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How do I find the length of an array?
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525
If you mean a C-style array, then you can do something like:
int a[7];
std::cout << "Le...
Collections.emptyMap() vs new HashMap()
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145
From Effective Java, Item #43 - "Return empty arrays or collections, not null" demonstrates ret...
Returning null as an int permitted with ternary operator but not if statement
...he conditional operator (as described in the Java Language Specification, 15.25), and moves happily on. This will generate a NullPointerException at run time, which you can confirm by trying it.
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Using module 'subprocess' with timeout
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community wiki
5 revs, 4 users 77%jfs
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The difference between fork(), vfork(), exec() and clone()
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Why use a prime number in hashCode?
...codes?
– Steve Kuo
Aug 31 '10 at 21:50
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Find size of an array in Perl
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The predefined variable $[ specifies "The index of the first element in an array, and of the first character in a substring" (perldoc perlva...
How to make a variadic macro (variable number of arguments)
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Reordering arrays
...ce(to, 0, this.splice(from, 1)[0]);
};
Then just use:
var ar = [1,2,3,4,5];
ar.move(0,3);
alert(ar) // 2,3,4,1,5
Diagram:
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