hoc Distributed Queries
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4 Answers
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Script parameters in Bash
... ocrscript.sh
$1 # -from
$2 # /home/kristoffer/test.png
$3 # -to
$4 # /home/kristoffer/test.txt
It might be easier to omit the -from and the -to, like:
ocrscript.sh /home/kristoffer/test.png /home/kristoffer/test.txt
Then you'll have:
$1 # /home/kristoffer/test.png
$2 # /home...
How to display full (non-truncated) dataframe information in html when converting from pandas datafr
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461
Set the display.max_colwidth option to -1:
pd.set_option('display.max_colwidth', -1)
set_opti...