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Is 1.0 a valid output from std::generate_canonical?
...output of the algorithm) when loss of precision occurs if the current IEEE754 rounding mode is anything other than round-to-negative-infinity (note that the default is round-to-nearest).
The 7549723rd output of mt19937 with your seed is 4294967257 (0xffffffd9u), which when rounded to 32-bit float g...
Strtotime() doesn't work with dd/mm/YYYY format
...
15 Answers
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Merge/flatten an array of arrays
... concat to merge arrays:
var arrays = [
["$6"],
["$12"],
["$25"],
["$25"],
["$18"],
["$22"],
["$10"]
];
var merged = [].concat.apply([], arrays);
console.log(merged);
Using the apply method of concat will just take the second parameter as an array, so the last l...
Why does this method print 4?
...g((P - (X - M - C*R))/R) = 0.
Example 2: Suppose that
X = 100
M = 1
R = 5
P = 12
Then C = 19, and cnt = 2.
Example 3: Suppose that
X = 101
M = 1
R = 5
P = 12
Then C = 20, and cnt = 3.
Example 4: Suppose that
X = 101
M = 2
R = 5
P = 12
Then C = 19, and cnt = 2.
Thus, we see that bot...
How to sort git tags by version string order of form rc-X.Y.Z.W?
...oes
– Robert Mutke
Jan 11 '13 at 7:35
5
The -V argument isn't available on the OS X(10.8)-provide...
How do I update each dependency in package.json to the latest version?
...
answered Apr 18 '13 at 3:35
josh3736josh3736
120k2323 gold badges198198 silver badges245245 bronze badges
...
How to pass a class type as a function parameter
..."Cannot convert the expression's type () to type ($T6) -> ($T6) -> $T5".
The cause of the latter error is that the compiler is not able to infer the types of what you wrote. In this case the problem is that T is only used in the parameter of the closure and the closure you passed doesn't indi...
How can I convert an RGB image into grayscale in Python?
...e('greyscale.png')
Using matplotlib and the formula
Y' = 0.2989 R + 0.5870 G + 0.1140 B
you could do:
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.image as mpimg
def rgb2gray(rgb):
return np.dot(rgb[...,:3], [0.2989, 0.5870, 0.1140])
img = mpimg.imread('image.p...
How to check which version of v8 is installed with my NodeJS?
...
Mike B.
9,7541717 gold badges6868 silver badges108108 bronze badges
answered Mar 18 '11 at 18:14
alienhardalienh...