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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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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
6,06222 gold badges1515 silver badges1414 bronze badges
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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...
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. ...
How to declare an array in Python?
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edited May 22 '16 at 20:21
Zanon
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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...
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 ...
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...
How can I make Flexbox children 100% height of their parent?
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277
Use align-items: stretch
Similar to David Storey's answer, my workaround is:
.flex-2 {
d...