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Can I redirect the stdout in python into some sort of string buffer?
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211
from cStringIO import StringIO # Python3 use: from io import StringIO
import sys
old_stdout =...
Python mysqldb: Library not loaded: libmysqlclient.18.dylib
I just compiled and installed mysqldb for python 2.7 on my mac os 10.6. I created a simple test file that imports
15 Answe...
What is the advantage of using abstract classes instead of traits?
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answered Jan 2 '10 at 11:53
Mushtaq AhmedMushtaq Ahmed
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How to declare an array in Python?
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edited May 22 '16 at 20:21
Zanon
20.3k1414 gold badges9595 silver badges106106 bronze badges
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Pointers in Python?
... know Python doesn't have pointers, but is there a way to have this yield 2 instead
9 Answers
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Swift double to string
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213
It is not casting, it is creating a string from a value with a format.
let a: Double = 1.5
let...
Capturing Groups From a Grep RegEx
...ing stored in a variable
else
echo "$f doesn't match" >&2 # this could get noisy if there are a lot of non-matching files
fi
done
It's better to put the regex in a variable. Some patterns won't work if included literally.
This uses =~ which is Bash's regex match operator. ...
Python: Find in list
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1235
As for your first question: that code is perfectly fine and should work if item equals one of ...
Is there an R function for finding the index of an element in a vector?
...rks on vectors :
x <- sample(1:10)
x
# [1] 4 5 9 3 8 1 6 10 7 2
match(c(4,8),x)
# [1] 1 5
match only returns the first encounter of a match, as you requested. It returns the position in the second argument of the values in the first argument.
For multiple matching, %in% is the way to...