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Math.random() versus Random.nextInt(int)
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4 Answers
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Shading a kernel density plot between two points.
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edited May 1 '17 at 10:34
JD Long
53k5050 gold badges179179 silver badges270270 bronze badges
answered...
Sample random rows in dataframe
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460
First make some data:
> df = data.frame(matrix(rnorm(20), nrow=10))
> df
X1 ...
Replacing NAs with latest non-NA value
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164
You probably want to use the na.locf() function from the zoo package to carry the last observati...
Convert string to integer type in Go?
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edited Mar 28 '13 at 3:44
answered Nov 25 '10 at 17:39
p...
Reset PHP Array Index
...[docs] does that:
$a = array(
3 => "Hello",
7 => "Moo",
45 => "America"
);
$b = array_values($a);
print_r($b);
Array
(
[0] => Hello
[1] => Moo
[2] => America
)
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Dynamically select data frame columns using $ and a character value
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9 3 2 2
7 3 2 3
8 5 1 3
6 1 5 4
3 3 4 4
2 4 3 4
5 5 1 4
1 2 5 5
4 5 3 5
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How to loop through all but the last item of a list?
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324
for x in y[:-1]
If y is a generator, then the above will not work.
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Rename specific column(s) in pandas
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Nov 3 '13 at 21:32
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Is it possible to adjust x,y position for titleLabel of UIButton?
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4 Answers
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