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Cross-browser custom styling for file upload button [duplicate]
...;
<img src="http://wscont1.apps.microsoft.com/winstore/1x/c37a9d99-6698-4339-acf3-c01daa75fb65/Icon.13385.png" alt="" />
<input type="file" />
</label>
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Sample random rows in dataframe
...b
1: 14.7 8 440.0 230 3.23 5.345 17.42 0 0 3 4
2: 19.2 6 167.6 123 3.92 3.440 18.30 1 0 4 4
3: 17.3 8 275.8 180 3.07 3.730 17.60 0 0 3 3
4: 21.5 4 120.1 97 3.70 2.465 20.01 1 0 3 1
5: 22.8 4 108.0 93 3.85 2.320 18.61 1 1 4 1
6: 15.5 8 318.0 150 2...
How to randomly select an item from a list?
...y selects a single item
For reproducibility, you can do:
np.random.seed(123)
np.random.choice(foo) # first call will always return 'c'
For samples of one or more items, returned as an array, pass the size argument:
np.random.choice(foo, 5) # sample with replacement (default)
np.random...
Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
...else {
return createUnsafeBuffer(size);
}
}
????/lib/buffer.js#L98-L100 Node.js 9.4.0
function createUnsafeBuffer(size) {
return new FastBuffer(createUnsafeArrayBuffer(size));
}
What do you mean by a “memory pool?”
A memory pool is a fixed-size pre-allocated memory block for keepi...
Using Html.ActionLink to call action on different controller
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Craig StuntzCraig Stuntz
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Alter MySQL table to add comments on columns
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Mark AmeryMark Amery
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Get the previous month's first and last day dates in c#
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@guillegr123 now at github github.com/FluentDateTime/FluentDateTime and Nuget nuget.org/packages/FluentDateTime
– Matthew Lock
Feb 13 '13 at 23:32
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How do I format a number in Java?
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From this thread, there are different ways to do this:
double r = 5.1234;
System.out.println(r); // r is 5.1234
int decimalPlaces = 2;
BigDecimal bd = new BigDecimal(r);
// setScale is immutable
bd = bd.setScale(decimalPlaces, BigDecimal.ROUND_HALF_UP);
r = bd.doubleValue();
System.out.pri...
How do I erase an element from std::vector by index?
...you use std::next you can do it in one line: vec.erase( next(begin(vec), 123) );
– dani
Oct 5 '16 at 20:36
8
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Serialize an object to XML
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123
I modified mine to return a string rather than use a ref variable like below.
public static s...