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Why do people still use primitive types in Java?
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400
In Joshua Bloch's Effective Java, Item 5: "Avoid creating unnecessary objects", he posts the f...
Programmatically Hide/Show Android Soft Keyboard [duplicate]
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4 Answers
4
Active
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join list of lists in python [duplicate]
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504
import itertools
a = [['a','b'], ['c']]
print(list(itertools.chain.from_iterable(a)))
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The difference between fork(), vfork(), exec() and clone()
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answered Jan 31 '11 at 21:42
JavierJavier
55.7k77 gold badges7474 silver badges119119 bronze badges
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How to write a multidimensional array to a text file?
...This (a 2D array) works fine
import numpy as np
x = np.arange(20).reshape((4,5))
np.savetxt('test.txt', x)
While the same thing would fail (with a rather uninformative error: TypeError: float argument required, not numpy.ndarray) for a 3D array:
import numpy as np
x = np.arange(200).reshape((4,5,10...
Standardize data columns in R
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542
I have to assume you meant to say that you wanted a mean of 0 and a standard deviation of 1. I...
MD5 algorithm in Objective-C
...%02x",
result[0], result[1], result[2], result[3],
result[4], result[5], result[6], result[7],
result[8], result[9], result[10], result[11],
result[12], result[13], result[14], result[15]
];
}
@end
@implementation NSData (MyAdditions)
- (NSString*)md5
{
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HTML 5: Is it , , or ?
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edited Feb 19 '16 at 11:40
Manse
36.1k88 gold badges7373 silver badges103103 bronze badges
answered De...
How do I make UILabel display outlined text?
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edited May 5 '11 at 6:45
Community♦
111 silver badge
answered Sep 15 '09 at 1:21
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How to properly compare two Integers in Java?
..., or a character literal between '\u0000' and '\u007f'
inclusive (§3.10.4), then let a and b be the results of any two boxing
conversions of p. It is always the case that a == b.
Personally I'd use:
if (x.intValue() == y.intValue())
or
if (x.equals(y))
As you say, for any comparison bet...